Garfield County Climate
Garfield County, Washington
Avg Annual Temp
49.8°F
Annual Precip
17.6"
Annual Snowfall
8.4"
Extreme Heat Days
26.9
days >= 90°F/yr
Monthly Temperature
Precipitation Calendar
Seasonal Overview
National Comparison
Climate Profile
About Garfield County Weather
A Typical Northwest Interior
Garfield County’s average temperature of 49.8°F sits slightly below the U.S. national median. Its climate balances moderate rainfall with distinct continental seasonal shifts.
Right at the State Average
At 49.8°F, the county sits right at the Washington state average, though its 17.6 inches of rain is less than half the state average of 38.5 inches. It represents the transition from the wet Cascades to the dry interior.
Wetter Than the Basin Floor
Garfield is significantly wetter than Franklin County, receiving nearly double the annual precipitation. However, it sees less snowfall than Douglas County to the northwest, averaging just 8.4 inches.
Hot Summers and Tame Winters
The county experiences 27 days of extreme heat above 90°F during summers that average 66.5°F. Winters are manageable with a 34.4°F average and relatively light snowfall compared to the mountain passes.
Water Conservation and Cooling
Residents should prepare for dry summers by utilizing water-efficient gardening techniques. While snowfall is light at 8.4 inches, the 27 days of extreme heat require functional air conditioning.
Frequently Asked Questions
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Data source: NOAA National Centers for Environmental Information (NCEI), U.S. Climate Normals 1991-2020.
Climate normals are 30-year averages of weather variables computed from 1991 to 2020. Station data is aggregated to county level using spatial averaging. Data is informational only — not a substitute for official National Weather Service forecasts or emergency weather warnings.