The length of the day in Hilo varies over the course of the year. In 2021, the shortest day is December 21, with 10 hours, 56 minutes of daylight; the longest day is June 20, with 13 hours, 19 minutes of daylight. We assume no responsibility for any decisions made on the basis of the content presented on this site. Average Weather in Hilo Hawaii, United States. This section reports on the wide-area average surface temperature of that water. Time zones for airports and weather stations are provided by AskGeo.com . The month with the highest relative humidity is November (80.3%). Based on this score, the best time of year to visit Hilo for hot-weather activities is from late June to late September, with a peak score in the first week of August. Hilo Weather Forecasts. range. The driest month (with the lowest rainfall) is June (108mm). In contrast, in Hawaii, the coldest temperatures observed on Christmas Day are 59 degrees in Honolulu and 58 in Hilo. Hilo is a city close to Pacific Ocean. April is in the spring in Hilo and is typically the 4th coldest month of the year. (Average highs 26ºC, average rainfall 52mm, Honolulu average water temperature 25ºC.) The wetter season lasts 9.8 months, from September 28 to July 21, with a greater than 28% chance of a given day being a wet day. Click on each chart for more information. The chance of a wet day peaks at 33% on April 7. Weeks with ideal weather are listed above. Weather & Climate. The climate in Hilo during February can be summarized as excessively hot and arid. The temperature in Hilo varies so little throughout the year that it is not entirely meaningful to discuss hot and cold seasons. The average daily shortwave solar energy reaching the ground per square meter (orange line), with 25th to 75th and 10th to 90th percentile bands. Near the ocean, you can expect less rain in most cases and the temperatures are a little warmer. Find out how often it rains, snows, and the gets cold or hot in Hilo. The warmest month (with the highest average high temperature) is September (28.5°C). A person's cold intolerance, with sunshine, wind, and air temperature, are essential factors for enjoying swimming in 76.8°F (24.9°C) water. The area within 2 miles of Hilo is covered by artificial surfaces (43%), water (26%), and trees (15%), within 10 miles by trees (43%) and water (28%), and within 50 miles by water (61%) and shrubs (11%). Based on our historical data over a period of ten years, the warmest water in this day in Hilo was recorded in 2019 and was 27.3°C/81.1°F, and the coldest was recorded in 2011 at 25.1°C/77.2°F. There are 2 weather stations near enough to contribute to our estimation of the temperature and dew point in Hilo. Rain falls throughout the year in Hilo. The month with the longest days is June (Average daylight: 13.3h). Hawaii, United States coastal sea temperatures. The climate at Hilo International Airport is warm, muggy, windy, and partly cloudy. The black line is the percentage chance that a given day is within the growing season. The average hourly wind speed in Hilo experiences mild seasonal variation over the course of the year. The predominant average hourly wind direction in Hilo is from the east throughout the year. Daytime maximum temperatures average around a cold 0°C (32°F), whilst at night 0°C (32°F) is normal. A cold front over the Big Isle has brought a flash flood watch to the island until 6 p.m. tonight with some possible stormy weather continuing through the day. You will also start to see a rise in temperature. CABATU. (Complete List of Average Temperatures) Use the near real-time water temperature data with discretion, because … February has the coldest nighttime temperatures for Hilo with an average of 62.8°. | Resources, Enero, the same as Diciembre, is a moderately hot winter month in, Febrero, the last month of the winter, in, The first month of the spring, Marzo, is also a moderately hot month in, The last month of the spring, Mayo, is also a moderately hot month in, Julio, the same as Junio, is another warm summer month in, Septiembre, the first month of the autumn, in, The last month of the autumn, Noviembre, is another warm month in, Diciembre, the first month of the winter, in, In Hilo, Hawaii, during the entire year, the rain falls for, Marzo through Septiembre, with an average maximum UV index of. Hilo Breakwall sea temperatures peak in the range 26 to 27°C (79 to 81°F) on around the 10th of September and are at their lowest on about the 14th of February, in the range 24 to 25°C (75 to 77°F). Better yet, where April sees evening