Campbell County Climate
Campbell County, Wyoming
NOAA NCEI 1991-2020 Climate NormalsAvg Annual Temp
45.6°F
Annual Precip
15.0"
Annual Snowfall
48.1"
Extreme Heat Days
33
days >= 90°F/yr
Monthly Temperature
Precipitation Calendar
Growing Season & Gardening
5a
Minimum winter temperature range for plant survival
2,226
Favors cool-season crops
Seasonal Overview
National Comparison
7-Day Outlook
Forecast
Current Conditions
Air Quality
Safety
Weather Alerts
Climate Advisory: Campbell County
Climate Verdict
Campbell County has a cool, averaging 45.6°F annually, semi-arid conditions with only 15.0 inches of annual precipitation, occasional hot days — 32.550000000000004 per year above 90°F, moderate snowfall of 48.1 inches annually. This climate profile shapes everything from energy costs to outdoor recreation opportunities.
Seasonal Breakdown
Winters are very cold — January averages 24.1°F. summers are warm — July averages 71.0°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
Campbell County closely matches the Wyoming statewide average temperature of 43.8°F.
Climate Profile
About Campbell County Weather
Variable Weather in the Great Plains
Campbell County's 45.6°F average temperature is cooler than the national median of 54°F. It averages 15.0 inches of precipitation, placing it in a semi-arid national category.
Slightly Warmer than the State Average
Campbell County's average temperature of 45.6°F sits roughly 1.8 degrees above the Wyoming state average. Its 15.0 inches of precipitation is also slightly higher than the state median of 13.9 inches.
Drier and Warmer than Neighboring Crook
Compared to Crook County's 20.2 inches of rain, Campbell is significantly drier with only 15.0 inches. However, Campbell offers warmer summers, averaging 33 heat days compared to Crook's 22.
Extreme Heat and Moderate Snowfall
The county experiences a full month's worth of extreme heat, with 33 days over 90°F. Winters bring 48.1 inches of snow and a chilly January average of 24.1°F.
Dual-Season Preparedness is Critical
Home systems must handle both the 33 days of 90°F heat and nearly 50 inches of annual snow. Investing in all-weather vehicle tires and efficient HVAC systems is highly recommended for residents.
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.