Hourly Weather Forecast - Janesville, WI

9 AM
-4°F
0%
10mph
NW
Very Cold
Humidity
64%
Feels like
-21°F
Dew Point
-13°F
10 AM
-2°F
0%
9mph
NW
Very Cold
Humidity
61%
Feels like
-18°F
Dew Point
-12°F
11 AM
1°F
0%
9mph
NW
Sunny
Humidity
58%
Feels like
-14°F
Dew Point
-10°F
12 PM
3°F
0%
8mph
NW
Sunny
Humidity
57%
Feels like
-10°F
Dew Point
-9°F
1 PM
4°F
0%
7mph
WNW
Sunny
Humidity
57%
Feels like
-8°F
Dew Point
-7°F
2 PM
5°F
0%
7mph
WNW
Mostly Sunny
Humidity
58%
Feels like
-7°F
Dew Point
-6°F
3 PM
6°F
0%
6mph
W
Mostly Sunny
Humidity
60%
Feels like
-6°F
Dew Point
-5°F
4 PM
5°F
0%
6mph
W
Mostly Sunny
Humidity
63%
Feels like
-6°F
Dew Point
-5°F
4:22 PM
5 PM
4°F
0%
6mph
WSW
Partly Cloudy
Humidity
67%
Feels like
-7°F
Dew Point
-4°F
6 PM
4°F
0%
6mph
WSW
Partly Cloudy
Humidity
70%
Feels like
-8°F
Dew Point
-4°F
7 PM
4°F
0%
7mph
SW
Partly Cloudy
Humidity
72%
Feels like
-9°F
Dew Point
-3°F
8 PM
3°F
0%
7mph
SW
Partly Cloudy
Humidity
75%
Feels like
-10°F
Dew Point
-3°F
9 PM
2°F
0%
8mph
SW
Partly Cloudy
Humidity
78%
Feels like
-11°F
Dew Point
-3°F
10 PM
1°F
0%
9mph
SSW
Partly Cloudy
Humidity
79%
Feels like
-13°F
Dew Point
-4°F
11 PM
1°F
0%
10mph
SSW
Partly Cloudy
Humidity
80%
Feels like
-15°F
Dew Point
-4°F

Wind chill temperatures Monday A.M.

Cold Weather Chills the Nation Down to the Gulf

Extreme cold paired with their wind chill values will shiver much of the nation.

Snowfall forecast through Monday evening.

Mid-Atlantic, Great Lakes Snow Piles Up

Sunday Weather Outlook

Today's Weather Outlook

How to Measure Snow via NWS

How To Measure Snow

Weekly Drought Map for December 11, 2025

Hit-or-Miss Precipitation Leads to Mixed Drought Results

A strong cold-air-damming event from March 20, 2018.

Cold Air Damming - Cause And Effects

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