| NWS Forecast for: Janesville WI Issued by: National Weather Service Milwaukee, WI Last Update: 4:53 pm CDT Jul 15, 2025 | |
Tonight: Partly cloudy, with a low around 69. South wind around 5 mph becoming calm in the evening. Wednesday: A chance of showers and thunderstorms before 3pm, then showers likely and possibly a thunderstorm between 3pm and 4pm, then showers and thunderstorms likely after 4pm. Mostly sunny, with a high near 87. South wind 5 to 10 mph increasing to 10 to 15 mph in the afternoon. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible. Wednesday Night: Showers and thunderstorms likely before 7pm, then showers likely and possibly a thunderstorm between 7pm and 1am, then a chance of showers after 1am. Increasing clouds, with a low around 62. Southwest wind around 5 mph becoming northwest after midnight. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms. Thursday: A 20 percent chance of showers before 1pm. Mostly cloudy, with a high near 70. North wind around 10 mph. Thursday Night: Partly cloudy, with a low around 52. Northeast wind around 5 mph becoming calm in the evening. Friday: Sunny, with a high near 76. Northeast wind around 5 mph becoming southeast in the afternoon. Friday Night: A 30 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 59. Southeast wind around 5 mph becoming calm in the evening. Saturday: A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 80. Southeast wind around 5 mph becoming southwest in the afternoon. Saturday Night: A chance of showers and thunderstorms before 1am, then a slight chance of showers. Mostly cloudy, with a low around 63. Chance of precipitation is 40%. Sunday: A 20 percent chance of showers. Partly sunny, with a high near 80. Sunday Night: A 30 percent chance of showers. Partly cloudy, with a low around 60. Monday: A 30 percent chance of showers. Partly sunny, with a high near 81. Monday Night: A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 65. Tuesday: A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 84. | |
| Janesville WI 42.69°N 89.01°W (Elev. 863 ft) | |
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