Sunday
Sunny
High:
23°F
Sunny, with a high near 23. Northwest wind around 5 mph becoming south in the afternoon.
Janesville, WI Weather - Extended Forecast
Sunday Night
Partly cloudy
Overnight low:
16°F
A 20 percent chance of snow after midnight. Mostly cloudy, with a low around 16. South wind 5 to 10 mph.
Monday
Chance of snow
High:
35°F
A 20 percent chance of snow before noon. Mostly cloudy, with a high near 35. South wind around 10 mph.
Monday Night
Mostly cloudy
Overnight low:
30°F
Mostly cloudy, with a low around 30. South wind 5 to 10 mph becoming west after midnight.
Tuesday
Partly sunny
High:
42°F
Tuesday Night
Mostly cloudy
Overnight low:
27°F
Wednesday
Mostly cloudy
High:
44°F
Wednesday Night
Chance of rain
Overnight low:
37°F
Christmas Day
Partly sunny
High:
49°F