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Spink County Climate

Spink County, South Dakota

NOAA NCEI 1991-2020 Climate Normals
JanFebMarAprMayJunJulAugSepOctNovDec43.7°AVG °F

Avg Annual Temp

43.7°F

Annual Precip

22.8"

Annual Snowfall

32.2"

Extreme Heat Days

17

days >= 90°F/yr

Monthly Temperature

54.4°F avgJFMAMJJASOND

Precipitation Calendar

Dry
Wet= snowfall
0.5"
0.5"
0.9"
2.2"
3.1"
3.9"
3.4"
2.5"
2.3"
2.1"
0.7"
0.6"
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Growing Season & Gardening

USDA Hardiness Zone

4b

Minimum winter temperature range for plant survival

Growing Degree Days

2,507

Supports most vegetables & fruits

Last spring frost (32°F): 05/08
First fall frost (32°F): 10/01

Seasonal Overview

Comfort ZoneSpring30°56°6.2"Summer67°72°9.7"Fall31°61°5.2"Winter13°18°1.7"20°40°60°80°100°

National Comparison

Warmer than 9% of US counties
Wetter than 18% of US counties
More seasonal variation than 98% of US counties

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

What is the average temperature in Spink County?
The average annual temperature in Spink County, SD is 43.7°F, based on NOAA 30-year climate normals (1991-2020).
How much rain does Spink County get?
Spink County receives an average of 22.8 inches of precipitation per year, including both rain and meltwater from snow. This is based on NOAA 30-year climate normals.
Does it snow in Spink County?
Yes, Spink County receives an average of 32.2 inches of snowfall per year according to NOAA climate normals.
How hot does Spink County get in summer?
The average summer temperature (June-August) in Spink County is 69.5°F. The county experiences an average of 17 days per year above 90°F.
How cold are winters in Spink County?
The average winter temperature (December-February) in Spink County is 15.8°F. January, typically the coldest month, averages 12.5°F.

Track your own weather in Spink County

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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.

By Evan Brooks, Data EditorUpdated Reviewed by Evan Brooks, Data Editor
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