Crook County Climate
Crook County, Wyoming
Avg Annual Temp
44.3°F
Annual Precip
20.2"
Annual Snowfall
51.1"
Extreme Heat Days
22.133333333333336
days >= 90°F/yr
Monthly Temperature
Precipitation Calendar
Seasonal Overview
National Comparison
Climate Profile
About Crook County Weather
Cooler and Wetter than Regional Norms
Crook County averages 44.3°F annually, which is about 10 degrees cooler than the national median. However, its 20.2 inches of precipitation is high for the region, though still below the national average.
One of Wyoming's Wettest Counties
Crook County receives 20.2 inches of precipitation annually, far exceeding the state average of 13.9 inches. Its 44.3°F temperature is also slightly higher than the state average.
Higher Moisture than Neighboring Campbell
Crook County is significantly wetter than Campbell County, receiving over 5 inches more annual precipitation. It also experiences fewer extreme heat days, with 22 compared to Campbell's 33.
Lush Summers and Steady Snowfall
The county sees 22 days of extreme heat above 90°F and a mild summer average of 66.4°F. Winters are cold and snowy, with 51.1 inches of annual snowfall and a January average of 22.6°F.
Manage Moisture and Winter Snow
Because Crook is wetter than most of Wyoming, residents should ensure proper home drainage and moisture barriers. Winter preparedness is also key to managing the 51.1 inches of snow.
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.