Hourly Weather Forecast - Illiopolis, IL

12 AM
37°F
0%
8mph
S
Clear
Humidity
86%
Feels like
32°F
Dew Point
34°F
1 AM
37°F
0%
8mph
S
Clear
Humidity
87%
Feels like
31°F
Dew Point
34°F
2 AM
37°F
0%
8mph
S
Clear
Humidity
88%
Feels like
31°F
Dew Point
34°F
3 AM
37°F
0%
8mph
S
Clear
Humidity
89%
Feels like
31°F
Dew Point
34°F
4 AM
37°F
0%
8mph
S
Mostly Clear
Humidity
90%
Feels like
31°F
Dew Point
34°F
5 AM
37°F
0%
8mph
S
Hazy
Humidity
92%
Feels like
31°F
Dew Point
35°F
6 AM
38°F
0%
9mph
S
Partly Cloudy
Humidity
92%
Feels like
31°F
Dew Point
35°F
6:56 AM
7 AM
39°F
10%
9mph
S
Partly Cloudy
Humidity
92%
Feels like
33°F
Dew Point
37°F
8 AM
41°F
10%
9mph
S
Partly Cloudy
Humidity
90%
Feels like
35°F
Dew Point
38°F
9 AM
44°F
10%
10mph
S
Partly Cloudy
Humidity
87%
Feels like
39°F
Dew Point
40°F
10 AM
47°F
20%
10mph
SSW
Partly Cloudy
Humidity
82%
Feels like
43°F
Dew Point
42°F
11 AM
51°F
20%
10mph
SSW
Partly Cloudy
Humidity
76%
Feels like
51°F
Dew Point
44°F
12 PM
54°F
20%
10mph
SW
Mostly Cloudy
Humidity
72%
Feels like
54°F
Dew Point
45°F
1 PM
55°F
10%
10mph
SW
Mostly Cloudy
Humidity
70%
Feels like
55°F
Dew Point
46°F
2 PM
56°F
10%
10mph
SW
Mostly Cloudy
Humidity
70%
Feels like
56°F
Dew Point
46°F
3 PM
55°F
10%
9mph
SW
Mostly Cloudy
Humidity
70%
Feels like
55°F
Dew Point
46°F
4 PM
53°F
20%
8mph
SW
Mostly Cloudy
Humidity
73%
Feels like
53°F
Dew Point
45°F
5 PM
51°F
20%
7mph
SW
Partly Cloudy
Humidity
77%
Feels like
51°F
Dew Point
44°F
5:27 PM
6 PM
48°F
20%
6mph
SW
Partly Cloudy
Humidity
80%
Feels like
45°F
Dew Point
42°F
7 PM
47°F
10%
6mph
WSW
Partly Cloudy
Humidity
83%
Feels like
44°F
Dew Point
42°F
8 PM
45°F
10%
6mph
W
Partly Cloudy
Humidity
86%
Feels like
42°F
Dew Point
41°F
9 PM
44°F
20%
8mph
WNW
Partly Cloudy
Humidity
89%
Feels like
40°F
Dew Point
41°F
10 PM
42°F
30%
8mph
WNW
30% Chance Rain Showers
Humidity
90%
Feels like
38°F
Dew Point
40°F
11 PM
41°F
40%
8mph
NW
40% Chance Rain Showers
Humidity
91%
Feels like
36°F
Dew Point
39°F

Friday's Weather Outlook

Friday's Weather Outlook

A snow-filled clipper system is set to sweep through the Great Lakes, Ohio Valley, and Mid-Atlantic.

Weekend Weather Preview

Weekend Weather Preview

Weekly Drought Map for February 5, 2026

Scarce Precipitation Leads to Widespread Drought Degradation

Image courtesy of Pixabay.com

All About Snow Squalls

A person in a pink coat and red mittens holding a snowball. (Image by Dmitriy Gutarev from Pixabay)

Cold Weather and Worsening Health Conditions

Windchill chart

Dangers of Wind Chills

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