Sugar River Forest Preserve Weather Forecast
- 4
- 30
Slight Chance Snow Showers
- 11
- 25
Mostly Cloudy
- 14
- 23
Mostly Cloudy
- -2
- 31
Mostly Cloudy
- -6
- 11
Mostly Cloudy
Today 30 Nov Winnebago
Mostly cloudy. A chance of snow early in the morning. Patchy blowing and Drifting snow until late afternoon. Little or no snow accumulation. Blustery. Highs around 30. Northwest Winds 15 to 20 Mph, Diminishing to 10 to 15 Mph in the afternoon. Gusts up to 30 Mph. Chance of precipitation 50 percent.
Tonight 30 Nov Winnebago
Mostly cloudy. Lows around 5 above. Northwest Winds around 5 Mph.
Sugar River Forest Preserve Temperature Statistics
November Temperature
Janesville-Rock County (14.3 miles)
Lowest 28 November, 2025
14 °FAverage November
38.7 °FHighest 15 November, 2025
69.8 °F
Climate (2020–Present)
Janesville-Rock County (14.3 miles)
Average Low 2020–2025
40.5 °FAverage 2020–2025
48.8 °FAverage High 2020–2025
60.4 °F