Willmar, MN Weather & Climate Normals
What a normal year in Willmar actually looks like
On the 30-year record NOAA keeps for Willmar, MN, the comfort score comes out to 39/100, weather-driven: Heat, cold, snow, or rainfall here are heavy enough that they shape daily life for a large part of the year. Only 5 months a year land in the 55–75°F range this site treats as mild.
How much Willmar's weather actually swings
Average temperatures in Willmar run from 12°F in Jan up to 72°F in Jul, a 60°F seasonal swing, one of the widest gaps in this dataset.
Willmar, month by month
| Month | Avg high | Avg low | Precip | Snow |
|---|---|---|---|---|
| Jan | 21°F | 3°F | 0.68in | 9.2in |
| Feb | 26°F | 6°F | 0.67in | 7.8in |
| Mar | 38°F | 20°F | 1.39in | 6.9in |
| Apr | 54°F | 34°F | 2.63in | 3.8in |
| May | 68°F | 47°F | 3.33in | 0in |
| Jun | 78°F | 58°F | 4.79in | 0in |
| Jul | 82°F | 62°F | 3.99in | 0in |
| Aug | 79°F | 59°F | 3.89in | 0in |
| Sep | 72°F | 50°F | 2.64in | 0in |
| Oct | 57°F | 37°F | 2.4in | 0.5in |
| Nov | 40°F | 24°F | 1.42in | 7.8in |
| Dec | 26°F | 10°F | 0.84in | 10.1in |
If you're timing a visit, May, Jun, Jul, Aug, and Sep are Willmar's mildest stretch; if you're moving there, you should plan around Jan's cold instead.
How wet Willmar actually gets
Over a typical year, Willmar sees about 28.67in of precipitation a year across roughly 98 days with measurable rain or snow, with 46.1in of snow a year.
Willmar against the rest of the country
Out of 4876 cities scored here, Willmar comes in at 4626; within MN alone it ranks 119 of 155. Population is about 21,892.
Checking the actual forecast
These figures come from Willmar Wwtp, MN US, the NOAA station 1.4 miles from Willmar, averaged over 30 years, not tomorrow's forecast.
More on how this is worked out
Why some cities show no snow or rain figure · What a 30-year climate normal actually is