National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Janesville-Rock County (KJVL)

Lat: 42.62°NLon: 89.04°WElev: 801ft.

Partly Cloudy

36°F

2°C

Humidity 65%
Wind Speed E 7 mph
Barometer 30.27 in
Dewpoint 25°F (-4°C)
Visibility 10.00 mi
Wind Chill30°F (-1°C)
Last update 12 Feb 12:45 pm CST
Extended Forecast for

2 Miles N Janesville WI

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 41. Southeast wind around 5 mph.

    High: 41 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 27. East wind around 5 mph becoming south after midnight.

    Low: 27 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 49. Southwest wind around 5 mph.

    High: 49 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 28. Southwest wind around 5 mph becoming calm in the evening.

    Low: 28 °F

    Mostly Clear

  • Saturday

    Saturday: Partly sunny, with a high near 51. Calm wind becoming south around 5 mph.

    High: 51 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 31. South wind around 5 mph becoming calm.

    Low: 31 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 50. Calm wind becoming northwest around 5 mph.

    High: 50 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 32. North wind around 5 mph becoming south after midnight.

    Low: 32 °F

    Partly Cloudy

  • Washington's Birthday

    Washington's Birthday: Partly sunny, with a high near 55.

    High: 55 °F

    Partly Sunny

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 41. Southeast wind around 5 mph.
Tonight
Mostly clear, with a low around 27. East wind around 5 mph becoming south after midnight.
Friday
Sunny, with a high near 49. Southwest wind around 5 mph.
Friday Night
Mostly clear, with a low around 28. Southwest wind around 5 mph becoming calm in the evening.
Saturday
Partly sunny, with a high near 51. Calm wind becoming south around 5 mph.
Saturday Night
Partly cloudy, with a low around 31. South wind around 5 mph becoming calm.
Sunday
Sunny, with a high near 50. Calm wind becoming northwest around 5 mph.
Sunday Night
Partly cloudy, with a low around 32. North wind around 5 mph becoming south after midnight.
Washington's Birthday
Partly sunny, with a high near 55.
Monday Night
Mostly cloudy, with a low around 38.
Tuesday
Mostly cloudy, with a high near 55.
Tuesday Night
Rain likely. Mostly cloudy, with a low around 44. Chance of precipitation is 60%.
Wednesday
A 50 percent chance of rain. Mostly sunny, with a high near 55.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles N Janesville WI
 42.71°N 89°W (Elev. 892 ft)
Last Update:
12:41 pm CST Feb 12, 2026
Forecast Valid:
12pm CST Feb 12, 2026-6pm CST Feb 18, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation