Moody County Climate
Moody County, South Dakota
NOAA NCEI 1991-2020 Climate NormalsAvg Annual Temp
43.3°F
Annual Precip
28.5"
Annual Snowfall
40.4"
Extreme Heat Days
9
days >= 90°F/yr
Monthly Temperature
Precipitation Calendar
Growing Season & Gardening
4b
Minimum winter temperature range for plant survival
2,376
Favors cool-season crops
Seasonal Overview
National Comparison
7-Day Outlook
Forecast
Current Conditions
Air Quality
Safety
Weather Alerts
Climate Advisory: Moody County
Climate Verdict
Moody County has a cool, averaging 43.3°F annually, moderate rainfall of 28.5 inches per year, rare extreme heat with only 8.6 days above 90°F annually, moderate snowfall of 40.4 inches annually. This climate profile shapes everything from energy costs to outdoor recreation opportunities.
Seasonal Breakdown
Winters are very cold — January averages 13.1°F. summers are warm — July averages 70.6°F. Residents experience a substantial 57°F difference between winter and summer.
Outdoor & Gardening Guidance
Winter sports enthusiasts benefit from reliable snow cover for 3-4 months annually.
Regional Context
Moody County closely matches the South Dakota statewide average temperature of 45.6°F, it is also noticeably wetter, receiving 5.7 inches more precipitation than the state average.
Climate Profile
About Moody County Weather
A Cool Continental Climate Profile
Moody County averages 43.3°F annually, placing it more than 10 degrees below the national median temperature. This climate is defined by long, cold winters and short, mild summers.
Chillier Conditions Than the State Average
The county's 43.3°F annual average is over two degrees colder than the South Dakota average of 45.6°F. However, its 28.5 inches of precipitation makes it considerably wetter than the state average of 22.7 inches.
Colder Winters Than Southern Neighbors
Moody County experiences a January average of 13.1°F, which is notably colder than neighboring Minnehaha's 16.6°F. It shares the same high precipitation level of 28.5 inches, indicating a consistent moisture corridor in this region.
Mild Summers and Deep Winter Freezes
Summer high points remain relatively mild with only 9 extreme heat days above 90°F. Winter is the dominant season, featuring a low 16.3°F average temperature and over 40 inches of annual snow.
Fortifying Homes Against the Winter Chill
Heavy-duty winter gear is non-negotiable for a county where January averages just 13.1°F. Residents should prioritize furnace maintenance and weatherproofing to handle the extended cold season.
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.