Spokane (WA) Climate by Month
The temperature in Spokane can vary greatly throughout the year.
The temperatures shift from very warm
to very cold.
The city tends toward drier weather patterns.
Now, let’s explore all the climate details to give you a full picture.
Average day and night temperature
Depending on the time of the year, temperatures range from very warm to very cold in Spokane. Average daytime temperatures reach a very warm 30°C in July. In December, the coolest month of the year, temperatures drop to a very cold 2°C. At night, expect cooler temperatures, averaging -5°C during this month.
The mean minimum and maximum temperatures throughout the year
Precipitation and rainy days
Spokane maintains relatively dry conditions year-round, recording average annual precipitation of 456 mm. Spokane can be quite wet during December, receiving approximately 70 mm of precipitation over 15 snowy/rainy days. In contrast July, experiences much drier conditions, with 9.8 mm of rainfall, spread across 4 rainy days.The mean monthly precipitation over the year, including rain, hail and snow
The average number of days each month with precipitation
Sunshine over the year
Spokane can be enjoyed more throughout the sunniest month of July under a blue sky, with approximately 12.8 hours of sunshine daily. In contrast, the city experiences much darker days in December, with only 2.0 hours of sunlight per day.Monthly hours of sunshine
Daily hours of sunshine
Daily percentage of sunshine
Average humidity
The relative humidity is low throughout the year in Spokane.
Relative humidity over the year
The best time of year to visit Spokane in the United States of America
During the months of 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:
Yes, the months of July, August and September are very dry.
July has an average maximum temperature of 30°C and is the warmest month of the year.
The coldest month is December with an average maximum temperature of 2°C.
December tops the wettest month list with 70 mm of rainfall.
July is the driest month with 10 mm of precipitation.
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.