temperatures dipping into the 60s, May brings warm evenings in the low 70s. Explore our interactive viewer and data graphs! We further caution that our travel scores are only as good as the data that underpin them, that weather conditions at any given location and time are unpredictable and variable, and that the definition of the scores reflects a particular set of preferences that may not agree with those of any particular reader. June is the sunniest at 5.3in / 134mm and March the wettest month with 13.6in / 344.9mm. Daytime maximum temperatures average around a cold 0°C (32°F), whilst at night 0°C (32°F) is normal. At Hilo and Lihue, the range is five and Hilo is slightly cooler than other parts of Hawaii, with … The horizontal axis is the day, the vertical axis is the hour of the day, and the colored areas indicate when the moon is above the horizon. The coldest month in Hilo is February, with an average high-temperature of 78.8°F (26°C) and an average low-temperature of 63.5°F (17.5°C). Great time for snorkeling. The most pleasant months of the year for the Hilo metro area are May, December and April. Your localized Common Cold weather forecast, from AccuWeather, provides you with the tailored weather forecast that you need to plan your day's activities Hilo, HI 80° F Average temperatures in Hilo vary very little. Monthly averages Hilo Longitude: -155.048, Latitude: 19.7203 Average weather Hilo, HI - 96720. Those scores are combined into a single hourly composite score, which is then aggregated into days, averaged over all the years in the analysis period, and smoothed. Unlike temperature, which typically varies significantly between night and day, dew point tends to change more slowly, so while the temperature may drop at night, a muggy day is typically followed by a muggy night. Hilo, Hawaii, USA - Average monthly weather - Detailed climate information with charts. The number of hours during which the Sun is visible (black line). The percentage of hours in which the mean wind direction is from each of the four cardinal wind directions, excluding hours in which the mean wind speed is less than. Better yet, where April sees evening temperatures dipping into the 60s, May brings warm evenings in the low 70s. Months with the highest number of rainy days are July and August (26.8 days). Weather Underground provides local & long-range weather forecasts, weatherreports, maps & tropical weather conditions for the Hilo area. Weather in Hilo Temperature. Extremely Cold Days # of days where the low temperature falls below 0° F Hilo Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec 0 … Hawaii Interactive Map of Historical Record High and Low Temperatures Temperature, humidity, rainfall, snowfall, daylight, sunshine, UV index, and sea temperature. The percentage of time spent in each cloud cover band, categorized by the percentage of the sky covered by clouds. In the Hilo metro area, there are 12 comfortable months with high temperatures in the range of 70-85°. August is the warmest month, and January the coolest. Although the weather is often humid by U.S. mainland standards, temperatures are conditioned by the northeast trade winds, which prevail most of the year and make living on the islands delightfully comfortable. Map showing location of Hilo (19.729720, -155.090000) Locations nearby The month with the lowest average high temperature is February (26°C). Hilo Temperature Yesterday. The beach/pool score favors clear, rainless days with perceived temperatures between 75°F and 90°F. The Rainy Seasons What is the rainiest month in Hilo? In this report, we use a base of 50°F and a cap of 86°F. PacIOOS' ocean circulation model provides a 7-day water temperature forecast for the main Hawaiian Islands and other parts of the Pacific Islands region. Considering humidity, temperatures feel hot for about half of the year and otherwise nice with a chance of rain throughout most of the year. Non-linked temperatures in the monthly columns are average water temperatures. The highest temperature ever recorded on the islands was 100 °F (38 °C) on April 27, 1931 in Pahala. The muggiest day of the year is August 14, with muggy conditions 89% of the time. Our cloud cover score is 10 for fully clear skies, falling linearly to 9 for mostly clear skies, and to 1 for fully overcast skies. This section discusses the total daily incident shortwave solar energy reaching the surface of the ground over a wide area, taking full account of seasonal variations in the length of the day, the elevation of the Sun above the horizon, and absorption