Bear Lake County Climate
Bear Lake County, Idaho
Avg Annual Temp
41.0°F
Annual Precip
14.6"
Annual Snowfall
64.0"
Extreme Heat Days
10.6
days >= 90°F/yr
Monthly Temperature
Precipitation Calendar
Seasonal Overview
National Comparison
Climate Profile
About Bear Lake County Weather
A cold-climate mountain outlier
With an average annual temperature of only 41.0°F, this county is significantly colder than the national median. It represents some of the most consistent cold-weather territory in the American West.
Among the coldest counties in Idaho
Bear Lake averages 5.5 degrees colder than the state norm of 46.5°F. Its high elevation keeps the climate crisp and prevents the intense heat found elsewhere in the state.
Heavier snow than western neighbors
The county receives 64.0 inches of snow, outpacing many neighboring regions in Southeast Idaho. Its average annual temperature is also roughly six degrees colder than Bannock County.
Deep winters and short summers
Winter dominates with an average temperature of 19.3°F and heavy snow. Summer is brief and mild, featuring only 11 days of extreme heat over 90°F all year.
Focus on insulation and winter storage
Homeowners must prioritize high-grade attic insulation to withstand the 17.9°F January lows. Snow tires and emergency car kits are essential for navigating the 64 inches of annual snowfall.
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.