The temperatures in Willmar in May are usually low and can range between 10°C and 19°C.
You can expect about 3 to 8 days of rain in Willmar during the month of May. It’s a good idea to bring along your umbrella so that you don’t get caught in poor weather.
Please note that Willmar can expect a few days of snow in May.
Our weather forecast can give you a great sense of what weather to expect in Willmar in May 2025.
If you’re planning to visit Willmar in the near future, we highly recommend that you review the 14 day weather forecast for Willmar before you arrive.
Temperatures
19° / 10°
Rainy Days
7
Snowy Days
1
Dry Days
24
Rainfall
84
mm
Sun Hours
8.9
Hrs
