Douglas County Climate
Douglas County, Washington
Avg Annual Temp
49.1°F
Annual Precip
9.9"
Annual Snowfall
27.9"
Extreme Heat Days
34.266666666666666
days >= 90°F/yr
Monthly Temperature
Precipitation Calendar
Seasonal Overview
National Comparison
Climate Profile
About Douglas County Weather
A Cool Continental Climate in Douglas
Douglas County’s average temperature of 49.1°F sits below the national median, characterizing its semi-arid continental climate. This cooler baseline reflects its position in the high desert of Central Washington.
Drier and Steadier Than the State
At 49.1°F, Douglas ranks slightly below the Washington state average of 49.9°F. It experiences much drier conditions than the state norm, receiving only 10.0 inches of annual precipitation compared to the 38.5-inch average.
High Desert Neighbors and Cold Winters
Its 10-inch annual rainfall is similar to neighboring Grant County, though its winters are notably colder with a January average of 27.1°F. It lacks the maritime influence that keeps coastal counties much wetter and milder.
Scorching Summers and Snowy Winters
Residents face 34 extreme heat days above 90°F during summers that average 69.5°F. Winter brings a sharp contrast, delivering 27.9 inches of snowfall and an average low of 28.7°F.
Preparing for Thermal Extremes
High-efficiency HVAC systems are essential to handle the 34 days of extreme summer heat. Winter preparations should include heavy-duty snow removal equipment to manage nearly 28 inches of annual snow.
Frequently Asked Questions
What is the average temperature in Douglas County?
How much rain does Douglas County get?
Does it snow in Douglas County?
How hot does Douglas County get in summer?
How cold are winters in Douglas County?
Track your own weather in Douglas County
Ambient Weather personal weather stations give you hyperlocal climate data.
Sponsored
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.