Hourly Weather Forecast - Deer Park, IL

12 AM
47°F
10%
11mph
SE
Mostly Cloudy
Humidity
61%
Feels like
42°F
Dew Point
34°F
1 AM
47°F
10%
11mph
SSE
Mostly Cloudy
Humidity
63%
Feels like
42°F
Dew Point
35°F
2 AM
47°F
10%
11mph
SSE
Partly Cloudy
Humidity
66%
Feels like
42°F
Dew Point
36°F
3 AM
47°F
10%
11mph
SSE
Mostly Clear
Humidity
71%
Feels like
42°F
Dew Point
38°F
4 AM
47°F
10%
11mph
S
Mostly Clear
Humidity
75%
Feels like
42°F
Dew Point
39°F
5 AM
47°F
10%
11mph
S
Mostly Clear
Humidity
76%
Feels like
42°F
Dew Point
40°F
6 AM
47°F
10%
12mph
S
Mostly Clear
Humidity
75%
Feels like
42°F
Dew Point
40°F
6:49 AM
7 AM
48°F
10%
13mph
S
Mostly Sunny
Humidity
74%
Feels like
43°F
Dew Point
40°F
8 AM
51°F
20%
14mph
SSW
Mostly Sunny
Humidity
74%
Feels like
51°F
Dew Point
43°F
9 AM
55°F
20%
15mph
SSW
Partly Cloudy
Humidity
71%
Feels like
55°F
Dew Point
45°F
10 AM
58°F
20%
16mph
SSW
Mostly Cloudy
Humidity
66%
Feels like
58°F
Dew Point
47°F

Today's High Temperature Outlook

Dangerous 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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