by clouds and other atmospheric constituents. Lower dew points feel drier and higher dew points feel more humid. The area is less temperate than some — in the 35th percentile for pleasant weather — compared to tourist destinations worldwide. Maximum temperature yesterday: 78 °F (at 2:53 pm) Minimum temperature yesterday: 69 °F (at 12:53 am) Average temperature yesterday: 71 °F. Non-linked temperatures in the monthly columns are average water temperatures. In December, in Hilo, the average sea temperature is 76.8°F (24.9°C). The solar day over the course of the year 2021. By March, Hilo's water has dropped to its coldest of the year, at 71 °F (21.7 °C), on average. Growing degree days are a measure of yearly heat accumulation used to predict plant and animal development, and defined as the integral of warmth above a base temperature, discarding any excess above a maximum temperature. The coldest month (with the lowest average low temperature) is February (17.5°C). The average growing degree days accumulated over the course of the year, with 25th to 75th and 10th to 90th percentile bands. The wind experienced at any given location is highly dependent on local topography and other factors, and instantaneous wind speed and direction vary more widely than hourly averages. Hilo On the coasts exposed to the north-east, which directly receive the wind from the sea, the temperatures are a bit lower. Hawaii Weather in July: High temperatures hold steady in July, with a little more rain than in June. The windiest day of the year is April 7, with an average hourly wind speed of 12.6 miles per hour. Home; North America; United States; Hawaii; Hilo; Hilo Sea Temperature (Today) 2021. Maps are © Esri, with data from National Geographic, Esri, DeLorme, NAVTEQ, UNEP-WCMC, USGS, NASA, ESA, METI, NRCAN, GEBCO, NOAA, and iPC. Based on this categorization, the most common form of precipitation throughout the year is rain alone, with a peak probability of 33% on April 7. The tradewinds make it pleasant and a wonderful place to live and work. The average daily incident shortwave solar energy experiences some seasonal variation over the course of the year. [2347737], Weather Atlas | © 2002-2021 | Yu Media Group d.o.o. The American state of Hawaii, which covers the Hawaiian Islands, is tropical but it experiences many different climates, depending on altitude and surrounding. The least muggy day of the year is January 30, with muggy conditions 27% of the time. (Average highs 28ºC, average rainfall 43mm, Honolulu average water temperature 26ºC.) The day of the year with the warmest water is September 11, with an average temperature of 80°F. Hawaii Weather in April: Temperatures hold steady from March to April, but rain drops off significantly. Hilo experiences extreme seasonal variation in monthly rainfall. (Complete List of Average Temperatures) Use the near real-time water temperature data with discretion, because they may contain errors. The vertical gray bars (new Moons) and blue bars (full Moons) indicate key Moon phases. The average rainfall (solid line) accumulated over the course of a sliding 31-day period centered on the day in question, with 25th to 75th and 10th to 90th percentile bands. In downtown Honolulu, the warmest month is August with an average temperature of about 82° F. The coldest month is February, around 73° F – the range between the coldest and warmest months averages only nine degrees. MERRA-2 Modern-Era Retrospective Analysis. In Hilo, there are 12 comfortable months with high temperatures in the range of 70-85°. Station Data. The brighter period of the year lasts for 4.8 months, from April 17 to September 9, with an average daily incident shortwave energy per square meter above 6.8 kWh. The Hawaiian Islands are located in the middle of the Pacific Ocean. Marine / ocean climate data updated daily, surface sea temperatures and recorded in degrees centigrade and farenheit. The coldest high temperature on record in … Monthly: 1981-2010 normals History: 2007-2019 Considering humidity, temperatures feel hot for about half of the year and otherwise nice with a chance of rain throughout most of the year. Clicking on the hyperlinked "Recent Temperatures" will display station information for the location. The wettest month (with the highest rainfall) is March (270mm). That’s not so in Hawaii. In December, in Hilo, the average sea temperature is 76.8°F (24.9°C). The percentage of days in which various types of precipitation are observed, excluding trace quantities: rain alone, snow alone, and mixed (both rain and snow fell