Griggs County Climate
Griggs County, North Dakota
NOAA NCEI 1991-2020 Climate NormalsAvg Annual Temp
39.3°F
Annual Precip
22.0"
Annual Snowfall
42.2"
Extreme Heat Days
5
days >= 90°F/yr
Monthly Temperature
Precipitation Calendar
Growing Season & Gardening
4a
Minimum winter temperature range for plant survival
1,929
Favors cool-season crops
Seasonal Overview
National Comparison
7-Day Outlook
Forecast
Current Conditions
Air Quality
Safety
Weather Alerts
Climate Advisory: Griggs County
Climate Verdict
Griggs County has a cold, with an average annual temperature of 39.3°F, semi-arid conditions with only 22.0 inches of annual precipitation, rare extreme heat with only 5.1 days above 90°F annually, moderate snowfall of 42.2 inches annually. This climate profile shapes everything from energy costs to outdoor recreation opportunities.
Seasonal Breakdown
Winters are severe, with January averaging a frigid 6.7°F. summers are pleasantly cool with July averaging 67.6°F. Residents experience a substantial 61°F difference between winter and summer.
Outdoor & Gardening Guidance
Winter sports enthusiasts benefit from reliable snow cover for 3-4 months annually.
Regional Context
Griggs County closely matches the North Dakota statewide average temperature of 40.9°F, it is somewhat wetter than average for North Dakota.
Climate Profile
About Griggs County Weather
Defining Northern Cold in Griggs County
Griggs County is one of the coldest spots in the lower 48, with an annual average temperature of just 39.3°F. This is nearly 16 degrees below the national median temperature.
Falling Short of State Norms
The county’s average temperature is nearly two degrees colder than the North Dakota state average of 41.0°F. This gap highlights Griggs as a particularly chilly northern jurisdiction.
Colder and Simpler than Neighbors
Griggs is colder than Grand Forks (40.0°F) and far colder than Hettinger (43.0°F). It shares a similar precipitation profile with Grand Forks, receiving about 22.0 inches annually.
Brief Summers and Harsh Winters
The county only experiences 5 days of extreme heat above 90°F annually, with July averaging a mild 67.6°F. Winters are long and punishing, featuring a December-February average of 10.2°F.
Prioritize Winterization Above All
Extensive home insulation is vital to combat January averages of 6.7°F. Residents can expect to manage 42.2 inches of snow, requiring reliable winter vehicles and clear drainage for spring melts.
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.