Weather forecast for: Frontenac MN
Last Update: 12:36 am CDT Sep 14, 2026
Overnight: Mostly clear, with a steady temperature around 49. Calm wind becoming east southeast around 5 mph.
Monday: Showers and possibly a thunderstorm, mainly after 1pm. High near 67. Southeast wind 5 to 10 mph increasing to 10 to 15 mph in the afternoon. Winds could gust as high as 30 mph. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.
Monday Night: Showers and thunderstorms before 1am, then a slight chance of showers between 1am and 2am. Low around 58. Breezy, with a south southeast wind 10 to 20 mph becoming west southwest after midnight. Winds could gust as high as 35 mph. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.
Tuesday: Mostly sunny, with a high near 73. West northwest wind 10 to 15 mph.
Tuesday Night: Mostly clear, with a low around 49. Northwest wind around 5 mph becoming calm in the evening.
Wednesday: A 20 percent chance of showers after 1pm. Partly sunny, with a high near 71. Calm wind becoming east around 5 mph in the morning.
Wednesday Night: A 40 percent chance of showers, mainly before 1am. Mostly cloudy, with a low around 55. East wind around 5 mph.
Thursday: Partly sunny, with a high near 74. East northeast wind around 5 mph.
Thursday Night: A 30 percent chance of showers, mainly after 1am. Partly cloudy, with a low around 54. East southeast wind around 5 mph.
Friday: Showers likely, mainly after 1pm. Mostly cloudy, with a high near 72. Southeast wind around 5 mph. Chance of precipitation is 60%.
Friday Night: Showers likely. Mostly cloudy, with a low around 56. South southeast wind 5 to 10 mph. Chance of precipitation is 60%.
Saturday: A 30 percent chance of showers. Mostly cloudy, with a high near 74. Southeast wind 5 to 10 mph becoming north northwest in the morning.
Saturday Night: A 20 percent chance of showers. Partly cloudy, with a low around 53. North wind around 5 mph.
Sunday: A 20 percent chance of showers. Mostly sunny, with a high near 72. East northeast wind around 5 mph.