2025 Compare Climate & Weather:
Hilo, HI vs Denver, CO

Highlights

On average, there are 245 sunny days per year in Denver. Hilo averages 175 sunny days per year. The US average is 205 sunny days.

Denver, Colorado gets 16.7 inches of rain, on average, per year. Hilo, Hawaii gets 143.1 inches of rain, on average, per year. The US average is 38.1 inches of rain per year.

Denver averages 60.2 inches of snow per year. Hilo averages 0 inches of snow per year. The US average is 27.8 inches of snow per year.

Weather Highlights

Denver, Colorado
Summer High: the July high is around 88.9 degrees
Winter Low: the January low is 17.9
Rain: averages 16.7 inches of rain a year
Snow: averages 60.2 inches of snow a year

Hilo, Hawaii
Summer High: the July high is around 81 degrees
Winter Low: the January low is 63
Rain: averages 143.1 inches of rain a year
Snow: averages 0 inches of snow a year

BestPlaces Comfort Index

The annual BestPlaces Comfort Index for Denver is 7.3 (10=best), which means it is more comfortable than most places in Colorado.

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

Today's Weather - Hilo, HI

66°F

Today's Weather - Denver, CO

50°F

Average Monthly High / Low (°F)

Hot, Freezing, Rainy, Snowy Days: Hilo / Denver

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.

July is the hottest month for Denver with an average high temperature of 88.9°, which ranks it as warmer than most places in Colorado. In Denver, there are 3 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Denver are September, June and May.

February has the coldest nighttime temperatures for Hilo with an average of 62.8°. This is about average compared to other places in Hawaii.

December has the coldest nighttime temperatures for Denver with an average of 16.9°. This is warmer than most places in Colorado.

In Hilo, there are 0.0 days annually when the high temperature is over 90°, which is cooler than most places in Hawaii.

In Denver, there are 33.7 days annually when the high temperature is over 90°, which is hotter than most places in Colorado.

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 Denver, there are 155.1 days annually when the nighttime low temperature falls below freezing, which is warmer than most places in Colorado.

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.

In Denver, there are 5.5 days annually when the nighttime low temperature falls below zero°, which is warmer than most places in Colorado.

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.


May is the wettest month in Denver with 2.4 inches of rain, and the driest month is January with 0.5 inches. The wettest season is Autumn with 36% of yearly precipitation and 10% occurs in Spring, which is the driest season. The annual rainfall of 16.7 inches in Denver means that it is about average compared to other places in Colorado.

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.

May is the rainiest month in Denver with 10.1 days of rain, and January is the driest month with only 4.7 rainy days. There are 83.1 rainy days annually in Denver, which is rainier than most places in Colorado. The rainiest season is Summer when it rains 30% of the time and the driest is Spring with only a 18% chance of a rainy day.

There is rarely any recorded snowfall in Hilo, ranking it as one of the least snowy places in Hawaii.

An annual snowfall of 60.2 inches in Denver means that it is about average compared to other places in Colorado.

Any measurable snowfall is a rare occurance in Hilo.

March is the snowiest month in Denver with 11.7 inches of snow, and 9 months of the year have significant snowfall.