2025 Compare Climate & Weather:
Aurora, CO vs Kennewick, WA

Highlights

On average, there are 191 sunny days per year in Kennewick. Aurora averages 243 sunny days per year. The US average is 205 sunny days.

Kennewick, Washington gets 8.1 inches of rain, on average, per year. Aurora, Colorado gets 16.8 inches of rain, on average, per year. The US average is 38.1 inches of rain per year.

Kennewick averages 3.5 inches of snow per year. Aurora averages 61.7 inches of snow per year. The US average is 27.8 inches of snow per year.

Weather Highlights

Kennewick, Washington
Summer High: the July high is around 89.9 degrees
Winter Low: the January low is 28.7
Rain: averages 8.1 inches of rain a year
Snow: averages 3.5 inches of snow a year

Aurora, Colorado
Summer High: the July high is around 88.2 degrees
Winter Low: the January low is 18
Rain: averages 16.8 inches of rain a year
Snow: averages 61.7 inches of snow a year

BestPlaces Comfort Index

The annual BestPlaces Comfort Index for Kennewick is 7.5 (10=best), which means it is one of the most pleasant places in Washington.

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

Today's Weather - Aurora, CO

48°F

Today's Weather - Kennewick, WA

46°F

Average Monthly High / Low (°F)

Hot, Freezing, Rainy, Snowy Days: Aurora / Kennewick

July is the hottest month for Aurora with an average high temperature of 88.2°, which ranks it as about average compared to other places in Colorado. In Aurora, there are 3 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Aurora are September, June and May.

July is the hottest month for Kennewick with an average high temperature of 89.9°, which ranks it as one of the hottest places in Washington. In Kennewick, there are 3 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Kennewick are September, May and June.

December has the coldest nighttime temperatures for Aurora with an average of 17.2°. This is warmer than most places in Colorado.

December has the coldest nighttime temperatures for Kennewick with an average of 27.5°. This is colder than most places in Washington.

In Aurora, there are 30.5 days annually when the high temperature is over 90°, which is about average compared to other places in Colorado.

In Kennewick, there are 39.9 days annually when the high temperature is over 90°, which is one of the hottest places in Washington.

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

In Kennewick, there are 87.1 days annually when the nighttime low temperature falls below freezing, which is colder than most places in Washington.

In Aurora, there are 5.7 days annually when the nighttime low temperature falls below zero°, which is warmer than most places in Colorado.

In Kennewick, there are 0.6 days annually when the nighttime low temperature falls below zero°, which is colder than most places in Washington.

May is the wettest month in Aurora with 2.4 inches of rain, and the driest month is January with 0.5 inches. The wettest season is Autumn with 38% of yearly precipitation and 10% occurs in Spring, which is the driest season. The annual rainfall of 16.8 inches in Aurora means that it is about average compared to other places in Colorado.


December is the wettest month in Kennewick with 1.2 inches of rain, and the driest month is July with 0.2 inches. The wettest season is Spring with 39% of yearly precipitation and 13% occurs in Autumn, which is the driest season. The annual rainfall of 8.1 inches in Kennewick means that it is one of the driest places in Washington.

May is the rainiest month in Aurora with 9.7 days of rain, and January is the driest month with only 4.3 rainy days. There are 80.2 rainy days annually in Aurora, which is about average compared to other places in Colorado. The rainiest season is Autumn when it rains 32% of the time and the driest is Spring with only a 17% chance of a rainy day.

January is the rainiest month in Kennewick with 11.5 days of rain, and August is the driest month with only 2.3 rainy days. There are 82.8 rainy days annually in Kennewick, which is less rainy than most places in Washington. The rainiest season is Spring when it rains 38% of the time and the driest is Autumn with only a 12% chance of a rainy day.

An annual snowfall of 61.7 inches in Aurora means that it is about average compared to other places in Colorado.

An annual snowfall of 3.5 inches in Kennewick means that it is less snowy than most places in Washington.

March is the snowiest month in Aurora with 12.2 inches of snow, and 9 months of the year have significant snowfall.

December is the snowiest month in Kennewick with 1.4 inches of snow, and 3 months of the year have significant snowfall.