I-90 weather conditions near Janesville, Wisconsin
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Seasoned Weather Conditions
Current Weather Conditions
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7 day weather forecast
Current condition: Mostly Cloudy 73°F 2025-06-17T23:50:00-05:00 
Overnight 2025-06-18, Chance T-storms. A 50 percent chance of showers and thunderstorms, mainly before 5am. Cloudy, with a low around 67. Calm wind becoming northeast around 5 mph.
Wednesday 2025-06-18, Showers Likely. A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 11am. Cloudy, with a high near 74. South wind 5 to 15 mph becoming north in the afternoon. Chance of precipitation is 70%. New rainfall amounts between three quarters and one inch possible.Wednesday Night 2025-06-18, Chance T-storms then Chance Showers. A 30 percent chance of showers and thunderstorms before 1am. Mostly cloudy, with a low around 60. Northwest wind 5 to 10 mph.
Juneteenth 2025-06-19, Sunny. Sunny, with a high near 82. West wind 5 to 10 mph.
Thursday Night 2025-06-19, Mostly Clear. Mostly clear, with a low around 62. Southwest wind around 5 mph.
Friday 2025-06-20, Mostly Sunny. Mostly sunny, with a high near 84. South wind 5 to 15 mph.- Friday Night 2025-06-20, Mostly Clear. Mostly clear, with a low around 71. South wind 10 to 15 mph, with gusts as high as 25 mph.
Saturday 2025-06-21, Hot and Breezy. Sunny and hot, with a high near 92. Breezy, with a southwest wind 15 to 20 mph, with gusts as high as 30 mph.- Saturday Night 2025-06-21, Mostly Clear. Mostly clear, with a low around 74.
Sunday 2025-06-22, Hot. Sunny and hot, with a high near 93.- Sunday Night 2025-06-22, Mostly Clear. Mostly clear, with a low around 74.
Monday 2025-06-23, Sunny then Slight Chance T-storms. A 20 percent chance of showers and thunderstorms. Sunny and hot, with a high near 91.
Monday Night 2025-06-23, Slight Chance T-storms then Chance Showers. A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 71.
Tuesday 2025-06-24, Chance Showers. A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 88.