Climate in Spokane Valley, Washington

Spokane Valley, Washington gets 20 inches of rain, on average, per year. The US average is 38 inches of rain per year.

Spokane Valley averages 42 inches of snow per year. The US average is 28 inches of snow per year.

On average, there are 174 sunny days per year in Spokane Valley. The US average is 205 sunny days.

Spokane Valley gets some kind of precipitation, on average, 117 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 84 degrees
Winter Low: the January low is 25
Rain: averages 20 inches of rain a year
Snow: averages 42 inches of snow a year

BESTPLACES COMFORT INDEX

The annual BestPlaces Comfort Index for Spokane Valley is 6.8 (10=best), which means it is less comfortable than most places in Washington.

July is the hottest month for Spokane Valley with an average high temperature of 83.8°, which ranks it as warmer than most places in Washington. In Spokane Valley, there are 4 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Spokane Valley are June, September and August.

In Spokane Valley, there are 17.2 days annually when the high temperature is over 90°, which is hotter than most places in Washington.

December has the coldest nighttime temperatures for Spokane Valley with an average of 23.7°. This is colder than most places in Washington.

In Spokane Valley, there are 120.3 days annually when the nighttime low temperature falls below freezing, which is colder than most places in Washington.

In Spokane Valley, there are 1.5 days annually when the nighttime low temperature falls below zero°, which is colder than most places in Washington.

Humidity is low in Spokane Valley, and some people might find the dryness to be uncomfortable. Days with noticeable humidity are rare throughout the year. A very dry climate can lead to cracked, itchy skin and dry eyes.

December is the wettest month in Spokane Valley with 2.8 inches of rain, and the driest month is August with 0.7 inches. The wettest season is Spring with 34% of yearly precipitation and 15% occurs in Autumn, which is the driest season. The annual rainfall of 19.5 inches in Spokane Valley means that it is drier than most places in Washington.

November is the rainiest month in Spokane Valley with 14.3 days of rain, and August is the driest month with only 4.1 rainy days. There are 117.2 rainy days annually in Spokane Valley, which is less rainy than most places in Washington. The rainiest season is Spring when it rains 32% of the time and the driest is Autumn with only a 14% chance of a rainy day.

An annual snowfall of 42.4 inches in Spokane Valley means that it is snowier than most places in Washington. December is the snowiest month in Spokane Valley with 14.1 inches of snow, and 6 months of the year have significant snowfall.

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