Beadle County Climate
Beadle County, South Dakota
Avg Annual Temp
45.9°F
Annual Precip
23.3"
Annual Snowfall
44.4"
Extreme Heat Days
21.8
days >= 90°F/yr
Monthly Temperature
Precipitation Calendar
Seasonal Overview
National Comparison
Climate Profile
About Beadle County Weather
Typical Northern Plains Annual Temperatures
Beadle County averages 45.9°F annually, which is significantly cooler than the national median of 53°F. The local climate is defined by high variability and 23.3 inches of annual precipitation.
Mirroring the South Dakota State Average
The county's 45.9°F average temperature closely matches the South Dakota state average of 45.6°F. It occupies a middle-ground temperature position among the state's diverse geographic regions.
High Snowfall Relative to Regional Peers
Beadle receives 44.4 inches of snow, notably more than neighboring Aurora County's 37.7 inches. Its annual precipitation of 23.3 inches remains slightly above the state average of 22.7 inches.
Cold Winters and Brisk Summer Days
Winters are notably cold with January temperatures averaging just 16.0°F. Summer brings a sharp contrast, featuring 22 days of heat exceeding 90°F and a July average of 73.7°F.
Prepare for Significant Snow Drifts
Residents should prioritize high-quality insulation and snow tires to handle the 44.4 inches of annual snowfall. Reliable HVAC systems are necessary to bridge the nearly 60-degree gap between January and July averages.
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.