Hourly Weather Forecast - Granite City, IL

12 AM
68°F
0%
3mph
NE
Partly Cloudy
Humidity
49%
Feels like
68°F
Dew Point
48°F
1 AM
66°F
0%
3mph
ENE
Mostly Clear
Humidity
53%
Feels like
66°F
Dew Point
48°F
2 AM
64°F
0%
3mph
ENE
Clear
Humidity
56%
Feels like
64°F
Dew Point
48°F
3 AM
61°F
0%
3mph
ENE
Clear
Humidity
63%
Feels like
61°F
Dew Point
48°F
4 AM
59°F
0%
3mph
NE
Mostly Clear
Humidity
65%
Feels like
59°F
Dew Point
48°F
5 AM
57°F
0%
3mph
NE
Partly Cloudy
Humidity
69%
Feels like
57°F
Dew Point
47°F
6 AM
56°F
0%
3mph
ENE
Partly Cloudy
Humidity
71%
Feels like
56°F
Dew Point
47°F
7 AM
57°F
0%
3mph
E
Mostly Clear
Humidity
68%
Feels like
57°F
Dew Point
46°F
7:02 AM
8 AM
59°F
0%
3mph
E
Mostly Sunny
Humidity
67%
Feels like
59°F
Dew Point
48°F
9 AM
63°F
0%
3mph
ESE
Sunny
Humidity
62%
Feels like
63°F
Dew Point
50°F
10 AM
68°F
0%
2mph
ESE
Sunny
Humidity
55%
Feels like
68°F
Dew Point
51°F
11 AM
72°F
0%
2mph
SE
Sunny
Humidity
48%
Feels like
72°F
Dew Point
51°F
12 PM
76°F
0%
2mph
SSE
Sunny
Humidity
44%
Feels like
76°F
Dew Point
52°F
1 PM
79°F
0%
2mph
S
Sunny
Humidity
40%
Feels like
79°F
Dew Point
53°F
2 PM
82°F
0%
2mph
S
Sunny
Humidity
38%
Feels like
81°F
Dew Point
54°F
3 PM
83°F
0%
2mph
S
Sunny
Humidity
37%
Feels like
82°F
Dew Point
54°F
4 PM
84°F
0%
3mph
SSW
Sunny
Humidity
35%
Feels like
83°F
Dew Point
53°F
5 PM
83°F
0%
3mph
S
Sunny
Humidity
36%
Feels like
82°F
Dew Point
53°F
6 PM
81°F
0%
3mph
S
Sunny
Humidity
39%
Feels like
81°F
Dew Point
53°F
7 PM
79°F
0%
4mph
S
Sunny
Humidity
43%
Feels like
79°F
Dew Point
55°F
7:13 PM
8 PM
77°F
0%
4mph
S
Clear
Humidity
48%
Feels like
77°F
Dew Point
55°F
9 PM
74°F
0%
5mph
S
Clear
Humidity
50%
Feels like
74°F
Dew Point
55°F
10 PM
73°F
0%
6mph
S
Clear
Humidity
52%
Feels like
73°F
Dew Point
54°F
11 PM
72°F
0%
6mph
S
Clear
Humidity
55%
Feels like
72°F
Dew Point
55°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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