St. Germain, WI Weather Forecast
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St. Germain Weather Forecast
| REST OF THE NIGHT | MONDAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | SATURDAY | SUNDAY |
| Mostly Cloudy | Light Rain | Light Rain | Light Rain | Light Rain | Light Rain | Light Rain | Light Rain | Rain Showers | Mostly Cloudy | Mostly Cloudy | Partly Sunny |
| Lo: 50°FLo: 10°C | Hi: 59°FHi: 15°C | Lo: 51°FLo: 11°C | Hi: 61°FHi: 16°C | Lo: 50°FLo: 10°C | Hi: 55°FHi: 13°C | Lo: 41°FLo: 5°C | Hi: 49°FHi: 9°C | Lo: 31°FLo: -1°C | Hi: 45°FHi: 7°C Lo: 31°FLo: -1°C | Hi: 45°FHi: 7°C Lo: 31°FLo: -1°C | Hi: 49°FHi: 9°C |
| POP: 100% | POP: 100% | POP: 100% | POP: 100% | POP: 90% | POP: 80% | POP: 70% | POP: 30% |
POP = Probability of Precipitation.
Weather Outlook Updated: 1223 AM CST Mon Nov 02 2026 

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Issued: 1107 PM CST Sun Nov 1 2026
Key Messages
- Periods of rain, gusty winds, and a few rumbles of thunder from late this afternoon through Thursday, peaking tonight through Tuesday evening. Probabilities to reach or exceed 1 inch are 65-95% north and west of the Fox Valley, and 40-60% in the Fox Valley east to Lake Michigan from Monday afternoon through Wednesday afternoon.
- Above normal temperatures continue through Thursday, falling to normal to end the week.
Discussion
... Issued at 1047 PM CST Sun Nov 1 2026
Periods of Rain Throu...
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