Carbon County Climate
Carbon County, Wyoming
Avg Annual Temp
43.2°F
Annual Precip
11.1"
Annual Snowfall
56.3"
Extreme Heat Days
13.5125
days >= 90°F/yr
Monthly Temperature
Precipitation Calendar
Seasonal Overview
National Comparison
Climate Profile
About Carbon County Weather
A Cold and Dry Mountain Profile
Carbon County sits well below the national median temperature at 43.2°F. With only 11.1 inches of annual precipitation, it is significantly drier than the average U.S. county.
Typical of the High Wyoming Plains
The county's annual temperature of 43.2°F is nearly identical to the statewide average of 43.8°F. Its 11.1 inches of precipitation is slightly below the state average of 13.9 inches.
Warmer and Drier than Albany County
Carbon County is slightly warmer than neighboring Albany, but it receives 1.9 inches less total precipitation. It also sees about 11 fewer inches of snow annually than its eastern neighbor.
Cold Winters with Significant Snowfall
Winters are long and snowy, averaging 56.3 inches of snow and a January low of 21.8°F. Extreme heat is rare, with only 14 days per year topping 90°F.
Focus on Snow Removal and Insulation
With 56.3 inches of snow and few heat waves, residents should invest in quality snow removal equipment and attic insulation. Air conditioning is less critical here than in warmer northern Wyoming counties.
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.