Brule County Climate
Brule County, South Dakota
Avg Annual Temp
47.5°F
Annual Precip
22.2"
Annual Snowfall
43.3"
Extreme Heat Days
33.65
days >= 90°F/yr
Monthly Temperature
Precipitation Calendar
Seasonal Overview
National Comparison
Climate Profile
About Brule County Weather
A Hotter Pocket of the Prairie
Brule County averages 47.5°F annually, which is cooler than the 53°F national median but very warm for South Dakota. It receives 22.2 inches of precipitation, aligning closely with the state average.
One of the State's Warmer Zones
Brule sits 1.9 degrees above the South Dakota average of 45.6°F, marking it as one of the warmest counties in the state. This warmth is driven largely by intense summer temperature peaks.
Higher Heat and Heavier Snow
The county experiences 34 extreme heat days, significantly more than the 22 days seen in neighboring Beadle County. Despite the heat, it still receives a heavy 43.3 inches of snow annually.
Sizzling Summers and Snowy Winters
July is hot, averaging 74.8°F with over a month's worth of days above 90°F. January averages 19.9°F, and the county manages a substantial 43.3 inches of snow each winter.
Dual-Season Preparation is Required
High-capacity air conditioning is a must for the 34 days of extreme heat. Residents also need heavy-duty winter gear to handle the surprising 43 inches of snow that fall despite the warmth.
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.