Hourly Weather Forecast - Janesville, WI

5 AM
13°F
0%
8mph
NW
Clear
Humidity
74%
Feels like
2°F
Dew Point
7°F
6 AM
12°F
0%
6mph
NW
Clear
Humidity
74%
Feels like
2°F
Dew Point
6°F
7 AM
12°F
0%
5mph
NW
Clear
Humidity
73%
Feels like
4°F
Dew Point
5°F
7:22 AM
8 AM
14°F
0%
3mph
NW
Sunny
Humidity
69%
Feels like
14°F
Dew Point
5°F
9 AM
16°F
0%
2mph
WNW
Sunny
Humidity
64%
Feels like
16°F
Dew Point
6°F
10 AM
19°F
0%
4mph
WSW
Sunny
Humidity
59%
Feels like
14°F
Dew Point
7°F
11 AM
22°F
0%
6mph
SW
Sunny
Humidity
56%
Feels like
15°F
Dew Point
9°F
12 PM
24°F
0%
7mph
SW
Sunny
Humidity
52%
Feels like
16°F
Dew Point
9°F
1 PM
26°F
0%
8mph
SW
Sunny
Humidity
51%
Feels like
18°F
Dew Point
10°F
2 PM
28°F
0%
8mph
SSW
Sunny
Humidity
51%
Feels like
20°F
Dew Point
12°F
3 PM
28°F
0%
8mph
SSW
Sunny
Humidity
50%
Feels like
20°F
Dew Point
12°F
4 PM
27°F
0%
7mph
SSW
Sunny
Humidity
54%
Feels like
20°F
Dew Point
13°F
4:25 PM
5 PM
26°F
0%
7mph
SSW
Clear
Humidity
59%
Feels like
18°F
Dew Point
13°F
6 PM
25°F
0%
7mph
S
Partly Cloudy
Humidity
61%
Feels like
16°F
Dew Point
13°F
7 PM
24°F
0%
8mph
S
Partly Cloudy
Humidity
63%
Feels like
16°F
Dew Point
13°F
8 PM
25°F
0%
9mph
S
Partly Cloudy
Humidity
62%
Feels like
16°F
Dew Point
14°F
9 PM
26°F
0%
9mph
S
Partly Cloudy
Humidity
64%
Feels like
16°F
Dew Point
15°F
10 PM
27°F
10%
9mph
S
Mostly Cloudy
Humidity
67%
Feels like
17°F
Dew Point
17°F
11 PM
28°F
10%
10mph
S
Cloudy
Humidity
68%
Feels like
19°F
Dew Point
19°F

Rain And Snow Totals Through Monday

Atmospheric River Impacts Northern California

The plume of abundant moisture impacting the Northwest the last several days will focus more on Northern California through Monday bringing heavy rainfall and mountain snow.

NOAA, NCDC

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Today's Weather Outlook

Today's Weather Outlook

Cold weather

During Extreme Cold: Watch for Frostbite!

Flu Update Valid For Week Ending December 13, 2025

Weekly Flu Update: Flu Spreading Hard Across U.S.

Watch vs. Warning

Flash Flood Watch and Warning Defined

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