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September 19th, 2025 :: 1:46 am CDT   

Local Weather Report for
Janesville
Wisconsin, United States

 Current Janesville Weather Conditions Updated September 19th at 12:55 am 
Temperature:18°C Dew Point:16°C
Barometer:101.8 kPa Wind:N 10 Km/h
Humidity:88.1% Visibility:0 Km
 
 Janesville Weather Forecast Summary  
 
Today
Sep 19th
Saturday
Sep 20th
Sunday
Sep 21st
Monday
Sep 22nd
Tuesday
Sep 23rd
Showers Thundershowers Showers Thundershowers Thundershowers
28°C
25°C
16°C
19°C
16°C
26°C
17°C
23°C
18°C
 
 Janesville Detailed Weather Forecast  
 
Friday, September 19th, 2025
Overnight Temperature: 16°C
Clear with a chance of showers.
Morning Temperature: 25°C
A mix of cloud and sun. Slight chance of a thunderstorm.
Afternoon Temperature: 21°C
Cloudy. Windy at times.
Evening Temperature: 17°C
Cloudy with showers likely.
Saturday, September 20th, 2025
Overnight Temperature: 16°C
Cloudy with a few showers.
Morning Temperature: 23°C
Cloudy with a chance of showers or thundershowers.
Afternoon Temperature: 23°C
Cloudy with a chance of showers or thundershowers.
Evening Temperature: 17°C
Cloudy with a chance of showers. Windy at times.
Sunday, September 21st, 2025
Overnight Temperature: 16°C
Cloudy with a chance of showers. Windy at times.
Morning Temperature: 19°C
Cloudy with showers likely.
Afternoon Temperature: 19°C
Cloudy with a few showers. Windy at times.
Evening Temperature: 18°C
Cloudy with a chance of showers.
Monday, September 22nd, 2025
Overnight Temperature: 18°C
Cloudy with showers likely. Windy at times.
Morning Temperature: 22°C
Cloudy with a chance of showers or thundershowers. Windy at times.
Afternoon Temperature: 22°C
Cloudy with showers likely. Chance of a thunderstorm. Windy at times.
Evening Temperature: 18°C
Cloudy with showers likely. Windy at times.
Tuesday, September 23rd, 2025
Overnight Temperature: 18°C
Cloudy with a few showers.
Morning Temperature: 21°C
A mix of cloud and sun. Slight chance of a thunderstorm.
Afternoon Temperature: 21°C
Cloudy. Chance of a thunderstorm. Windy at times.
Evening Temperature: 18°C
Cloudy with showers likely. Windy at times.
Wednesday, September 24th, 2025
Overnight Temperature: 17°C
Cloudy with rain, at times heavy.
Morning Temperature: 19°C
Cloudy. Slight chance of a thunderstorm.
Afternoon Temperature: 18°C
Cloudy with a chance of showers. Slight chance of a thunderstorm.
Evening Temperature: 16°C
Cloudy with showers likely. Windy at times.
Thursday, September 25th, 2025
Overnight Temperature: 13°C
A mix of cloudy and clear skies.
Morning Temperature: 18°C
A mix of cloud and sun. Windy at times.
Afternoon Temperature: 17°C
Cloudy with a chance of showers. Windy at times.
Evening Temperature: 14°C
Cloudy.
Friday, September 26th, 2025
Overnight Temperature: 13°C
A mix of cloudy and clear skies.
Morning Temperature: 19°C
Sunny with cloudy periods. Windy at times.
Afternoon Temperature: 19°C
Sunny with cloudy periods with a chance of showers.
Evening Temperature: 14°C
Clear.





 

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This WeatherCity Weather Forecast for Janesville, Wisconsin, United States is computed using a computer-generated forecast model and should be considered experimental. Please confirm this weather information with your official weather information office

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