Hourly Weather Forecast - Markham, IL

12 AM
35°F
0%
11mph
N
Cloudy
Humidity
81%
Feels like
27°F
Dew Point
30°F
1 AM
35°F
0%
10mph
N
Cloudy
Humidity
80%
Feels like
27°F
Dew Point
29°F
2 AM
34°F
0%
10mph
N
Cloudy
Humidity
80%
Feels like
27°F
Dew Point
28°F
3 AM
33°F
0%
9mph
N
Cloudy
Humidity
78%
Feels like
26°F
Dew Point
27°F
4 AM
33°F
0%
9mph
N
Cloudy
Humidity
78%
Feels like
25°F
Dew Point
26°F
5 AM
32°F
0%
9mph
N
Cloudy
Humidity
73%
Feels like
25°F
Dew Point
25°F
6 AM
32°F
0%
8mph
N
Cloudy
Humidity
73%
Feels like
25°F
Dew Point
24°F
6:49 AM
7 AM
32°F
0%
8mph
N
Cloudy
Humidity
71%
Feels like
25°F
Dew Point
24°F
8 AM
33°F
0%
7mph
N
Cloudy
Humidity
66%
Feels like
26°F
Dew Point
23°F
9 AM
35°F
0%
7mph
N
Mostly Cloudy
Humidity
63%
Feels like
28°F
Dew Point
23°F
10 AM
37°F
0%
7mph
N
Mostly Cloudy
Humidity
60%
Feels like
31°F
Dew Point
24°F
11 AM
38°F
0%
7mph
N
Partly Cloudy
Humidity
55%
Feels like
33°F
Dew Point
24°F
12 PM
40°F
0%
7mph
N
Mostly Sunny
Humidity
50%
Feels like
35°F
Dew Point
23°F
1 PM
40°F
0%
7mph
N
Sunny
Humidity
48%
Feels like
36°F
Dew Point
22°F
2 PM
40°F
0%
6mph
NNE
Sunny
Humidity
47%
Feels like
36°F
Dew Point
22°F
3 PM
40°F
0%
5mph
NNE
Mostly Sunny
Humidity
47%
Feels like
36°F
Dew Point
21°F
4 PM
39°F
0%
4mph
NNE
Mostly Sunny
Humidity
48%
Feels like
36°F
Dew Point
21°F
5 PM
37°F
0%
4mph
NE
Mostly Sunny
Humidity
51%
Feels like
34°F
Dew Point
21°F
6 PM
36°F
0%
3mph
ENE
Sunny
Humidity
55%
Feels like
33°F
Dew Point
21°F
7 PM
34°F
0%
3mph
ENE
Sunny
Humidity
61%
Feels like
34°F
Dew Point
22°F
7:05 PM
8 PM
33°F
0%
3mph
E
Mostly Clear
Humidity
63%
Feels like
33°F
Dew Point
22°F
9 PM
32°F
0%
2mph
E
Mostly Clear
Humidity
65%
Feels like
32°F
Dew Point
22°F
10 PM
32°F
0%
2mph
ESE
Partly Cloudy
Humidity
66%
Feels like
32°F
Dew Point
22°F
11 PM
32°F
0%
2mph
ESE
Partly Cloudy
Humidity
68%
Feels like
32°F
Dew Point
22°F

Today's High Temperature Outlook

Summer-Like Heat Scorches the Southwest

The calendar may stay it's only March, but it will feel like Summer across the Southwest over the next several days.

Friday's Weather Outlook

Friday's Weather Outlook

Weekend Weather Preview

Weekend Weather Preview

Weekly Drought Map for March 19, 2026

Active Weather, Drought Improvements for Eastern Half; Drying Persists Elsewhere

Story image: WeatherBug user Pat S. captures a plant blooming in Columbia, Md., on February 24, 2017.

When Does Spring Begin?

(Image provided by Pixabay.com)

Lightning Safety

loading ad...

Today's National Outlook

Hurricane Tracker

Allergy Forecast

Traffic Cameras

Weather Cameras

Traffic Cameras

Weather Cameras

Outdoor Sports Guide