Campbell County Climate
Campbell County, South Dakota
NOAA NCEI 1991-2020 Climate NormalsAvg Annual Temp
44.3°F
Annual Precip
18.3"
Annual Snowfall
34.4"
Extreme Heat Days
23
days >= 90°F/yr
Monthly Temperature
Precipitation Calendar
Growing Season & Gardening
4b
Minimum winter temperature range for plant survival
2,581
Supports most vegetables & fruits
Seasonal Overview
National Comparison
7-Day Outlook
Forecast
Current Conditions
Air Quality
Safety
Weather Alerts
Climate Advisory: Campbell County
Climate Verdict
Campbell County has a cool, averaging 44.3°F annually, semi-arid conditions with only 18.3 inches of annual precipitation, occasional hot days — 22.6 per year above 90°F, moderate snowfall of 34.4 inches annually. This climate profile shapes everything from energy costs to outdoor recreation opportunities.
Seasonal Breakdown
Winters are very cold — January averages 13.5°F. summers are warm — July averages 72.6°F. Residents experience a substantial 59°F difference between winter and summer.
Outdoor & Gardening Guidance
Growing season and gardening data is currently limited for Campbell County. Check the USDA Plant Hardiness Zone Map and local extension office for specific guidance.
Regional Context
Campbell County closely matches the South Dakota statewide average temperature of 45.6°F, it is somewhat drier than average for South Dakota.
Climate Profile
About Campbell County Weather
Chilly North-Central Plains Living
Campbell County's average temperature of 44.3°F reflects a cool continental climate typical of the northern plains. This is significantly cooler than the national median, shaped by long, cold winters.
Cooler Than the State Average
At 44.3°F, Campbell County stays cooler than the South Dakota average of 45.6°F. It is also quite dry, receiving 18.3 inches of precipitation compared to the state average of 22.7 inches.
Typical Temperatures for the Region
Campbell’s climate closely tracks its neighbor Corson County, which averages 44.1°F. However, Campbell sees slightly fewer extreme heat days, with 23 days reaching 90°F or higher.
Sharp Temperature Swings Throughout the Year
Winter is intense here, with January averages plunging to 13.5°F and 34.4 inches of snow falling annually. Summers are warm but brief, peaking in July with an average of 72.6°F.
Winter Preparedness is Priority One
Heating systems must be robust to handle winter averages of 16.8°F from December through February. While summers reach 90°F frequently, the primary focus for residents is managing snow and extreme cold.
Frequently Asked Questions
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Data sources: NOAA National Centers for Environmental Information (NCEI), U.S. Climate Normals 1991-2020. Forecast and alert data from National Weather Service API. Air quality data from Open-Meteo.
Climate normals are 30-year averages of weather variables. Station data is aggregated to county level. Forecasts and alerts are fetched live and may change frequently. Data is informational only — not a substitute for official National Weather Service forecasts or emergency weather warnings.