Hononegah Forest Preserve Weather Forecast
- 56
- 84
Mostly Sunny
- 56
- 83
Mostly Sunny
- 60
- 84
Partly Sunny
- 60
- 79
Chance Rain Showers
- 60
- 76
Chance Rain Showers
- 61
- 78
Chance Rain Showers
Today 16 Sep Winnebago
Mostly sunny through mid Morning, then becoming sunny. Patchy fog early in the morning. Highs in the mid 80s. East Winds around 5 Mph.
Tonight 16 Sep Winnebago
Mostly clear. Lows in the upper 50s. East Winds around 5 Mph in the Evening, becoming light and variable.
Hononegah Forest Preserve Temperature Statistics
September Temperature
Janesville-Rock County (12.4 miles)
Lowest 7 September, 2025
39.2 °FAverage September
58.5 °FHighest 14 September, 2025
84.2 °F
Climate (2020–Present)
Janesville-Rock County (12.4 miles)
Average Low 2020–2025
40.4 °FAverage 2020–2025
48.7 °FAverage High 2020–2025
60.2 °F