Hourly Weather Forecast - Cornwall, CT

12 AM
26°F
0%
12mph
W
Partly Cloudy
Humidity
65%
Feels like
15°F
Dew Point
16°F
1 AM
26°F
0%
12mph
WNW
Partly Cloudy
Humidity
62%
Feels like
15°F
Dew Point
14°F
2 AM
25°F
0%
12mph
WNW
Partly Cloudy
Humidity
61%
Feels like
14°F
Dew Point
14°F
3 AM
25°F
0%
12mph
WNW
Partly Cloudy
Humidity
61%
Feels like
14°F
Dew Point
14°F
4 AM
25°F
0%
11mph
WNW
Partly Cloudy
Humidity
62%
Feels like
14°F
Dew Point
14°F
5 AM
24°F
0%
11mph
WNW
Mostly Clear
Humidity
63%
Feels like
14°F
Dew Point
14°F
6 AM
23°F
0%
9mph
WNW
Mostly Clear
Humidity
65%
Feels like
14°F
Dew Point
14°F
7 AM
23°F
0%
8mph
WNW
Clear
Humidity
66%
Feels like
14°F
Dew Point
14°F
7:16 AM
8 AM
24°F
0%
7mph
WNW
Sunny
Humidity
65%
Feels like
16°F
Dew Point
14°F
9 AM
26°F
10%
7mph
WNW
Mostly Sunny
Humidity
62%
Feels like
18°F
Dew Point
15°F
10 AM
28°F
10%
6mph
W
Partly Cloudy
Humidity
59%
Feels like
20°F
Dew Point
15°F
11 AM
29°F
10%
6mph
W
Partly Cloudy
Humidity
56%
Feels like
22°F
Dew Point
16°F
12 PM
31°F
10%
6mph
W
Mostly Cloudy
Humidity
54%
Feels like
24°F
Dew Point
16°F
1 PM
31°F
10%
6mph
W
Cloudy
Humidity
53%
Feels like
25°F
Dew Point
16°F
2 PM
32°F
10%
6mph
WSW
Mostly Cloudy
Humidity
53%
Feels like
27°F
Dew Point
17°F
3 PM
32°F
10%
5mph
SW
Partly Cloudy
Humidity
54%
Feels like
27°F
Dew Point
17°F
4 PM
32°F
10%
5mph
SSW
Partly Cloudy
Humidity
56%
Feels like
27°F
Dew Point
18°F
4:24 PM
5 PM
31°F
10%
5mph
SSW
Partly Cloudy
Humidity
60%
Feels like
26°F
Dew Point
19°F
6 PM
30°F
10%
5mph
SSW
Mostly Cloudy
Humidity
63%
Feels like
24°F
Dew Point
19°F
7 PM
29°F
10%
5mph
SSW
Cloudy
Humidity
66%
Feels like
24°F
Dew Point
19°F
8 PM
29°F
10%
6mph
SSW
Cloudy
Humidity
67%
Feels like
23°F
Dew Point
20°F
9 PM
29°F
10%
6mph
SSW
Cloudy
Humidity
67%
Feels like
23°F
Dew Point
20°F
10 PM
30°F
10%
7mph
SSW
Cloudy
Humidity
67%
Feels like
23°F
Dew Point
20°F
11 PM
31°F
10%
6mph
SSW
Cloudy
Humidity
68%
Feels like
24°F
Dew Point
21°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.

Tuesday'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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