Spink County Climate
Spink County, South Dakota
NOAA NCEI 1991-2020 Climate NormalsAvg Annual Temp
43.7°F
Annual Precip
22.8"
Annual Snowfall
32.2"
Extreme Heat Days
17
days >= 90°F/yr
Monthly Temperature
Precipitation Calendar
Growing Season & Gardening
4b
Minimum winter temperature range for plant survival
2,507
Supports most vegetables & fruits
Seasonal Overview
National Comparison
7-Day Outlook
Forecast
Current Conditions
Air Quality
Safety
Weather Alerts
Climate Advisory: Spink County
Climate Verdict
Spink County has a cool, averaging 43.7°F annually, semi-arid conditions with only 22.8 inches of annual precipitation, rare extreme heat with only 16.775 days above 90°F annually, moderate snowfall of 32.2 inches annually. This climate profile shapes everything from energy costs to outdoor recreation opportunities.
Seasonal Breakdown
Winters are very cold — January averages 12.5°F. summers are warm — July averages 72.0°F. Residents experience a substantial 60°F difference between winter and summer.
Outdoor & Gardening Guidance
Growing season and gardening data is currently limited for Spink County. Check the USDA Plant Hardiness Zone Map and local extension office for specific guidance.
Regional Context
Spink County closely matches the South Dakota statewide average temperature of 45.6°F.
Climate Profile
About Spink County Weather
A Classic Northern Continental Climate
Spink County averages 43.7°F annually, which is significantly cooler than the national median. This temperature reflects its position in the northern plains' interior, far from moderating ocean influences.
Cooler Than the South Dakota Average
The county's 43.7°F average sits nearly two degrees below the state average of 45.6°F. It represents a transition point between the state's warmer southern tier and its cold northern border.
Balanced Moisture Among Regional Neighbors
With 22.8 inches of annual precipitation, Spink matches the state average almost exactly. It stays notably wetter than western neighbors like Stanley County, which receives only 18.3 inches.
Biting Winters and Mild Summers
January is harsh with a 12.5°F average, while summers remain comfortable with an average of 69.5°F. Residents typically see 17 days of extreme heat above 90°F and 32.2 inches of annual snow.
Prepare for Deep Winter Freezes
High-efficiency home insulation is essential to combat the 15.8°F winter average. Outdoor planning is best reserved for the mild summer months when humidity remains manageable.
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.