Hourly Weather Forecast - Lemont, IL

12 AM
19°F
10%
4mph
S
Cloudy
Humidity
73%
Feels like
13°F
Dew Point
11°F
1 AM
20°F
10%
4mph
S
Cloudy
Humidity
71%
Feels like
13°F
Dew Point
12°F
2 AM
20°F
10%
5mph
S
Cloudy
Humidity
72%
Feels like
13°F
Dew Point
13°F
3 AM
21°F
10%
6mph
SSW
Cloudy
Humidity
73%
Feels like
14°F
Dew Point
14°F
4 AM
22°F
10%
6mph
SSW
Cloudy
Humidity
74%
Feels like
14°F
Dew Point
15°F
5 AM
22°F
10%
6mph
S
Cloudy
Humidity
75%
Feels like
14°F
Dew Point
16°F
6 AM
23°F
10%
7mph
SSW
Cloudy
Humidity
77%
Feels like
14°F
Dew Point
16°F
7 AM
23°F
10%
6mph
SSW
Cloudy
Humidity
78%
Feels like
15°F
Dew Point
17°F
7:12 AM
8 AM
23°F
10%
7mph
SW
Cloudy
Humidity
77%
Feels like
15°F
Dew Point
17°F
9 AM
24°F
10%
7mph
WSW
Cloudy
Humidity
75%
Feels like
16°F
Dew Point
17°F
10 AM
25°F
10%
7mph
W
Partly Cloudy
Humidity
71%
Feels like
18°F
Dew Point
17°F
11 AM
26°F
20%
7mph
WNW
Partly Cloudy
Humidity
68%
Feels like
18°F
Dew Point
16°F
12 PM
25°F
20%
6mph
NW
Mostly Sunny
Humidity
68%
Feels like
17°F
Dew Point
16°F
1 PM
24°F
30%
6mph
NW
30% Chance Snow Showers
Humidity
70%
Feels like
16°F
Dew Point
16°F
2 PM
23°F
40%
6mph
NNW
40% Chance Snow Showers
Humidity
71%
Feels like
15°F
Dew Point
15°F
3 PM
22°F
40%
6mph
N
40% Chance Snow Showers
Humidity
74%
Feels like
14°F
Dew Point
15°F
4 PM
20°F
40%
6mph
N
40% Chance Snow Showers
Humidity
77%
Feels like
12°F
Dew Point
14°F
4:56 PM
5 PM
20°F
40%
6mph
N
40% Chance Snow Showers
Humidity
78%
Feels like
11°F
Dew Point
14°F
6 PM
20°F
40%
6mph
N
40% Chance Snow Showers
Humidity
77%
Feels like
11°F
Dew Point
14°F
7 PM
19°F
40%
7mph
N
40% Chance Snow Showers
Humidity
74%
Feels like
10°F
Dew Point
12°F
8 PM
18°F
40%
7mph
N
40% Chance Snow Showers
Humidity
75%
Feels like
9°F
Dew Point
11°F

Snow Forecast through Sunday

Unrelenting Storm Track Brings Snow to Great Lakes & Northeast

A couple low pressure systems will produce additional snowfall across the Great Lakes, Upper Midwest, and Northeast this weekend into the upcoming week.

Weekend Weather Outlook

Weekend Weather Outlook

Weekly Drought Map for January 15, 2026

Active Weather Creates Mix of Improvements, Degradations to Drought Depiction

Vehicle driving in wintry conditions

Prepare Your Car for Cold Weather

(Image provided by NOAA)

Polar Vortex: What Is It?

People skating on a frozen pond on a clear day. (Image by Q K from Pixabay)

Safety Tips For Icy Surfaces

loading ad...

Today's National Outlook

Hurricane Tracker

Allergy Forecast

Snow & Ski Forecast

Traffic Cameras

Weather Cameras

Traffic Cameras

Weather Cameras

Outdoor Sports Guide