Friday
Mostly sunny
High:
43°F
Mostly sunny, with a high near 43. North wind 10 to 15 mph.
Janesville, WI Weather - Tomorrow’s Forecast
Friday Night
Mostly clear
Overnight low:
22°F
Mostly clear, with a low around 22. Northwest wind 10 to 15 mph decreasing to 5 to 10 mph after midnight.