Hourly Weather Forecast - Lemont, PA

12 AM
21°F
10%
13mph
WNW
Partly Cloudy
Humidity
62%
Feels like
9°F
Dew Point
10°F
1 AM
21°F
10%
13mph
WNW
Partly Cloudy
Humidity
61%
Feels like
9°F
Dew Point
10°F
2 AM
20°F
10%
12mph
WNW
Partly Cloudy
Humidity
63%
Feels like
8°F
Dew Point
10°F
3 AM
20°F
10%
11mph
WNW
Mostly Clear
Humidity
66%
Feels like
8°F
Dew Point
10°F
4 AM
19°F
10%
10mph
NW
Mostly Clear
Humidity
68%
Feels like
8°F
Dew Point
10°F
5 AM
18°F
10%
9mph
NW
Mostly Clear
Humidity
71%
Feels like
7°F
Dew Point
10°F
6 AM
18°F
0%
8mph
NW
Partly Cloudy
Humidity
72%
Feels like
8°F
Dew Point
11°F
7 AM
19°F
10%
7mph
NW
Partly Cloudy
Humidity
70%
Feels like
9°F
Dew Point
11°F
7:32 AM
8 AM
20°F
10%
7mph
NW
Mostly Sunny
Humidity
68%
Feels like
12°F
Dew Point
12°F
9 AM
23°F
10%
7mph
NW
Mostly Sunny
Humidity
64%
Feels like
15°F
Dew Point
13°F
10 AM
26°F
10%
7mph
WNW
Mostly Sunny
Humidity
57%
Feels like
18°F
Dew Point
13°F
11 AM
28°F
10%
7mph
WNW
Partly Cloudy
Humidity
53%
Feels like
21°F
Dew Point
13°F
12 PM
31°F
10%
7mph
WNW
Mostly Cloudy
Humidity
50%
Feels like
24°F
Dew Point
14°F
1 PM
32°F
10%
7mph
WNW
Cloudy
Humidity
48%
Feels like
26°F
Dew Point
15°F
2 PM
33°F
10%
6mph
WNW
Cloudy
Humidity
46%
Feels like
27°F
Dew Point
15°F
3 PM
33°F
10%
6mph
WNW
Cloudy
Humidity
48%
Feels like
27°F
Dew Point
15°F
4 PM
31°F
10%
5mph
WNW
Cloudy
Humidity
52%
Feels like
26°F
Dew Point
15°F
4:47 PM
5 PM
29°F
10%
4mph
WNW
Cloudy
Humidity
54%
Feels like
25°F
Dew Point
15°F
6 PM
28°F
10%
4mph
WNW
Cloudy
Humidity
57%
Feels like
24°F
Dew Point
15°F
7 PM
26°F
10%
4mph
W
Cloudy
Humidity
61%
Feels like
22°F
Dew Point
15°F
8 PM
25°F
10%
4mph
W
Cloudy
Humidity
69%
Feels like
20°F
Dew Point
17°F
9 PM
24°F
10%
4mph
W
Cloudy
Humidity
71%
Feels like
19°F
Dew Point
16°F
10 PM
24°F
10%
4mph
WSW
Mostly Cloudy
Humidity
72%
Feels like
19°F
Dew Point
16°F
11 PM
23°F
10%
4mph
SW
Cloudy
Humidity
72%
Feels like
18°F
Dew Point
16°F

Rainfall and Snowfall Totals Through Thursday

Pineapple Express Slams Northwestern U.S.

The atmospheric river this week will keep buffeting the Pacific Northwest with heavy rain, snow, and high winds.

Wednesday'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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