TODAY AUG18
TEMPERATURE
HUMIDITY
PRESSURE30.11
WIND COND.160 4.7
  • 9058
  • 9262Sun
  • 8961Mon
  • 9061Tue
  • 8961Wed
daynightWeather update from Spokane, Spokane International Airport at

Spokane Average Weather

In the event that the weather data was unavailable for this city, estimates based upon nearby cities were used.
MonthTemp. (min)Temp. (max)Temp. (avg)Precipitation
January25°F38°F31°F2.0"
February28°F43°F34°F1.4"
March32°F52°F41°F2.4"
April36°F61°F47°F1.3"
May43°F72°F57°F1.2"
June50°F78°F64°F2.0"
July57°F90°F73°F0.5"
August55°F88°F71°F0.4"
September47°F78°F61°F0.6"
October39°F62°F49°F1.7"
November32°F47°F39°F2.0"
December25°F37°F30°F2.4"

Did you know?

  • The highest monthly average temperature in Spokane for July is 73 degrees.
  • The lowest monthly average temperature in Spokane for December is 30 degrees.
  • The most monthly precipitation in Spokane occurs in December with 2.4 inches.
  • The air quality index in Spokane is 21% better than the national average.
  • The pollution index in Spokane is 55% better than the national average.

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Compare Spokane, WA Weather To Other Cities

Spokane air quality index & pollution index

In the event that the air quality/pollution data was unavailable for this city, estimates based upon nearby cities were used.
IndexSpokaneWashingtonNational
Air quality index393650
Pollution index2,233,3508,596,9895,066,862

Spokane air quality information

MeasurementTotal
Days measured365
Days with good air quality257
Days with moderate air quality106
Days w/ poor A.Q. for sensitive groups1
Days with unhealthy air quality1

Spokane air quality information

PollutantTotal
Arsenic0.002%
Benzene0.030%
Carbon Tetrachloride0.002%
Lead0.003%
Mercury0.001%

Average monthly Spokane temperature with heat index

Spokane monthly precipitation with daily maximum

Spokane monthly snow depth with daily maximum

Spokane monthly wind speed information

Nearby cities with good air quality

City, StatePopulationAir Quality IndexNational Avg.
Fairchild AFB, WA2,9043922%
Medical Lake, WA4,9313922%
Town and Country, WA5,0483922%
Airway Heights, WA6,5233922%
Four Lakes, WA2743922%
Spokane, WA212,0783922%

Cities with similar population

City, StatePopulationAir Quality IndexNational Avg.
Birmingham, AL212,42450= 100
Des Moines, IA212,8594118%
Rochester, NY210,2913628%
San Bernardino, CA214,5818570%
Modesto, CA208,5125510%
Spokane, WA212,0783922%
Source: The Spokane, WA weather data displayed above is derived from the NOAA (National Oceanic and Atmospheric). Air quality and pollution data is derived from the EPA (United States Environmental Protection Agency). Air quality and pollution levels measured in a particular area may not be representative of the entire county.