Hourly Weather Forecast - Illiopolis, IL

12 AM
47°F
10%
7mph
SSE
Mostly Clear
Humidity
67%
Feels like
43°F
Dew Point
36°F
1 AM
46°F
10%
7mph
SE
Mostly Clear
Humidity
69%
Feels like
42°F
Dew Point
36°F
2 AM
44°F
10%
6mph
ESE
Mostly Clear
Humidity
71%
Feels like
41°F
Dew Point
36°F
3 AM
43°F
10%
6mph
ESE
Mostly Clear
Humidity
73%
Feels like
39°F
Dew Point
35°F
4 AM
42°F
10%
6mph
E
Mostly Clear
Humidity
75%
Feels like
38°F
Dew Point
35°F
5 AM
42°F
10%
7mph
E
Partly Cloudy
Humidity
76%
Feels like
37°F
Dew Point
35°F
6 AM
41°F
10%
7mph
E
Partly Cloudy
Humidity
77%
Feels like
37°F
Dew Point
35°F
6:52 AM
7 AM
42°F
10%
8mph
E
Partly Cloudy
Humidity
76%
Feels like
37°F
Dew Point
35°F
8 AM
44°F
0%
8mph
E
Partly Cloudy
Humidity
72%
Feels like
40°F
Dew Point
36°F
9 AM
48°F
0%
9mph
ESE
Partly Cloudy
Humidity
65%
Feels like
44°F
Dew Point
37°F
10 AM
51°F
0%
9mph
ESE
Partly Cloudy
Humidity
60%
Feels like
51°F
Dew Point
37°F
11 AM
54°F
0%
10mph
ESE
Partly Cloudy
Humidity
55%
Feels like
54°F
Dew Point
38°F
12 PM
57°F
0%
10mph
SE
Partly Cloudy
Humidity
51%
Feels like
57°F
Dew Point
39°F
1 PM
59°F
0%
11mph
SE
Partly Cloudy
Humidity
47%
Feels like
59°F
Dew Point
39°F
2 PM
61°F
0%
11mph
SE
Partly Cloudy
Humidity
45%
Feels like
61°F
Dew Point
40°F
3 PM
63°F
0%
11mph
SE
Partly Cloudy
Humidity
43%
Feels like
63°F
Dew Point
40°F
4 PM
64°F
0%
11mph
SSE
Partly Cloudy
Humidity
43%
Feels like
64°F
Dew Point
40°F
5 PM
63°F
0%
11mph
SSE
Mostly Sunny
Humidity
44%
Feels like
63°F
Dew Point
41°F
6 PM
62°F
0%
10mph
SSE
Sunny
Humidity
46%
Feels like
62°F
Dew Point
41°F
7 PM
61°F
0%
9mph
SSE
Sunny
Humidity
48%
Feels like
61°F
Dew Point
41°F
7:13 PM
8 PM
60°F
0%
9mph
SSE
Clear
Humidity
51%
Feels like
60°F
Dew Point
42°F
9 PM
58°F
0%
10mph
SSE
Mostly Clear
Humidity
55%
Feels like
58°F
Dew Point
42°F
10 PM
57°F
0%
11mph
SSE
Mostly Clear
Humidity
58%
Feels like
57°F
Dew Point
42°F
11 PM
56°F
30%
11mph
SSE
30% Chance Rain Showers
Humidity
61%
Feels like
56°F
Dew Point
42°F

Saturday's High Temperature Outlook

Scorching Heat Continues Across the Southwest

Dozens of record high temperatures will be challenged or shattered across the Southwest today.

Weekend Weather Outlook

Weekend Weather Outlook

Weekly Drought Map for March 19, 2026

Active Weather, Drought Improvements for Eastern Half; Drying Persists Elsewhere

(Image provided by Pixabay.com)

Lightning Safety

A tree knocked over after a storm produced high winds. (provided by PublicDomainPictures via Pixabay.com)

Strong Winds in the Springtime

Story image: WeatherBug user Pat S. captures a plant blooming in Columbia, Md., on February 24, 2017.

When Does Spring Begin?

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