Wayside Park Weather Forecast
- 25
- 42
Mostly Sunny
- 33
- 52
Chance Rain
- 22
- 40
Chance Rain/Snow
- 29
- 37
Chance Rain/Snow
- 23
- 47
Mostly Cloudy
- 17
- 32
Mostly Cloudy
Today 29 Jan Jefferson
Mostly sunny. Highs in the lower 40s. Northwest Winds 10 to 15 Mph.
Tonight 29 Jan Jefferson
Partly cloudy until early morning then becoming clear. Lows in the mid 20s. West Winds up to 5 Mph shifting to the south after midnight.
Wayside Park Temperature Statistics
January Temperature
Janesville-Rock County (18 miles)
Lowest 21 January, 2025
-13 °FAverage January
16.5 °FHighest 17 January, 2025
53.6 °F
Climate (2020–Present)
Janesville-Rock County (18 miles)
Take a look at our website widgetsAvailable free! Find Out MoreAverage Low 2020–2025
40.6 °FAverage 2020–2025
48.8 °FAverage High 2020–2025
60.2 °F