Union Weather Forecast
- 37
- 55
Rain
- 35
- 56
Mostly Cloudy
- 38
- 50
Rain Likely
- 35
- 50
Rain
- 31
- 48
Chance Rain
- 31
- 49
Partly Sunny
Today 29 Mar Rock
Partly sunny. Highs in the mid 50s. East Winds 5 to 15 Mph.
Tonight 29 Mar Rock
Not as cool. Mostly cloudy. Rain and chance of Thunderstorms. Lows in the upper 30s. East Winds 5 to 15 Mph. Chance of precipitation 90 percent.
Union Temperature Statistics
March Temperature
Janesville-Rock County (19.3 miles)
Lowest 18 March, 2024
24.8 °FAverage March
41.2 °FHighest 3 March, 2024
75.2 °F
Climate (2019–Present)
Janesville-Rock County (19.3 miles)
Take a look at our website widgetsAvailable free! Find Out MoreAverage Low 2019–2024
40.7 °FAverage 2019–2024
48.8 °FAverage High 2019–2024
60 °F