Janesville Weather Forecast
- 53
- 74
Breezy
- 58
- 78
Mostly Sunny
- 54
- 77
Partly Sunny
- 55
- 74
Mostly Sunny
- 57
- 77
Partly Sunny
- 61
- 80
Slight Chance Thunderstorms
Today 6 Jun Bremer
Mostly sunny and breezy. Highs in the lower 70s. West Winds 5 to 10 Mph with Gusts up to 20 Mph, increasing to northwest 20 to 25 Mph with Gusts up to 40 Mph.
Tonight 6 Jun Bremer
Mostly clear. Lows in the lower 50s. Northwest Winds 15 to 20 Mph with Gusts up to 30 Mph, becoming west around 10 Mph with Gusts up to 20 Mph after midnight.
Janesville Temperature Statistics
June Temperature
Waterloo, Waterloo Municipal Airport (6.8 miles)
Lowest 2 June, 2024
56.6 °FAverage June
72.3 °FHighest 3 June, 2024
88 °F
Climate (2019–Present)
Waterloo, Waterloo Municipal Airport (6.8 miles)
Take a look at our website widgetsAvailable free! Find Out MoreAverage Low 2019–2024
40 °FAverage 2019–2024
50.4 °FAverage High 2019–2024
60.7 °F