Friday
Chance of showers and thunderstorms
High:
70°F
A 20 percent chance of showers. Mostly sunny, with a high near 70. Light south wind increasing to 5 to 10 mph in the morning.
Janesville, WI Weather - Extended Forecast
Friday Night
Mostly clear
Overnight low:
56°F
Mostly clear, with a low around 56. South wind around 10 mph.
Saturday
Sunny
High:
79°F
Sunny, with a high near 79. South wind 10 to 15 mph.
Saturday Night
Partly cloudy
Overnight low:
58°F
Partly cloudy, with a low around 58. South wind 5 to 10 mph.
Sunday
Mostly sunny
High:
76°F
Sunday Night
Partly cloudy
Overnight low:
55°F
Columbus Day
Partly sunny
High:
73°F
Monday Night
Chance of showers
Overnight low:
51°F
Tuesday
Chance of showers
High:
63°F