Hourly Weather Forecast - Mattoon, IL

12 AM
29°F
0%
15mph
S
Mostly Clear
Humidity
66%
Feels like
17°F
Dew Point
19°F
1 AM
29°F
0%
16mph
S
Mostly Clear
Humidity
66%
Feels like
17°F
Dew Point
19°F
2 AM
29°F
0%
16mph
S
Partly Cloudy
Humidity
65%
Feels like
18°F
Dew Point
19°F
3 AM
30°F
0%
16mph
S
Partly Cloudy
Humidity
66%
Feels like
18°F
Dew Point
20°F
4 AM
30°F
0%
16mph
S
Partly Cloudy
Humidity
66%
Feels like
19°F
Dew Point
20°F
5 AM
30°F
0%
16mph
S
Partly Cloudy
Humidity
67%
Feels like
19°F
Dew Point
21°F
6 AM
31°F
0%
17mph
S
Partly Cloudy
Humidity
68%
Feels like
20°F
Dew Point
22°F
7 AM
32°F
0%
17mph
S
Partly Cloudy
Humidity
67%
Feels like
21°F
Dew Point
22°F
7:09 AM
8 AM
34°F
0%
17mph
S
Mostly Sunny
Humidity
65%
Feels like
23°F
Dew Point
24°F
9 AM
36°F
0%
17mph
S
Mostly Sunny
Humidity
63%
Feels like
26°F
Dew Point
25°F
10 AM
39°F
0%
17mph
SSW
Mostly Sunny
Humidity
60%
Feels like
30°F
Dew Point
26°F
11 AM
41°F
0%
17mph
SSW
Partly Cloudy
Humidity
57%
Feels like
33°F
Dew Point
27°F
12 PM
44°F
10%
17mph
SSW
Partly Cloudy
Humidity
55%
Feels like
36°F
Dew Point
29°F
1 PM
45°F
10%
16mph
SSW
Partly Cloudy
Humidity
55%
Feels like
38°F
Dew Point
30°F
2 PM
45°F
10%
15mph
SSW
Partly Cloudy
Humidity
57%
Feels like
39°F
Dew Point
31°F
3 PM
45°F
10%
13mph
SSW
Mostly Sunny
Humidity
60%
Feels like
38°F
Dew Point
32°F
4 PM
43°F
10%
12mph
SSW
Mostly Sunny
Humidity
66%
Feels like
37°F
Dew Point
33°F
4:32 PM
5 PM
41°F
10%
11mph
SSW
Mostly Clear
Humidity
73%
Feels like
35°F
Dew Point
33°F
6 PM
40°F
10%
10mph
SW
Mostly Clear
Humidity
79%
Feels like
33°F
Dew Point
34°F
7 PM
39°F
10%
9mph
SW
Mostly Clear
Humidity
82%
Feels like
33°F
Dew Point
34°F
8 PM
38°F
10%
9mph
WSW
Clear
Humidity
85%
Feels like
32°F
Dew Point
34°F
9 PM
38°F
10%
9mph
WSW
Clear
Humidity
86%
Feels like
32°F
Dew Point
35°F
10 PM
38°F
10%
9mph
W
Clear
Humidity
87%
Feels like
31°F
Dew Point
34°F
11 PM
37°F
10%
10mph
WNW
Clear
Humidity
88%
Feels like
30°F
Dew Point
34°F

Rainfall Totals Through Wednesday A.M.

Heavy Rain Returns to Deluge Pacific Northwest

Another atmospheric river will hit the Pacific Northwest with heavy rain and high winds.

Monday's Weather Outlook

Today's Weather Outlook

How to Measure Snow via NWS

How To Measure Snow

Weekly Drought Map for December 11, 2025

Hit-or-Miss Precipitation Leads to Mixed Drought Results

A person standing in a snowy forest with their back to the camera. They are bundled up in a white hat and a brown jacket. (Image by StockSnap from Pixabay)

Common Cold Weather Illnesses

A strong cold-air-damming event from March 20, 2018.

Cold Air Damming - Cause And Effects

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