Hilo, HI Climate


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United States / Hawaii / Hilo Metro Area / Hawaii County / Hilo / Zip Codes
Hilo, Hawaii has a tropical climate due to its location near the equator. The summer months are warm and humid with average highs in the low 80s Fahrenheit (27-29°C). Winter temperatures tend to stay mild, with average high temperatures around 70 degrees Fahrenheit (21-22°C) and lows in the 50s (12-14°C). Rainfall is abundant in Hilo with an average of 126 inches (320 cm) per year. This makes it one of the wettest cities in the United States, as well as one of the most lush and green places to live.

Hilo, Hawaii gets 143 inches of rain, on average, per year. The US average is 38 inches of rain per year.

Hilo averages 0 inches of snow per year. The US average is 28 inches of snow per year.

On average, there are 175 sunny days per year in Hilo. The US average is 205 sunny days.

Hilo gets some kind of precipitation, on average, 236 days per year. Precipitation is rain, snow, sleet, or hail that falls to the ground. In order for precipitation to be counted you have to get at least .01 inches on the ground to measure.

Weather Highlights

Summer High: the July high is around 81 degrees
Winter Low: the January low is 63
Rain: averages 143 inches of rain a year
Snow: averages 0 inches of snow a year

Bestplaces Comfort Index

The annual BestPlaces Comfort Index for Hilo is 8.6 (10=best), which means it is less comfortable than most places in Hawaii.

8.4 Summer - 8.7 Winter
January, February and December are the most pleasant months in Hilo, while August and September are the least comfortable months.

  ClimateHilo, HawaiiUnited States
  143.1 in.38.1 in.
  0.0 in.27.8 in.
  235.8 days106.2 days
  175 days205 days
  81.0°85.8°
  63.0°21.7°
  8.67
  9.74.3
  20 ft.2443 ft.
Climate
YOU SHOULD KNOW

Many people confuse weather and climate but they are different. Weather is the conditions of the atmosphere over a short period of time, and climate is how the atmosphere is over long periods of time.

Weather is how the atmosphere is behaving and its effects upon life and human activities. Weather can change from minute-to-minute. Most people think of weather in terms of temperature, humidity, precipitation, cloudiness, brightness, visibility, wind, and atmospheric pressure.

Climate is the description of the long-term pattern of weather in a place. Climate can mean the average weather for a particular region and time period taken over 30 years. Climate is the average of weather over time.

September is the hottest month for Hilo with an average high temperature of 81.7°, which ranks it as cooler than most places in Hawaii. In Hilo, there are 12 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Hilo are December, April and March.
In Hilo, there are 0.0 days annually when the high temperature is over 90°, which is cooler than most places in Hawaii.
February has the coldest nighttime temperatures for Hilo with an average of 62.8°. This is about average compared to other places in Hawaii.
In Hilo, there are 0.0 days annually when the nighttime low temperature falls below freezing, which is one of the coldest places in Hawaii.
In Hilo, there are 0.0 days annually when the nighttime low temperature falls below zero°, which is about average compared to other places in Hawaii.
The humdity in Hilo would be uncomfortable in the summer if not for the refreshing trade winds. Trade winds in Hawaii keep it comfortable, even when the humidity rises in the late summer. The most humid months are August, September and July.
November is the wettest month in Hilo with 15.9 inches of rain, and the driest month is June with 8.4 inches. The wettest season is Winter with 27% of yearly precipitation and 22% occurs in Autumn, which is the driest season. The annual rainfall of 143.1 inches in Hilo means that it is one of the wettest places in Hawaii.
April is the rainiest month in Hilo with 21.9 days of rain, and February is the driest month with only 14.9 rainy days. There are 235.8 rainy days annually in Hilo, which is rainier than most places in Hawaii. The rainiest season is Autumn when it rains 27% of the time and the driest is Spring with only a 21% chance of a rainy day.
There is rarely any recorded snowfall in Hilo, ranking it as one of the least snowy places in Hawaii. Any measurable snowfall is a rare occurance in Hilo.
Reviews for Hilo
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Kinweigh  · Merritt Island, FL
Avoid - Especially in medical field or education
Over 1 years ago

If you’re looking at Hilo, then you’re likely being recruited in the medical or education fields. These are where the greatest needs of the community lie, and there are  More

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Steve · Denver, CO
Loved the Place
Over 3 years ago

I enjoyed living in Hawaii County for a number of years, most in Hilo. While Hilo has problems, they are few compared to mainland USA. I never experienced racism by  More

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Donald · Sequim, WA
Racist locals
Over 3 years ago

Too much racism from "native Hawaiians" who aren't actually natives. That keeps me from living in that paradise. I'm this is the "natives" goal.  More

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