Janesville, WI Current Weather and Forecast

Janesville, WI Weather Forecast

3:31 PM CDT Thu May 23 2024

LATE THIS AFTERNOON - Mostly sunny. Southwest winds 5 to 10 mph.

TONIGHT - Mostly clear. Lows in the mid 50s. Southeast winds 5 to 10 mph.

FRIDAY - Partly sunny in the morning. Chance of thunderstorms in the morning. Showers likely through the day. Thunderstorms likely in the afternoon. Highs in the upper 70s. South winds 10 to 20 mph. Chance of precipitation 70 percent.

FRIDAY NIGHT - Mostly cloudy with rain showers and thunderstorms likely in the evening, then mostly cloudy with chance of light rain showers and thunderstorms late in the evening. Mostly clear after midnight. Lows in the upper 40s. Southwest winds 5 to 15 mph shifting to the northwest 5 to 10 mph after midnight. Chance of precipitation 70 percent.

SATURDAY - Sunny. Highs in the mid 70s. Northwest winds 5 to 10 mph.

SATURDAY NIGHT - Partly cloudy through around midnight, then mostly cloudy with a 20 percent chance of light rain showers and thunderstorms after midnight. Lows in the mid 50s. East winds up to 10 mph.

SUNDAY - Rain showers and chance of thunderstorms. Highs around 70. Chance of precipitation 80 percent.

SUNDAY NIGHT - Mostly cloudy. Rain showers likely and chance of thunderstorms through around midnight, then chance of light rain showers and slight chance of thunderstorms after midnight. Lows in the mid 50s. Chance of precipitation 60 percent.

MEMORIAL DAY - Mostly cloudy. Chance of light rain showers in the morning, then chance of light rain showers and slight chance of thunderstorms in the afternoon. Highs in the mid 60s. Chance of precipitation 50 percent.

MONDAY NIGHT - Partly cloudy. Chance of light rain showers and slight chance of thunderstorms through around midnight, then slight chance of light rain showers after midnight. Lows in the lower 50s. Chance of precipitation 30 percent.

TUESDAY - Partly sunny. Chance of light rain showers in the morning, then chance of light rain showers and slight chance of thunderstorms in the afternoon. Highs around 70. Chance of precipitation 40 percent.

TUESDAY NIGHT - Mostly clear. Lows in the upper 40s.

WEDNESDAY - Sunny. Highs around 70.

WEDNESDAY NIGHT - Mostly clear. Lows in the upper 40s.

THURSDAY - Sunny. A 20 percent chance of light rain showers in the afternoon. Highs in the mid 70s.

National Weather Service Milwaukee/Sullivan WI