Hourly Weather Forecast - Byron, IL

12 AM
25°F
10%
15mph
S
Cloudy
Humidity
68%
Feels like
12°F
Dew Point
16°F
1 AM
26°F
10%
15mph
S
Cloudy
Humidity
68%
Feels like
13°F
Dew Point
17°F
2 AM
26°F
10%
15mph
S
Cloudy
Humidity
69%
Feels like
14°F
Dew Point
17°F
3 AM
27°F
10%
14mph
S
Cloudy
Humidity
69%
Feels like
15°F
Dew Point
18°F
4 AM
27°F
10%
14mph
S
Cloudy
Humidity
70%
Feels like
16°F
Dew Point
19°F
5 AM
28°F
10%
13mph
S
Cloudy
Humidity
71%
Feels like
17°F
Dew Point
20°F
6 AM
29°F
10%
13mph
S
Cloudy
Humidity
71%
Feels like
18°F
Dew Point
21°F
7 AM
30°F
10%
13mph
S
Mostly Cloudy
Humidity
72%
Feels like
20°F
Dew Point
22°F
7:21 AM
8 AM
31°F
10%
12mph
S
Partly Cloudy
Humidity
73%
Feels like
22°F
Dew Point
24°F
9 AM
33°F
10%
12mph
SSW
Mostly Sunny
Humidity
73%
Feels like
24°F
Dew Point
25°F
10 AM
35°F
10%
12mph
SSW
Mostly Sunny
Humidity
71%
Feels like
26°F
Dew Point
26°F
11 AM
37°F
10%
13mph
SSW
Sunny
Humidity
69%
Feels like
29°F
Dew Point
28°F
12 PM
38°F
10%
12mph
SSW
Mostly Sunny
Humidity
67%
Feels like
31°F
Dew Point
28°F
1 PM
39°F
10%
12mph
SSW
Mostly Sunny
Humidity
67%
Feels like
32°F
Dew Point
29°F
2 PM
39°F
10%
11mph
SW
Mostly Sunny
Humidity
67%
Feels like
32°F
Dew Point
29°F
3 PM
39°F
10%
10mph
SW
Partly Cloudy
Humidity
69%
Feels like
32°F
Dew Point
30°F
4 PM
38°F
10%
9mph
WSW
Partly Cloudy
Humidity
73%
Feels like
31°F
Dew Point
30°F
4:27 PM
5 PM
36°F
10%
8mph
WSW
Partly Cloudy
Humidity
77%
Feels like
30°F
Dew Point
30°F
6 PM
35°F
10%
7mph
WSW
Partly Cloudy
Humidity
81%
Feels like
29°F
Dew Point
30°F
7 PM
34°F
10%
7mph
W
Partly Cloudy
Humidity
83%
Feels like
28°F
Dew Point
29°F
8 PM
33°F
10%
7mph
W
Partly Cloudy
Humidity
84%
Feels like
27°F
Dew Point
29°F
9 PM
33°F
10%
7mph
W
Partly Cloudy
Humidity
84%
Feels like
27°F
Dew Point
29°F
10 PM
32°F
10%
6mph
W
Partly Cloudy
Humidity
84%
Feels like
26°F
Dew Point
28°F

Wind chill temperatures Monday A.M.

Cold Weather Chills the Nation Down to the Gulf

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

Snowfall forecast through Monday evening.

Mid-Atlantic, Great Lakes Snow Piles Up

Monday's Weather Outlook

Monday'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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