Hourly Weather Forecast - Decatur, IL

12 AM
38°F
10%
17mph
N
Mostly Clear
Humidity
72%
Feels like
29°F
Dew Point
30°F
1 AM
37°F
0%
17mph
N
Mostly Clear
Humidity
71%
Feels like
27°F
Dew Point
29°F
2 AM
36°F
0%
16mph
N
Mostly Clear
Humidity
69%
Feels like
26°F
Dew Point
27°F
3 AM
35°F
0%
14mph
N
Clear
Humidity
71%
Feels like
26°F
Dew Point
26°F
4 AM
34°F
0%
13mph
N
Clear
Humidity
72%
Feels like
25°F
Dew Point
26°F
5 AM
34°F
0%
13mph
N
Clear
Humidity
73%
Feels like
25°F
Dew Point
26°F
6 AM
33°F
0%
12mph
N
Clear
Humidity
73%
Feels like
24°F
Dew Point
25°F
6:54 AM
7 AM
33°F
0%
11mph
N
Mostly Sunny
Humidity
73%
Feels like
25°F
Dew Point
26°F
8 AM
35°F
0%
11mph
N
Sunny
Humidity
70%
Feels like
27°F
Dew Point
27°F
9 AM
38°F
0%
11mph
NNE
Sunny
Humidity
63%
Feels like
31°F
Dew Point
27°F
10 AM
41°F
0%
12mph
NNE
Sunny
Humidity
57%
Feels like
34°F
Dew Point
27°F
11 AM
44°F
0%
11mph
NNE
Sunny
Humidity
53%
Feels like
37°F
Dew Point
28°F
12 PM
46°F
0%
11mph
NNE
Sunny
Humidity
48%
Feels like
41°F
Dew Point
28°F
1 PM
48°F
0%
11mph
N
Sunny
Humidity
44%
Feels like
44°F
Dew Point
28°F
2 PM
49°F
0%
11mph
N
Sunny
Humidity
42%
Feels like
45°F
Dew Point
27°F
3 PM
50°F
0%
10mph
N
Mostly Sunny
Humidity
40%
Feels like
50°F
Dew Point
27°F
4 PM
51°F
0%
10mph
NNE
Mostly Sunny
Humidity
38%
Feels like
51°F
Dew Point
26°F
5 PM
50°F
0%
9mph
NNE
Partly Cloudy
Humidity
39%
Feels like
46°F
Dew Point
26°F
6 PM
48°F
0%
9mph
NNE
Partly Cloudy
Humidity
41%
Feels like
44°F
Dew Point
25°F
7 PM
45°F
0%
8mph
NE
Partly Cloudy
Humidity
44%
Feels like
41°F
Dew Point
25°F
7:10 PM
8 PM
43°F
0%
8mph
ENE
Partly Cloudy
Humidity
48%
Feels like
38°F
Dew Point
25°F
9 PM
42°F
0%
9mph
ENE
Partly Cloudy
Humidity
51%
Feels like
37°F
Dew Point
25°F
10 PM
41°F
0%
9mph
E
Mostly Cloudy
Humidity
54%
Feels like
35°F
Dew Point
25°F
11 PM
40°F
0%
9mph
E
Mostly Cloudy
Humidity
56%
Feels like
33°F
Dew Point
25°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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