Hourly Weather Forecast - Summit, IL

12 AM
34°F
0%
6mph
SW
Partly Cloudy
Humidity
91%
Feels like
29°F
Dew Point
32°F
1 AM
35°F
0%
6mph
SW
Partly Cloudy
Humidity
91%
Feels like
29°F
Dew Point
32°F
2 AM
35°F
0%
6mph
SW
Partly Cloudy
Humidity
92%
Feels like
30°F
Dew Point
33°F
3 AM
35°F
10%
5mph
SW
Partly Cloudy
Humidity
92%
Feels like
31°F
Dew Point
33°F
4 AM
35°F
10%
5mph
WSW
Partly Cloudy
Humidity
91%
Feels like
31°F
Dew Point
33°F
5 AM
35°F
10%
4mph
WSW
Partly Cloudy
Humidity
92%
Feels like
32°F
Dew Point
33°F
6 AM
35°F
10%
4mph
WSW
Mostly Cloudy
Humidity
91%
Feels like
32°F
Dew Point
33°F
7 AM
36°F
10%
4mph
WSW
Partly Cloudy
Humidity
91%
Feels like
33°F
Dew Point
33°F
7:11 AM
8 AM
37°F
0%
3mph
W
Partly Cloudy
Humidity
90%
Feels like
35°F
Dew Point
34°F
9 AM
39°F
0%
3mph
W
Mostly Sunny
Humidity
87%
Feels like
37°F
Dew Point
36°F
10 AM
42°F
0%
2mph
WSW
Mostly Sunny
Humidity
89%
Feels like
42°F
Dew Point
39°F
11 AM
44°F
0%
3mph
SSW
Sunny
Humidity
84%
Feels like
43°F
Dew Point
40°F
12 PM
47°F
0%
4mph
S
Sunny
Humidity
79%
Feels like
45°F
Dew Point
41°F
1 PM
48°F
0%
5mph
SSE
Sunny
Humidity
75%
Feels like
47°F
Dew Point
41°F
2 PM
49°F
0%
5mph
SSE
Mostly Sunny
Humidity
74%
Feels like
47°F
Dew Point
41°F
3 PM
48°F
0%
6mph
SE
Mostly Sunny
Humidity
76%
Feels like
45°F
Dew Point
41°F
4 PM
46°F
0%
7mph
SE
Mostly Sunny
Humidity
81%
Feels like
43°F
Dew Point
41°F
4:40 PM
5 PM
44°F
0%
8mph
SE
Mostly Clear
Humidity
88%
Feels like
40°F
Dew Point
41°F
6 PM
42°F
0%
9mph
SSE
Mostly Clear
Humidity
89%
Feels like
37°F
Dew Point
39°F
7 PM
41°F
0%
9mph
SSE
Partly Cloudy
Humidity
93%
Feels like
35°F
Dew Point
39°F
8 PM
40°F
0%
10mph
SSE
Partly Cloudy
Humidity
98%
Feels like
34°F
Dew Point
39°F
9 PM
40°F
0%
11mph
S
Foggy
Humidity
99%
Feels like
33°F
Dew Point
39°F
10 PM
39°F
0%
11mph
S
Foggy
Humidity
100%
Feels like
32°F
Dew Point
39°F
11 PM
40°F
0%
12mph
S
Foggy
Humidity
100%
Feels like
33°F
Dew Point
40°F

Wind chill temperatures Monday A.M.

Frigid Weather Sends Shivers Down to the Gulf

Extreme cold paired with their wind chill values will shiver much of the nation.

Rainfall Totals Through Wednesday A.M.

Heavy Rain Returns to Deluge Pacific Northwest

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

Cold Air Damming - Cause And Effects

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