Hourly Weather Forecast - Lemont, PA

12 AM
33°F
10%
8mph
SSW
Mostly Cloudy
Humidity
60%
Feels like
27°F
Dew Point
21°F
1 AM
34°F
10%
8mph
SW
Mostly Cloudy
Humidity
59%
Feels like
28°F
Dew Point
22°F
2 AM
35°F
10%
9mph
SW
Mostly Cloudy
Humidity
60%
Feels like
29°F
Dew Point
23°F
3 AM
37°F
10%
9mph
WSW
Mostly Cloudy
Humidity
60%
Feels like
30°F
Dew Point
24°F
4 AM
37°F
10%
10mph
WSW
Mostly Cloudy
Humidity
61%
Feels like
30°F
Dew Point
25°F
5 AM
37°F
10%
11mph
WSW
Partly Cloudy
Humidity
64%
Feels like
29°F
Dew Point
26°F
6 AM
35°F
10%
11mph
W
Partly Cloudy
Humidity
68%
Feels like
28°F
Dew Point
26°F
7 AM
35°F
10%
11mph
W
Mostly Clear
Humidity
70%
Feels like
26°F
Dew Point
26°F
7:32 AM
8 AM
34°F
10%
12mph
W
Mostly Sunny
Humidity
68%
Feels like
26°F
Dew Point
25°F
9 AM
35°F
10%
13mph
W
Partly Cloudy
Humidity
63%
Feels like
26°F
Dew Point
24°F
10 AM
36°F
10%
13mph
W
Partly Cloudy
Humidity
58%
Feels like
27°F
Dew Point
22°F
11 AM
36°F
0%
14mph
W
Mostly Sunny
Humidity
56%
Feels like
28°F
Dew Point
22°F
12 PM
37°F
0%
14mph
W
Mostly Sunny
Humidity
54%
Feels like
28°F
Dew Point
22°F
1 PM
37°F
0%
14mph
W
Sunny
Humidity
52%
Feels like
28°F
Dew Point
21°F
2 PM
36°F
0%
14mph
WNW
Sunny
Humidity
52%
Feels like
28°F
Dew Point
20°F
3 PM
35°F
0%
13mph
WNW
Sunny
Humidity
54%
Feels like
26°F
Dew Point
20°F
4 PM
33°F
0%
13mph
WNW
Sunny
Humidity
56%
Feels like
23°F
Dew Point
19°F
4:46 PM
5 PM
31°F
0%
11mph
WNW
Clear
Humidity
59%
Feels like
22°F
Dew Point
18°F
6 PM
29°F
0%
10mph
WNW
Mostly Clear
Humidity
62%
Feels like
20°F
Dew Point
18°F
7 PM
28°F
0%
9mph
WNW
Mostly Clear
Humidity
64%
Feels like
19°F
Dew Point
17°F
8 PM
27°F
0%
8mph
NW
Mostly Clear
Humidity
67%
Feels like
18°F
Dew Point
17°F
9 PM
26°F
0%
8mph
NW
Partly Cloudy
Humidity
67%
Feels like
17°F
Dew Point
16°F
10 PM
25°F
10%
7mph
NW
Partly Cloudy
Humidity
67%
Feels like
17°F
Dew Point
16°F
11 PM
24°F
10%
7mph
NW
Partly Cloudy
Humidity
66%
Feels like
16°F
Dew Point
15°F

Rainfall and Snowfall Totals Through Wednesday

Heavy Rain, Snow, and Winds Wallop Northwest

The atmospheric river this week continues to hit the Pacific Northwest with heavy rain, snow, and high winds.

Wednesday's Weather Outlook

Wednesday'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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