Towner County Climate
Towner County, North Dakota
Avg Annual Temp
38.6°F
Annual Precip
19.8"
Annual Snowfall
37.6"
Extreme Heat Days
7
days >= 90°F/yr
Monthly Temperature
Precipitation Calendar
Seasonal Overview
National Comparison
Climate Profile
About Towner County Weather
One of America's Coldest Counties
Towner County is defined by its extreme cold, with an annual average temperature of 38.6°F. This is nearly 17 degrees colder than the national median, placing it among the frostiest locales in the continental U.S. The county faces a short growing season and long, dominant winters.
Well Below the State Median
Towner County remains much colder than the state average of 41.0°F, recording just 38.6°F annually. It sits in the cold northern tier of North Dakota, where Arctic air masses often settle. This makes it one of the most temperature-challenged counties in the state.
North-Central Cold and Moisture
Towner is colder than western counterparts like Sheridan and Stark, sharing more in common with Steele County. It receives 19.8 inches of precipitation and 37.6 inches of snow annually. These figures are typical for the north-central plains but harsh by national standards.
Brief Summers and Frozen Winters
Winters are intense with a 9.1°F average, while January lows plummet to 5.8°F. The county sees only 7 days of extreme heat above 90°F per year, keeping summers exceptionally mild. The July average of 67.6°F is one of the lowest in the region.
Maximum Insulation and Cold Prep
The primary resident concern is the long winter, requiring high-performance heating and vehicle engine block heaters. With only 7 extreme heat days, cooling is a lower priority than winterizing homes. Residents must prepare for 37.6 inches of snow and a January average of 5.8°F.
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Data source: NOAA National Centers for Environmental Information (NCEI), U.S. Climate Normals 1991-2020.
Climate normals are 30-year averages of weather variables computed from 1991 to 2020. Station data is aggregated to county level using spatial averaging. Data is informational only — not a substitute for official National Weather Service forecasts or emergency weather warnings.