Hourly Weather Forecast - Jerseyville, IL

12 AM
33°F
0%
13mph
S
Clear
Humidity
62%
Feels like
23°F
Dew Point
21°F
1 AM
33°F
0%
13mph
S
Clear
Humidity
63%
Feels like
24°F
Dew Point
22°F
2 AM
33°F
0%
14mph
S
Mostly Clear
Humidity
64%
Feels like
24°F
Dew Point
23°F
3 AM
34°F
0%
14mph
S
Mostly Clear
Humidity
65%
Feels like
24°F
Dew Point
24°F
4 AM
34°F
0%
14mph
S
Mostly Clear
Humidity
67%
Feels like
24°F
Dew Point
24°F
5 AM
34°F
0%
14mph
S
Mostly Clear
Humidity
68%
Feels like
24°F
Dew Point
24°F
6 AM
34°F
0%
13mph
S
Partly Cloudy
Humidity
68%
Feels like
25°F
Dew Point
25°F
7 AM
35°F
0%
13mph
S
Partly Cloudy
Humidity
67%
Feels like
26°F
Dew Point
26°F
7:16 AM
8 AM
37°F
0%
13mph
S
Partly Cloudy
Humidity
66%
Feels like
28°F
Dew Point
26°F
9 AM
39°F
0%
13mph
S
Partly Cloudy
Humidity
64%
Feels like
31°F
Dew Point
28°F
10 AM
42°F
0%
13mph
S
Partly Cloudy
Humidity
60%
Feels like
34°F
Dew Point
29°F
11 AM
45°F
0%
13mph
SSW
Partly Cloudy
Humidity
56%
Feels like
39°F
Dew Point
30°F
12 PM
48°F
0%
13mph
SSW
Mostly Cloudy
Humidity
53%
Feels like
42°F
Dew Point
31°F
1 PM
49°F
10%
11mph
SW
Cloudy
Humidity
51%
Feels like
45°F
Dew Point
32°F
2 PM
50°F
10%
10mph
WSW
Cloudy
Humidity
50%
Feels like
50°F
Dew Point
32°F
3 PM
50°F
10%
11mph
W
Cloudy
Humidity
52%
Feels like
45°F
Dew Point
33°F
4 PM
47°F
10%
10mph
WNW
Cloudy
Humidity
56%
Feels like
42°F
Dew Point
32°F
4:41 PM
5 PM
44°F
10%
9mph
NW
Mostly Cloudy
Humidity
63%
Feels like
38°F
Dew Point
32°F
6 PM
40°F
10%
9mph
NW
Mostly Cloudy
Humidity
68%
Feels like
35°F
Dew Point
31°F
7 PM
39°F
10%
9mph
NNW
Mostly Cloudy
Humidity
70%
Feels like
33°F
Dew Point
30°F
8 PM
38°F
0%
9mph
NNW
Mostly Cloudy
Humidity
71%
Feels like
31°F
Dew Point
29°F
9 PM
37°F
0%
9mph
NNW
Mostly Cloudy
Humidity
71%
Feels like
30°F
Dew Point
28°F
10 PM
35°F
0%
9mph
NNW
Mostly Cloudy
Humidity
72%
Feels like
28°F
Dew Point
27°F
11 PM
33°F
0%
9mph
NNW
Partly Cloudy
Humidity
72%
Feels like
26°F
Dew Point
25°F

Rainfall and Snowfall Totals Through Thursday

Pineapple Express Slams Northwestern U.S.

The atmospheric river this week will keep buffeting the Pacific Northwest with heavy rain, snow, and high winds.

Wednesday's Weather Outlook

Today's Weather Outlook

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How To Measure Snow

Weekly Drought Map for December 11, 2025

Hit-or-Miss Precipitation Leads to Mixed Drought Results

A person standing in a snowy forest with their back to the camera. They are bundled up in a white hat and a brown jacket. (Image by StockSnap from Pixabay)

Common Cold Weather Illnesses

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

Cold Air Damming - Cause And Effects

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