Hourly Weather Forecast - Decatur, IL

12 AM
38°F
0%
9mph
E
Mostly Cloudy
Humidity
57%
Feels like
32°F
Dew Point
24°F
1 AM
37°F
0%
9mph
E
Mostly Cloudy
Humidity
58%
Feels like
30°F
Dew Point
23°F
2 AM
36°F
0%
9mph
ESE
Mostly Cloudy
Humidity
56%
Feels like
29°F
Dew Point
22°F
3 AM
35°F
0%
8mph
ESE
Cloudy
Humidity
58%
Feels like
28°F
Dew Point
22°F
4 AM
34°F
0%
8mph
ESE
Cloudy
Humidity
59%
Feels like
27°F
Dew Point
21°F
5 AM
34°F
0%
8mph
SE
Mostly Cloudy
Humidity
63%
Feels like
27°F
Dew Point
22°F
6 AM
34°F
0%
8mph
SE
Mostly Cloudy
Humidity
64%
Feels like
27°F
Dew Point
23°F
6:53 AM
7 AM
35°F
0%
9mph
SE
Mostly Cloudy
Humidity
65%
Feels like
29°F
Dew Point
25°F
8 AM
38°F
0%
9mph
SSE
Partly Cloudy
Humidity
60%
Feels like
32°F
Dew Point
26°F
9 AM
42°F
0%
10mph
SSE
Mostly Sunny
Humidity
53%
Feels like
37°F
Dew Point
27°F
10 AM
46°F
0%
11mph
SSE
Sunny
Humidity
47%
Feels like
41°F
Dew Point
28°F
11 AM
50°F
0%
11mph
S
Mostly Sunny
Humidity
42%
Feels like
50°F
Dew Point
28°F
12 PM
53°F
0%
11mph
S
Partly Cloudy
Humidity
38%
Feels like
53°F
Dew Point
28°F
1 PM
56°F
0%
10mph
S
Partly Cloudy
Humidity
34%
Feels like
56°F
Dew Point
28°F
2 PM
57°F
0%
10mph
S
Mostly Cloudy
Humidity
33%
Feels like
57°F
Dew Point
29°F
3 PM
58°F
0%
9mph
SSW
Cloudy
Humidity
32%
Feels like
58°F
Dew Point
29°F
4 PM
59°F
0%
8mph
SSW
Cloudy
Humidity
32%
Feels like
59°F
Dew Point
29°F
5 PM
58°F
10%
8mph
SSW
Cloudy
Humidity
35%
Feels like
58°F
Dew Point
30°F
6 PM
55°F
10%
7mph
S
Cloudy
Humidity
39%
Feels like
55°F
Dew Point
31°F
7 PM
53°F
10%
6mph
S
Mostly Cloudy
Humidity
43%
Feels like
53°F
Dew Point
31°F
7:11 PM
8 PM
50°F
10%
6mph
S
Partly Cloudy
Humidity
49%
Feels like
50°F
Dew Point
32°F
9 PM
49°F
10%
7mph
S
Mostly Clear
Humidity
52%
Feels like
46°F
Dew Point
32°F
10 PM
47°F
10%
7mph
S
Clear
Humidity
56%
Feels like
44°F
Dew Point
32°F
11 PM
46°F
10%
7mph
S
Clear
Humidity
60%
Feels like
42°F
Dew Point
33°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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