in the same day). The daily average water temperature (purple line), with 25th to 75th and 10th to 90th percentile bands. January is in the winter in Hilo and is typically the coldest month of the year. The area is less temperate than some — in the 35th percentile for pleasant weather — compared to tourist destinations worldwide. The drier season lasts 2.2 months, from July 21 to September 28. You will also start to see a rise in temperature. Weather in The Hawaiian Islands is very consistent, with only minor changes in temperature throughout the year. The smallest chance of a wet day is 23% on August 30. Average temperatures in Hilo vary very little. For the purposes of this report, the geographical coordinates of Hilo are 19.730 deg latitude, -155.091 deg longitude, and 98 ft elevation. Among wet days, we distinguish between those that experience rain alone, snow alone, or a mixture of the two. The most rain falls during the 31 days centered around April 13, with an average total accumulation of 7.3 inches. Water temperature in Hilo today is 25.3°C/77.5°F. These average ocean temperatures for Hilo are calculated from several years of archived data. Weather in The Hawaiian Islands is very consistent, with only minor changes in temperature throughout the year. The Pacific Ocean at both cities reaches its highest temperature in September and October. You can read up on the facts yourself here and here. Elevation data comes from the Shuttle Radar Topography Mission (SRTM) , published by NASA's Jet Propulsion Laboratory. Monthly: 1981-2010 normals History: 2007-2019 The Olympic swimming competition requires a water … 24.8°C / 76.6°F Current weather. Our precipitation score, which is based on the three-hour precipitation centered on the hour in question, is 10 for no precipitation, falling linearly to 9 for trace precipitation, and to 0 for 0.04 inches of precipitation or more. GREEN. Hilo, Hawaii Climate - 96720 Weather, Average Rainfall, and Temperatures Toggle navigation WorldClimate.com The month with shortest days is December (Average daylight: 11h). The time of year with warmer water lasts for 3.2 months, from July 31 to November 5, with an average temperature above 79°F. By STEPHANIE SALMONS Hawaii Tribune-Herald | Tuesday, January 26, 2021, 12:05 a.m. Share this story. In the 96720 zip code, there are 12 comfortable months with high temperatures in the range of 70-85°. The time in which the moon is above the horizon (light blue area), with new moons (dark gray lines) and full moons (blue lines) indicated. The information on this site is provided as is, without any assurances as to its accuracy or suitability for any purpose. What's the weather like in Hilo (Hawaii) in February 2021? Station Data. Average Weather at Hilo International Airport Hawaii, United States. The month with the lowest number of rainy days is February (15.8 days). Hawaii water temperatures are maximum at around 82 to 84°F in the end of August and lowest in the beginning of March at 74°F. Fifty-two degrees is a ridiculously high temperature to … September is the month with the warmest water temperature at 79.5°F / 26.4°C. The horizontal axis is the day of the year, the vertical axis is the hour of the day, and the color is the average temperature for that hour and day. September is the hottest month for the 96720 zip code with an average high temperature of 81.7°, which ranks it as cooler than most places in Hawaii. The month with the highest average low temperature is September (20.9°C). The average water temperature experiences some seasonal variation over the course of the year. The month with least sunshine is November (Average sunshine: 3.8h). The brightest day of the year is July 4, with an average of 7.4 kWh. South swells reach their peak, bringing in some big waves. The earliest sunrise is at 5:40 AM on June 5, and the latest sunrise is 1 hour, 17 minutes later at 6:57 AM on January 17. The month with most sunshine is June (Average sunshine: 5.9h). Based on the tourism score, the best time of year to visit Hilo for warm-weather activities is from early November to mid October. Africa Asia Aus & Pacific Europe Latin America N America S America Mid East. In contrast, in Hawaii, the coldest temperatures observed on Christmas Day are 59 degrees in Honolulu and 58 in Hilo. The percentage of time spent at various humidity comfort levels, categorized by dew point. Summer runs from April to October on Hawaii Island, with temperatures slightly higher than the rest of the year. The tables give the normal maximum and minimum daily temperatures