Hourly Weather Forecast - Collinsville, IL

6 AM
60°F
0%
3mph
E
Mostly Clear
Humidity
64%
Feels like
60°F
Dew Point
48°F
7 AM
61°F
0%
3mph
E
Clear
Humidity
64%
Feels like
61°F
Dew Point
49°F
7:02 AM
8 AM
64°F
0%
3mph
ESE
Mostly Sunny
Humidity
61%
Feels like
64°F
Dew Point
50°F
9 AM
68°F
0%
3mph
ESE
Sunny
Humidity
56%
Feels like
68°F
Dew Point
51°F
10 AM
72°F
0%
3mph
ESE
Sunny
Humidity
51%
Feels like
72°F
Dew Point
52°F
11 AM
76°F
0%
3mph
SE
Sunny
Humidity
46%
Feels like
76°F
Dew Point
53°F
12 PM
79°F
0%
2mph
SE
Sunny
Humidity
44%
Feels like
79°F
Dew Point
55°F
1 PM
82°F
0%
2mph
SSE
Sunny
Humidity
42%
Feels like
81°F
Dew Point
56°F
2 PM
83°F
0%
2mph
SSE
Sunny
Humidity
39%
Feels like
83°F
Dew Point
56°F
3 PM
84°F
0%
2mph
S
Sunny
Humidity
38%
Feels like
83°F
Dew Point
56°F
4 PM
84°F
0%
3mph
S
Sunny
Humidity
38%
Feels like
83°F
Dew Point
56°F
5 PM
83°F
0%
3mph
S
Sunny
Humidity
40%
Feels like
82°F
Dew Point
56°F
6 PM
80°F
0%
3mph
S
Sunny
Humidity
44%
Feels like
80°F
Dew Point
56°F
7 PM
76°F
0%
3mph
SSE
Sunny
Humidity
48%
Feels like
76°F
Dew Point
55°F
7:12 PM
8 PM
75°F
0%
4mph
SSE
Clear
Humidity
54%
Feels like
75°F
Dew Point
57°F
9 PM
73°F
0%
4mph
S
Clear
Humidity
58%
Feels like
73°F
Dew Point
57°F
10 PM
71°F
0%
5mph
S
Clear
Humidity
61%
Feels like
71°F
Dew Point
57°F
11 PM
70°F
0%
6mph
S
Clear
Humidity
64%
Feels like
70°F
Dew Point
57°F

Today's High Temperature Outlook

Early Spring Heat Wave Zaps Southwest

Much of the Southwest will observe record-breaking heat through the weekend, with high temperatures reminiscent of mid-summer!

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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