Hourly Weather Forecast - Cos Cob, CT

12 AM
28°F
0%
9mph
WNW
Clear
Humidity
69%
Feels like
20°F
Dew Point
19°F
1 AM
28°F
0%
9mph
WNW
Clear
Humidity
68%
Feels like
20°F
Dew Point
19°F
2 AM
28°F
0%
8mph
WNW
Clear
Humidity
67%
Feels like
20°F
Dew Point
19°F
3 AM
28°F
0%
8mph
WNW
Clear
Humidity
66%
Feels like
20°F
Dew Point
18°F
4 AM
27°F
0%
8mph
WNW
Clear
Humidity
65%
Feels like
19°F
Dew Point
17°F
5 AM
27°F
0%
7mph
NW
Clear
Humidity
65%
Feels like
20°F
Dew Point
17°F
6 AM
26°F
0%
7mph
NW
Clear
Humidity
67%
Feels like
19°F
Dew Point
17°F
7 AM
26°F
0%
6mph
NW
Clear
Humidity
69%
Feels like
19°F
Dew Point
17°F
7:16 AM
8 AM
26°F
0%
6mph
NW
Sunny
Humidity
71%
Feels like
19°F
Dew Point
18°F
9 AM
27°F
0%
6mph
NW
Sunny
Humidity
66%
Feels like
21°F
Dew Point
17°F
10 AM
29°F
0%
6mph
NW
Sunny
Humidity
63%
Feels like
23°F
Dew Point
18°F
11 AM
30°F
0%
5mph
NW
Mostly Sunny
Humidity
58%
Feels like
25°F
Dew Point
17°F
12 PM
32°F
0%
5mph
NW
Mostly Sunny
Humidity
54%
Feels like
27°F
Dew Point
17°F
1 PM
34°F
0%
5mph
NW
Partly Cloudy
Humidity
50%
Feels like
29°F
Dew Point
17°F
2 PM
34°F
0%
5mph
NW
Partly Cloudy
Humidity
49%
Feels like
30°F
Dew Point
17°F
3 PM
34°F
0%
5mph
WNW
Partly Cloudy
Humidity
50%
Feels like
30°F
Dew Point
17°F
4 PM
33°F
0%
4mph
WNW
Mostly Cloudy
Humidity
52%
Feels like
29°F
Dew Point
17°F
4:29 PM
5 PM
32°F
0%
4mph
WNW
Mostly Cloudy
Humidity
54%
Feels like
28°F
Dew Point
17°F
6 PM
31°F
0%
4mph
W
Mostly Cloudy
Humidity
55%
Feels like
27°F
Dew Point
17°F
7 PM
31°F
0%
4mph
W
Mostly Cloudy
Humidity
55%
Feels like
27°F
Dew Point
17°F
8 PM
31°F
0%
4mph
W
Partly Cloudy
Humidity
56%
Feels like
27°F
Dew Point
17°F
9 PM
31°F
0%
4mph
W
Partly Cloudy
Humidity
56%
Feels like
26°F
Dew Point
17°F
10 PM
31°F
0%
4mph
W
Partly Cloudy
Humidity
56%
Feels like
26°F
Dew Point
17°F
11 PM
31°F
0%
5mph
W
Mostly Clear
Humidity
56%
Feels like
26°F
Dew Point
17°F

Forecast Peak Wind Gusts Today

Clipper System Blasts Central, Eastern U.S. With Winter Impacts

A clipper moving over the Great Lakes brings rain, snow, and high winds through the Atlantic Coastline.

Rainfall and Snowfall Totals Through Friday

Atmospheric River Symptoms Repeat in the Northwest

NOAA, NCDC

White Christmas? What Are The Odds

Friday's Weather Outlook

Friday's Weather Outlook

Friday's Weather Outlook

Weekend Weather Preview

Flu Update Valid For Week Ending December 6, 2025

Weekly Flu Update: Flu Exceeds Annual Baseline

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