Hourly Weather Forecast - Granite City, IL

12 AM
48°F
0%
4mph
E
Mostly Cloudy
Humidity
50%
Feels like
46°F
Dew Point
31°F
1 AM
48°F
0%
4mph
E
Mostly Cloudy
Humidity
51%
Feels like
46°F
Dew Point
30°F
2 AM
47°F
0%
4mph
E
Cloudy
Humidity
52%
Feels like
45°F
Dew Point
30°F
3 AM
46°F
0%
5mph
ESE
Cloudy
Humidity
55%
Feels like
43°F
Dew Point
31°F
4 AM
45°F
0%
5mph
ESE
Mostly Cloudy
Humidity
58%
Feels like
42°F
Dew Point
31°F
5 AM
43°F
0%
4mph
ESE
Mostly Cloudy
Humidity
61%
Feels like
41°F
Dew Point
31°F
6 AM
42°F
0%
4mph
ESE
Mostly Cloudy
Humidity
64%
Feels like
40°F
Dew Point
31°F
6:58 AM
7 AM
42°F
0%
3mph
ESE
Partly Cloudy
Humidity
64%
Feels like
40°F
Dew Point
31°F
8 AM
44°F
0%
4mph
ESE
Partly Cloudy
Humidity
62%
Feels like
42°F
Dew Point
32°F
9 AM
48°F
0%
5mph
SE
Mostly Sunny
Humidity
56%
Feels like
46°F
Dew Point
33°F
10 AM
51°F
0%
6mph
SE
Sunny
Humidity
48%
Feels like
51°F
Dew Point
33°F
11 AM
55°F
0%
5mph
SSE
Mostly Sunny
Humidity
42%
Feels like
55°F
Dew Point
32°F
12 PM
58°F
0%
5mph
SSE
Partly Cloudy
Humidity
38%
Feels like
58°F
Dew Point
32°F
1 PM
60°F
0%
5mph
SSE
Mostly Cloudy
Humidity
35%
Feels like
60°F
Dew Point
32°F
2 PM
62°F
10%
4mph
SSE
Mostly Cloudy
Humidity
34%
Feels like
62°F
Dew Point
33°F
3 PM
63°F
10%
4mph
SSE
Cloudy
Humidity
33%
Feels like
63°F
Dew Point
34°F
4 PM
63°F
10%
4mph
SSE
Cloudy
Humidity
33%
Feels like
63°F
Dew Point
34°F
5 PM
62°F
10%
3mph
SSE
Cloudy
Humidity
34%
Feels like
62°F
Dew Point
34°F
6 PM
61°F
10%
2mph
SSE
Mostly Cloudy
Humidity
38%
Feels like
61°F
Dew Point
35°F
7 PM
59°F
10%
2mph
SE
Mostly Cloudy
Humidity
42%
Feels like
59°F
Dew Point
36°F
7:16 PM
8 PM
57°F
10%
2mph
SE
Partly Cloudy
Humidity
46%
Feels like
57°F
Dew Point
37°F
9 PM
56°F
10%
3mph
SE
Partly Cloudy
Humidity
48%
Feels like
56°F
Dew Point
37°F
10 PM
55°F
10%
3mph
SE
Mostly Clear
Humidity
52%
Feels like
55°F
Dew Point
37°F
11 PM
54°F
10%
3mph
SSE
Mostly Clear
Humidity
54%
Feels like
54°F
Dew Point
38°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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