Hourly Weather Forecast - Lemont, PA

12 AM
26°F
10%
6mph
SSW
Cloudy
Humidity
61%
Feels like
19°F
Dew Point
14°F
1 AM
26°F
10%
6mph
SSW
Cloudy
Humidity
62%
Feels like
18°F
Dew Point
14°F
2 AM
25°F
10%
7mph
SSW
Cloudy
Humidity
65%
Feels like
18°F
Dew Point
15°F
3 AM
26°F
10%
7mph
SSW
Cloudy
Humidity
69%
Feels like
18°F
Dew Point
17°F
4 AM
26°F
10%
7mph
SSW
Cloudy
Humidity
73%
Feels like
18°F
Dew Point
19°F
5 AM
27°F
10%
8mph
SSW
Cloudy
Humidity
75%
Feels like
19°F
Dew Point
20°F
6 AM
29°F
10%
8mph
SSW
Mostly Cloudy
Humidity
78%
Feels like
21°F
Dew Point
22°F
7 AM
31°F
10%
9mph
SSW
Mostly Cloudy
Humidity
78%
Feels like
23°F
Dew Point
24°F
7:29 AM
8 AM
33°F
10%
10mph
SW
Mostly Cloudy
Humidity
77%
Feels like
25°F
Dew Point
27°F
9 AM
36°F
20%
11mph
WSW
Mostly Cloudy
Humidity
75%
Feels like
28°F
Dew Point
29°F
10 AM
38°F
20%
13mph
WSW
Mostly Cloudy
Humidity
70%
Feels like
30°F
Dew Point
29°F
11 AM
39°F
20%
14mph
WSW
Cloudy
Humidity
70%
Feels like
30°F
Dew Point
30°F
12 PM
39°F
20%
15mph
WSW
Cloudy
Humidity
73%
Feels like
31°F
Dew Point
31°F
1 PM
39°F
20%
15mph
W
Cloudy
Humidity
73%
Feels like
31°F
Dew Point
31°F
2 PM
39°F
20%
14mph
W
Cloudy
Humidity
74%
Feels like
30°F
Dew Point
31°F
3 PM
38°F
20%
13mph
W
Cloudy
Humidity
77%
Feels like
29°F
Dew Point
31°F
4 PM
36°F
20%
12mph
W
Mostly Cloudy
Humidity
79%
Feels like
28°F
Dew Point
30°F
4:45 PM
5 PM
35°F
20%
10mph
WNW
Partly Cloudy
Humidity
80%
Feels like
27°F
Dew Point
30°F
6 PM
34°F
20%
9mph
W
Partly Cloudy
Humidity
80%
Feels like
27°F
Dew Point
29°F
7 PM
33°F
20%
7mph
W
Partly Cloudy
Humidity
83%
Feels like
27°F
Dew Point
28°F
8 PM
32°F
20%
6mph
W
Partly Cloudy
Humidity
83%
Feels like
26°F
Dew Point
27°F
9 PM
30°F
20%
4mph
W
Partly Cloudy
Humidity
85%
Feels like
26°F
Dew Point
26°F
10 PM
29°F
20%
3mph
W
Partly Cloudy
Humidity
87%
Feels like
25°F
Dew Point
25°F
11 PM
27°F
20%
2mph
W
Partly Cloudy
Humidity
87%
Feels like
27°F
Dew Point
24°F

Rainfall Totals Through Wednesday A.M.

Heavy Rain Returns to Deluge Pacific Northwest

Another atmospheric river will hit the Pacific Northwest with heavy rain and high winds.

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 person standing in a snowy forest with their back to the camera. They are bundled up in a white hat and a brown jacket. (Image by StockSnap from Pixabay)

Common Cold Weather Illnesses

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

Cold Air Damming - Cause And Effects

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