Monday
Patchy fog
High:
84°F
A 20 percent chance of showers and thunderstorms after 3pm. Patchy fog before 8am. Otherwise, partly sunny, with a high near 84. Calm wind becoming northeast around 5 mph.
Janesville, WI Weather - Tomorrow’s Forecast
Monday Night
Slight chance of thunderstorms
Overnight low:
65°F
A 30 percent chance of showers and thunderstorms, mainly after 5am. Patchy fog after 5am. Otherwise, mostly cloudy, with a low around 65. East wind around 5 mph becoming calm.