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Spokane Valley (WA) Weather and Climate: A Comprehensive Guide

Spokane Valley experiences great temperature shifts. The city's weather can transition from very warm days to cold weather. The city tends toward drier weather patterns. Let's now guide you through the climate details for a complete overview.

Average maximum day and minimum night temperature

The climate in Spokane Valley is known for significant temperature differences throughout the year, making the weather dynamic. Typically, average maximum daytime temperatures range from a very warm 30°C in July to a chilly 2°C in the coolest month, December.

Nights are cooler, with lows often dropping to around -4°C during the colder months.

Check out our detailed temperature page for more information.

Temperature ranges by month

Precipitation and rainy days

With annual rain/snowfall averaging 469 mm, Spokane Valley maintains relatively low precipitation levels throughout the seasons. The climate in Spokane Valley shows significant variation throughout the year. Expect moderate snow/rainfall in December, with an average of 65 mm of precipitation over 15 snowy/rainy days.

In contrast, August offers drier and sunnier days, with around 12 mm of rainfall over 5 rainy days. For more details, please visit our Spokane Valley Precipitation page.

The mean monthly precipitation over the year, including rain, hail and snow

Sunshine over the year

For those who appreciate different seasons, Spokane Valley serves as an ideal destination. Expect longer, more sun-filled days in July with an average of 12.8 hours of sunshine daily, and embrace the darker days in December, offering only 2.0 hours of daily sunlight.

Visit our detailed sunshine hours page for more information.

Monthly hours of sunshine

Data from: Spokane, the United States of America (14 KM, 8 Miles).

Daily hours of sunshine

Data from: Spokane, the United States of America (14 KM, 8 Miles).

Forecast for Spokane Valley (WA)

Saturday
8 Mar
Cloudy
Cloudy
11°C
0 mm
Sunday
9 Mar
Cloudy
Cloudy
12°C
0 mm
Monday
10 Mar
Partly cloudy
Partly cloudy
7°C
0 mm

Select a Month of Interest

Check the conditions for any month of the year.

The best time of year to visit Spokane Valley in the United States of America

During the months of May, June and September you are most likely to experience good weather with pleasant average temperatures that fall between 20°C and 26°C.

Other facts from our historical weather data:
  • Does Spokane Valley have a dry season?
    Yes, the months of July, August and September are very dry.
  • Which is the warmest month in Spokane Valley?
    July has an average maximum temperature of 30°C and is the warmest month of the year.
  • Which is the coldest month in Spokane Valley?
    The coldest month is December with an average maximum temperature of 2°C.
  • Which is the wettest month in Spokane Valley?
    December tops the wettest month list with 65 mm of rainfall.
  • Which is the driest month in Spokane Valley?
    August is the driest month with 12 mm of precipitation.
  • Which is the sunniest month in Spokane Valley?
    July is the sunniest month with an average of 383 hours of sunshine.

  • No idea where to travel to this year? We have a tool that recommends destinations based on your ideal conditions. Find out where to go with our weather planner.