Janesville, Wisconsin Weather:
Saturday, December 12, 2026
Cloudy Weather
Day 39°
Night 27°
Precipitation 55 %
Wind 12 mph
Weather Forecast History
Last Year's Weather on This Day (December 12, 2025)
Partly Sunny with a Chance of Snow

Day

27°

Night

1°

Wind

7 mph

UV Index

2

Precipitation

65 %