Crook County Climate
Crook County, Wyoming
NOAA NCEI 1991-2020 Climate NormalsAvg Annual Temp
44.3°F
Annual Precip
20.2"
Annual Snowfall
51.1"
Extreme Heat Days
22
days >= 90°F/yr
Monthly Temperature
Precipitation Calendar
Growing Season & Gardening
4b
Minimum winter temperature range for plant survival
2,055
Favors cool-season crops
Seasonal Overview
National Comparison
7-Day Outlook
Forecast
Current Conditions
Air Quality
Safety
Weather Alerts
Climate Advisory: Crook County
Climate Verdict
Crook County has a cool, averaging 44.3°F annually, semi-arid conditions with only 20.2 inches of annual precipitation, occasional hot days — 22.133333333333336 per year above 90°F, moderate snowfall of 51.1 inches annually. This climate profile shapes everything from energy costs to outdoor recreation opportunities.
Seasonal Breakdown
Winters are very cold — January averages 22.6°F. summers are pleasantly cool with July averaging 69.6°F. The 47°F seasonal variation provides noticeable but manageable change.
Outdoor & Gardening Guidance
Winter sports enthusiasts benefit from reliable snow cover for 3-4 months annually.
Regional Context
Crook County closely matches the Wyoming statewide average temperature of 43.8°F, it is also noticeably wetter, receiving 6.4 inches more precipitation than the state average.
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 sources: NOAA National Centers for Environmental Information (NCEI), U.S. Climate Normals 1991-2020. Forecast and alert data from National Weather Service API. Air quality data from Open-Meteo.
Climate normals are 30-year averages of weather variables. Station data is aggregated to county level. Forecasts and alerts are fetched live and may change frequently. Data is informational only — not a substitute for official National Weather Service forecasts or emergency weather warnings.