Hourly Weather Forecast - Collinsville, IL

12 AM
48°F
10%
11mph
N
Partly Cloudy
Humidity
62%
Feels like
43°F
Dew Point
36°F
1 AM
47°F
10%
10mph
N
Partly Cloudy
Humidity
62%
Feels like
42°F
Dew Point
34°F
2 AM
45°F
0%
10mph
N
Partly Cloudy
Humidity
61%
Feels like
40°F
Dew Point
32°F
3 AM
43°F
0%
9mph
N
Partly Cloudy
Humidity
61%
Feels like
38°F
Dew Point
30°F
4 AM
41°F
0%
9mph
N
Partly Cloudy
Humidity
62%
Feels like
36°F
Dew Point
29°F
5 AM
40°F
0%
8mph
N
Partly Cloudy
Humidity
64%
Feels like
34°F
Dew Point
29°F
6 AM
39°F
0%
7mph
N
Mostly Clear
Humidity
65%
Feels like
33°F
Dew Point
28°F
6:59 AM
7 AM
39°F
0%
6mph
N
Mostly Sunny
Humidity
64%
Feels like
34°F
Dew Point
28°F
8 AM
41°F
0%
6mph
NNE
Mostly Sunny
Humidity
60%
Feels like
36°F
Dew Point
28°F
9 AM
44°F
0%
7mph
NNE
Mostly Sunny
Humidity
54%
Feels like
40°F
Dew Point
28°F
10 AM
46°F
0%
7mph
NNE
Mostly Sunny
Humidity
50%
Feels like
43°F
Dew Point
29°F
11 AM
49°F
0%
6mph
NNE
Partly Cloudy
Humidity
45%
Feels like
46°F
Dew Point
28°F
12 PM
51°F
0%
6mph
NNE
Partly Cloudy
Humidity
41%
Feels like
51°F
Dew Point
28°F
1 PM
53°F
0%
6mph
NNE
Partly Cloudy
Humidity
38%
Feels like
53°F
Dew Point
28°F
2 PM
55°F
0%
6mph
NNE
Partly Cloudy
Humidity
36%
Feels like
55°F
Dew Point
28°F
3 PM
56°F
0%
6mph
NNE
Mostly Sunny
Humidity
34%
Feels like
56°F
Dew Point
28°F
4 PM
56°F
0%
6mph
NE
Mostly Sunny
Humidity
35%
Feels like
56°F
Dew Point
28°F
5 PM
55°F
0%
5mph
NE
Mostly Sunny
Humidity
35%
Feels like
55°F
Dew Point
27°F
6 PM
52°F
0%
4mph
NE
Partly Cloudy
Humidity
37%
Feels like
52°F
Dew Point
26°F
7 PM
50°F
0%
4mph
ENE
Partly Cloudy
Humidity
41%
Feels like
50°F
Dew Point
27°F
7:14 PM
8 PM
48°F
0%
3mph
ENE
Partly Cloudy
Humidity
46%
Feels like
48°F
Dew Point
28°F
9 PM
47°F
0%
4mph
ENE
Mostly Clear
Humidity
49%
Feels like
46°F
Dew Point
29°F
10 PM
46°F
0%
4mph
E
Mostly Clear
Humidity
53%
Feels like
45°F
Dew Point
30°F
11 PM
46°F
0%
4mph
E
Partly Cloudy
Humidity
55%
Feels like
44°F
Dew Point
31°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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