Weather Alert
Janesville Weather Warning NWS WEATHER ALERT FOR THE JANESVILLE, WI AREA - Issued: 141 PM CDT Fri Oct 23 2026 Janesville Weather Warning

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Janesville, WI Weather - Hour by Hour Forecast

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Janesville, WI Weather - Hour by Hour Forecast

24 Hour Forecast

Current Conditions - Clear. Temperature is 64°F18°C, dew point 46°F8°C, humidity 51%. Wind direction is S at 7 mph11 km/h with visibility of 10 mi16 km. Barometric pressure is 30.27 in1025 mb.
Late Today - Mostly sunny. Southeast winds 5 to 10 mph... Full Forecast
Tonight - Partly cloudy until early morning then becoming mostly cloudy. Lows around 50. Southeast winds 5 to 10 mph... Full Forecast

Janesville Hourly Weather

24 Hour Forecast Scroll
Fri, Oct 23
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Janesville, WI Hourly Weather - Clear - 6:00 PM Janesville, WI Hourly Weather - Clear - 7:00 PM Janesville, WI Hourly Weather - Clear - 8:00 PM Janesville, WI Hourly Weather - Clear - 9:00 PM Janesville, WI Hourly Weather - Clear - 10:00 PM Janesville, WI Hourly Weather - Clear - 11:00 PM Janesville, WI Hourly Weather - Clear - 12:00 AM Janesville, WI Hourly Weather - Clear - 1:00 AM Janesville, WI Hourly Weather - Clear - 2:00 AM Janesville, WI Hourly Weather - Mostly Clear - 3:00 AM Janesville, WI Hourly Weather - Mostly Clear - 4:00 AM Janesville, WI Hourly Weather - Mostly Clear - 5:00 AM Janesville, WI Hourly Weather - Partly Cloudy - 6:00 AM Janesville, WI Hourly Weather - Partly Cloudy - 7:00 AM Janesville, WI Hourly Weather - Partly Cloudy - 8:00 AM Janesville, WI Hourly Weather - Mostly Cloudy - 9:00 AM Janesville, WI Hourly Weather - Mostly Cloudy - 10:00 AM Janesville, WI Hourly Weather - Mostly Cloudy - 11:00 AM Janesville, WI Hourly Weather - Mostly Cloudy - 12:00 PM Janesville, WI Hourly Weather - Mostly Cloudy - 1:00 PM Janesville, WI Hourly Weather - Mostly Cloudy - 2:00 PM Janesville, WI Hourly Weather - Mostly Clear - 3:00 PM Janesville, WI Hourly Weather - Mostly Clear - 4:00 PM Janesville, WI Hourly Weather - Mostly Clear - 5:00 PM
Clear Clear Clear Clear Clear Clear Clear Clear Clear Mostly Clear Mostly Clear Mostly Clear Partly Cloudy Partly Cloudy Partly Cloudy Mostly Cloudy Mostly Cloudy Mostly Cloudy Mostly Cloudy Mostly Cloudy Mostly Cloudy Mostly Clear Mostly Clear Mostly Clear
67°F19°C 65°F18°C 62°F17°C 59°F15°C 56°F13°C 55°F13°C 53°F12°C 52°F11°C 51°F11°C 51°F11°C 50°F10°C 50°F10°C 49°F9°C 49°F9°C 52°F11°C 56°F13°C 59°F15°C 62°F17°C 65°F18°C 68°F20°C 69°F21°C 69°F21°C 70°F21°C 68°F20°C
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0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 3% 3% 3% 3% 3% 3% 0% 0% 0% 0%
47°F8°C 47°F8°C 47°F8°C 47°F8°C 47°F8°C 47°F8°C 46°F8°C 46°F8°C 46°F8°C 46°F8°C 46°F8°C 46°F8°C 46°F8°C 46°F8°C 47°F8°C 47°F8°C 48°F9°C 47°F8°C 47°F8°C 46°F8°C 45°F7°C 45°F7°C 44°F7°C 44°F7°C
49% 52% 58% 64% 72% 74% 77% 80% 83% 83% 86% 86% 89% 89% 83% 72% 67% 58% 52% 45% 42% 42% 39% 42%
SE SE SE SE SE SE SE SE SE SSE SSE SSE SSE SSE SSE SSE S S S S S S S S
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10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km
Hour (CDT)
Weather
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POP = Probability of Precipitation. ** Indicates missing data/values from KJVL model statistics.

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Prob Precip % = Probability of Precipitation.

Janesville 36 Hour Forecast

POP = Probability of Precipitation. ** Indicates missing data/values from model statistics.

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