Campbell County Climate
Campbell County, Wyoming
Avg Annual Temp
45.6°F
Annual Precip
15.0"
Annual Snowfall
48.1"
Extreme Heat Days
32.550000000000004
days >= 90°F/yr
Monthly Temperature
Precipitation Calendar
Seasonal Overview
National Comparison
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 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.