Utah County Climate
Utah County, Utah
Avg Annual Temp
50.9°F
Annual Precip
18.4"
Annual Snowfall
48.8"
Extreme Heat Days
46.62
days >= 90°F/yr
Monthly Temperature
Precipitation Calendar
Seasonal Overview
National Comparison
Climate Profile
About Utah County Weather
A Moderate Semi-Arid Valley Climate
Utah County’s 50.9°F average temperature sits just below the national median for mountain valley regions. The county maintains a semi-arid profile with 18.4 inches of annual precipitation, reflecting its position in the Intermountain West.
Warmer Than the Utah State Average
The county is slightly warmer than the state average of 48.9°F, ranking it among the more temperate populated corridors in Utah. It also receives nearly 5 inches more precipitation annually than the typical Utah county.
Tipping Warmer than Northern Neighbors
Utah County is warmer than Weber County to the north, which averages 49.5°F. It also remains significantly drier than the alpine environment of neighboring Wasatch County, which sees nearly 20 inches of moisture.
Hot High-Desert Summers and Snowy Winters
Residents face 47 extreme heat days over 90°F annually as July averages reach 75.2°F. Winter brings a stark contrast with 48.8 inches of snow and January temperatures averaging 29.1°F.
Prepare for Wide Temperature Swings
Robust HVAC systems are necessary to handle the shift from freezing winters to nearly 50 days of extreme summer heat. Outdoor enthusiasts should plan for heavy snowfall in the local canyons while the valley floor stays relatively dry.
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.