Hourly Weather Forecast - Janesville, IA

11 AM
-3°F
0%
6mph
WNW
Very Cold
Humidity
74%
Feels like
-15°F
Dew Point
-9°F
12 PM
-1°F
0%
6mph
W
Very Cold
Humidity
71%
Feels like
-13°F
Dew Point
-8°F
1 PM
1°F
0%
6mph
WSW
Sunny
Humidity
68%
Feels like
-11°F
Dew Point
-7°F
2 PM
1°F
10%
6mph
SW
Sunny
Humidity
68%
Feels like
-11°F
Dew Point
-7°F
3 PM
1°F
10%
7mph
SSW
Sunny
Humidity
68%
Feels like
-12°F
Dew Point
-7°F
4 PM
0°F
10%
7mph
SSW
Mostly Sunny
Humidity
71%
Feels like
-13°F
Dew Point
-7°F
4:36 PM
5 PM
-1°F
10%
8mph
S
Very Cold
Humidity
77%
Feels like
-16°F
Dew Point
-7°F
6 PM
-2°F
10%
9mph
S
Very Cold
Humidity
81%
Feels like
-18°F
Dew Point
-7°F
7 PM
-2°F
10%
10mph
S
Very Cold
Humidity
82%
Feels like
-18°F
Dew Point
-6°F
8 PM
-1°F
10%
11mph
S
Very Cold
Humidity
82%
Feels like
-19°F
Dew Point
-5°F
9 PM
0°F
10%
13mph
S
Mostly Clear
Humidity
79%
Feels like
-18°F
Dew Point
-5°F
10 PM
2°F
10%
14mph
S
Clear
Humidity
76%
Feels like
-17°F
Dew Point
-4°F
11 PM
4°F
10%
15mph
S
Mostly Clear
Humidity
73%
Feels like
-15°F
Dew Point
-3°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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