based on weather data collected from 1981 to 2010 by the US National Climatic Data Center. The average of mean hourly wind speeds (dark gray line), with 25th to 75th and 10th to 90th percentile bands. The shaded overlays indicate night and civil twilight. Over the course of the year, the temperature typically varies from 64°F to 83°F and is rarely below 60°F or above 86°F. While having the tremendous advantages of temporal and spatial completeness, these reconstructions: (1) are based on computer models that may have model-based errors, (2) are coarsely sampled on a 50 km grid and are therefore unable to reconstruct the local variations of many microclimates, and (3) have particular difficulty with the weather in some coastal areas, especially small islands. Year round warm sea temperatures at Hilo Breakwall climb to their warmest in early to mid September. The clearer part of the year in Hilo begins around May 18 and lasts for 4.1 months, ending around September 21. Palomas, Puerto Rico (5,733 miles away) is the far-away foreign place with temperatures most similar to Hilo (view comparison). Weather ☀ ⛅ Hawaii ☀ ⛅ April ☀ ⛅ Information on temperature, sunshine hours, water temperature & rainfall in April for Hawaii. A person's cold intolerance, with sunshine, wind, and air temperature, are essential factors for enjoying swimming in 76.8°F (24.9°C) water. Temperatures in Hilo are sufficiently warm year round that it is not entirely meaningful to discuss the growing season in these terms. The day of the year with the coolest water is February 27, with an average temperature of 75°F. PacIOOS' ocean circulation model provides a 7-day water temperature forecast for the main Hawaiian Islands and other parts of the Pacific Islands region. The darker period of the year lasts for 2.7 months, from November 6 to January 28, with an average daily incident shortwave energy per square meter below 5.0 kWh. The climate in Hilo during April can be summarized as excessively hot and arid. Waves on all coasts in April range from flat to medium in size, and the water’s starting to warm up. Record temperatures have also been set in Honolulu, which hit a high of 92, and Hilo, which hit a high of 88, twice this month. Hilo / ˈ h iː l oʊ / (Hawaiian pronunciation: ) is a census-designated place (CDP) and the largest city in Hawaii County, Hawaii, United States, which encompasses the Island of Hawaiʻi.The population was 43,263 according to the 2010 census.. Hilo is the county seat of the County of Hawaiʻi and is in the District of South Hilo. The climate in Hilo is warm, muggy, windy, and partly cloudy. Months with the highest UV index are March, April, May, June, July, August and September (UV index 12). High & … The day, twilights (civil, nautical, and astronomical), and night are indicated by the color bands from yellow to gray. The climate in Hilo is warm, muggy, windy, and partly cloudy. Weather Atlas: Hilo, HI - Detailed climate information and monthly weather forecast. Get the monthly weather forecast for Hilo, HI, including daily high/low, historical averages, to help you plan ahead. HOME > Monitoring and Data > Global Climate Data > Global Temperature Time Series > Hawaii : Hawaii Temperature Actual vs. Normal Maximum/Minimum Last 30 Days : Click on the following station location on map or select name from list below to display time series of daily temperature for various locations throughout Hawaii. There are really only two seasons in Hawaii: summer (kau) from May to October and winter (hooilo) from November to April.The average daytime summer temperature at sea level is 85° F (29.4° C), while the average daytime winter temperature is 78° (25.6° C). However, and especially for those visitors from the US mainland, temperatures here are always pleasant. Hilo. Hilo is located at the base of two volcanoes on Hawaii’s Big Island and overlooks the Hilo Bay. Daytime maximum temperatures average around a cold 0°C (32°F), whilst at night 0°C (32°F) is normal. The least rain falls around June 6, with an average total accumulation of 2.0 inches. The daily average high (red line) and low (blue line) temperature, with 25th to 75th and 10th to 90th percentile bands. February is in the winter in Hilo and is typically the 2nd coldest month of the year. Here are the average temperatures of Hilo, located at the foot of the windward side of the island of Hawai'i ("The Big Island"): as we can see, they are lower than those of Honolulu, which, as previously mentioned, is located on the leeward side. 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