The shaded overlays indicate night and civil twilight. No historical earthquake events found in or near Hilo, HI. 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. But Honolulu, Lihue (on Kauai), Kahului (Maui) and Hilo (Hawaii/Big Island) all saw record highs, suggesting that the Aloha State did experience its highest summer temperatures … We assume no responsibility for any decisions made on the basis of the content presented on this site. The month with least sunshine is November (Average sunshine: 3.8h). Elevation data comes from the Shuttle Radar Topography Mission (SRTM) , published by NASA's Jet Propulsion Laboratory. In Hilo, there are 12 comfortable months with high temperatures in the range of 70-85°. Sea water temperature in Hilo is expected to drop to 25.8°C/78.4°F in the next 10 days. The coldest temperature ever officially recorded in Honolulu is 52 degrees, which occurred on two different dates. Get the monthly weather forecast for Hilo, HI, including daily high/low, historical averages, to help you plan ahead. Home; North America; United States; Hawaii; Hilo; Hilo Sea Temperature (Today) 2021. The shaded overlays indicate night and civil twilight. 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. Monthly: 1981-2010 normals History: 2007-2019 The vertical gray bars (new Moons) and blue bars (full Moons) indicate key Moon phases. Explore our interactive viewer and data graphs! No historical tornado events that had recorded magnitudes of 2 or above found in or near Hilo, HI. 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. Weather Underground provides local & long-range weather forecasts, weatherreports, maps & tropical weather conditions for the Hilo area. Today's Hilo (HI), United States water temperature. The temperature in Hilo varies so little throughout the year that it is not entirely meaningful to discuss hot and cold seasons. The Hawaiian Islands are located in the middle of the Pacific Ocean. At the higher elevations like Volcano and Waimea, temperatures are often much cooler, especially during the night. Better yet, where April sees evening temperatures dipping into the 60s, May brings warm evenings in the low 70s. The daily average water temperature (purple line), with 25th to 75th and 10th to 90th percentile bands. The area is less temperate than some — in the 35th percentile for pleasant weather — compared to tourist destinations worldwide. The climate in Hilo is warm, muggy, windy, and partly cloudy. Local monthly weather patterns in Kona, Hilo, Waimea, the Kohala coast and Volcano Village (all open in new window) The influence of Hawaii’s location on its weather. The day of the year with the coolest water is February 27, with an average temperature of 75°F. Weather in Hilo Temperature. 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. The first time it was 52 degrees in Honolulu was on February 16, 1902, and the second time was on January 20, 1969. Definitions of the growing season vary throughout the world, but for the purposes of this report, we define it as the longest continuous period of non-freezing temperatures (≥ 32°F) in the year (the calendar year in the Northern Hemisphere, or from July 1 until June 30 in the Southern Hemisphere). The average hourly temperature, color coded into bands. Within 50 miles also contains extreme variations in elevation (13,816 feet). The windiest day of the year is April 7, with an average hourly wind speed of 12.6 miles per hour. The estimated value at Hilo is computed as the weighted average of the individual contributions from each station, with weights proportional to the inverse of the distance between Hilo and a given station. The month with the highest relative humidity is November (80.3%). 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 … 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. Better yet, where April sees evening temperatures dipping into the 60s, May brings warm evenings in the low 70s. The table below shows the near real-time and average water temperatures in degrees Fahrenheit (°F). You will also start to see a rise in temperature. Monthly averages Hilo Longitude: -155.048, Latitude: 19.7203 Average weather Hilo, HI - 96720. The island of Hawaii for example hosts 4 (out of 5 in total) climate groups on a surface as small as 4,028 square miles (10,430 km 2) according to the Köppen climate types: tropical, arid, temperate and polar. 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. The beach/pool score favors clear, rainless days with perceived temperatures between 75°F and 90°F. 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. Weather in The Hawaiian Islands is very consistent, with only minor changes in temperature throughout the year. Lower dew points feel drier and higher dew points feel more humid. Monthly average Hilo weather: temperature, rainfall and cloud cover Average temperatures in Hilo are between 70°F and 75°F (21 and 24 °c). The windier part of the year lasts for 2.0 months, from March 8 to May 9, with average wind speeds of more than 11.4 miles per hour. The drier season lasts 2.2 months, from July 21 to September 28. Considering humidity, temperatures feel hot for about half of the year and otherwise nice with a chance of rain throughout most of the year. The Pacific Ocean at both cities reaches its highest temperature in September and October. Hilo hospital seeing high demand for COVID vaccine from kupuna 75 and older as rollout continues. Daylight saving time (DST) is not observed in Hilo during 2021. Hilo Weather Forecasts. 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. Waves on all coasts in April range from flat to medium in size, and the water’s starting to warm up. 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. The clearer part of the year in Hilo begins around May 18 and lasts for 4.1 months, ending around September 21. Click on each chart for more information. The cloudier part of the year begins around September 21 and lasts for 7.9 months, ending around May 18. 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 average of mean hourly wind speeds (dark gray line), with 25th to 75th and 10th to 90th percentile bands. 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. Daytime maximum temperatures average around a cold 0°C (32°F), whilst at night 0°C (32°F) is normal. April is in the spring in Hilo and is typically the 4th coldest month of the year. Weather & Climate. These average ocean temperatures for Hilo are calculated from several years of archived data. In the 96720 zip code, there are 12 comfortable months with high temperatures in the range of 70-85°. Weather ☀ ⛅ Hawaii ☀ ⛅ April ☀ ⛅ Information on temperature, sunshine hours, water temperature & rainfall in April for Hawaii. Among wet days, we distinguish between those that experience rain alone, snow alone, or a mixture of the two. In contrast, in Hawaii, the coldest temperatures observed on Christmas Day are 59 degrees in Honolulu and 58 in Hilo. 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. Year round warm sea temperatures at Hilo Breakwall climb to their warmest in early to mid September. Hilo is located near a large body of water (e.g., ocean, sea, or large lake). The month with the longest days is June (Average daylight: 13.3h). 24.8°C / 76.6°F Current weather. Hawaii, United States coastal sea temperatures. What's the weather like in Hilo (Hawaii) in April 2021? February is in the winter in Hilo and is typically the 2nd coldest month of the year. The thin dotted line is the corresponding average liquid-equivalent snowfall. The least rain falls around June 6, with an average total accumulation of 2.0 inches. Sea water temperature in Hilo is expected to drop to 24.6°C/76.3°F in the next 10 days. 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). The wettest month is November with an average of 124mm of rain. Months with the highest UV index are March, April, May, June, July, August and September (UV index 12). 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). Palomas, Puerto Rico (5,733 miles away) is the far-away foreign place with temperatures most similar to Hilo (view comparison). Hawaii - Hawaii - Climate: Hawaii lies just below the Tropic of Cancer, and its mild tropical climate is considered by many people to be the world’s ideal. Land Use data comes from the Global Land Cover SHARE database , published by the Food and Agriculture Organization of the United Nations. 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