Weather forecast for: Willmar MN
Last Update: 10:46 pm CDT Sep 20, 2026
Tonight: A 20 percent chance of rain after 3am. Cloudy, with a low around 49. East northeast wind 5 to 10 mph.
Monday: A chance of rain before 1pm, then a slight chance of rain after 2pm. Cloudy, with a high near 57. East wind 5 to 10 mph. Chance of precipitation is 30%.
Monday Night: Patchy fog after 3am. Otherwise, mostly cloudy, with a low around 44. East wind around 5 mph becoming calm in the evening.
Tuesday: Sunny, with a high near 63. East southeast wind 5 to 10 mph.
Tuesday Night: Mostly clear, with a low around 41. Southeast wind around 5 mph.
Wednesday: Sunny, with a high near 66. South southeast wind 5 to 15 mph.
Wednesday Night: A 40 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 46. Southeast wind around 10 mph.
Thursday: A 40 percent chance of showers before 1pm. Cloudy, with a high near 66. South southeast wind 10 to 15 mph.
Thursday Night: Mostly cloudy, with a low around 51. South southeast wind 5 to 10 mph.
Friday: A 30 percent chance of showers, mainly after 1pm. Mostly cloudy, with a high near 68. South southeast wind 5 to 15 mph.
Friday Night: A 30 percent chance of showers. Mostly cloudy, with a low around 53. Southeast wind around 10 mph.
Saturday: A 30 percent chance of showers. Mostly cloudy, with a high near 69. South southeast wind around 15 mph.
Saturday Night: A 30 percent chance of showers. Mostly cloudy, with a low around 53. South southeast wind around 10 mph.
Sunday: A 20 percent chance of showers. Partly sunny, with a high near 71. South southeast wind 10 to 15 mph becoming southwest in the afternoon.