Hourly Weather Forecast - Lemont, IL

12 AM
38°F
10%
7mph
S
Mostly Cloudy
Humidity
85%
Feels like
32°F
Dew Point
34°F
1 AM
38°F
10%
7mph
SSW
Partly Cloudy
Humidity
88%
Feels like
33°F
Dew Point
35°F
2 AM
38°F
10%
6mph
SSW
Partly Cloudy
Humidity
91%
Feels like
33°F
Dew Point
36°F
3 AM
38°F
10%
6mph
SSW
Partly Cloudy
Humidity
92%
Feels like
33°F
Dew Point
36°F
4 AM
38°F
10%
6mph
SSW
Partly Cloudy
Humidity
95%
Feels like
33°F
Dew Point
36°F
5 AM
38°F
10%
5mph
SSW
Cloudy
Humidity
97%
Feels like
33°F
Dew Point
37°F
6 AM
38°F
10%
5mph
SW
Cloudy
Humidity
98%
Feels like
34°F
Dew Point
37°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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