Hourly Weather Forecast - Cos Cob, CT

12 AM
30°F
0%
11mph
W
Partly Cloudy
Humidity
61%
Feels like
21°F
Dew Point
18°F
1 AM
29°F
0%
11mph
W
Partly Cloudy
Humidity
61%
Feels like
20°F
Dew Point
18°F
2 AM
29°F
0%
10mph
W
Partly Cloudy
Humidity
59%
Feels like
20°F
Dew Point
17°F
3 AM
29°F
0%
9mph
W
Mostly Clear
Humidity
57%
Feels like
21°F
Dew Point
16°F
4 AM
30°F
0%
9mph
W
Clear
Humidity
55%
Feels like
21°F
Dew Point
15°F
5 AM
30°F
0%
8mph
WNW
Clear
Humidity
54%
Feels like
22°F
Dew Point
15°F
6 AM
30°F
0%
7mph
W
Clear
Humidity
54%
Feels like
23°F
Dew Point
15°F
7 AM
31°F
0%
6mph
W
Clear
Humidity
53%
Feels like
24°F
Dew Point
16°F
7:15 AM
8 AM
31°F
0%
6mph
W
Sunny
Humidity
52%
Feels like
26°F
Dew Point
16°F
9 AM
33°F
0%
6mph
W
Mostly Sunny
Humidity
50%
Feels like
27°F
Dew Point
16°F
10 AM
33°F
0%
6mph
W
Partly Cloudy
Humidity
51%
Feels like
28°F
Dew Point
17°F
11 AM
35°F
0%
5mph
W
Partly Cloudy
Humidity
49%
Feels like
30°F
Dew Point
18°F
12 PM
36°F
0%
4mph
W
Partly Cloudy
Humidity
48%
Feels like
33°F
Dew Point
19°F
1 PM
38°F
0%
3mph
W
Partly Cloudy
Humidity
48%
Feels like
35°F
Dew Point
20°F
2 PM
38°F
0%
3mph
WSW
Partly Cloudy
Humidity
48%
Feels like
35°F
Dew Point
20°F
3 PM
37°F
0%
4mph
SW
Partly Cloudy
Humidity
52%
Feels like
34°F
Dew Point
21°F
4 PM
36°F
0%
4mph
SW
Partly Cloudy
Humidity
56%
Feels like
33°F
Dew Point
22°F
4:28 PM
5 PM
35°F
0%
4mph
SSW
Partly Cloudy
Humidity
59%
Feels like
31°F
Dew Point
22°F
6 PM
34°F
0%
4mph
SSW
Mostly Cloudy
Humidity
61%
Feels like
31°F
Dew Point
22°F
7 PM
34°F
0%
4mph
SSW
Cloudy
Humidity
64%
Feels like
30°F
Dew Point
23°F
8 PM
34°F
0%
5mph
SSW
Cloudy
Humidity
67%
Feels like
29°F
Dew Point
24°F
9 PM
34°F
0%
5mph
SSW
Cloudy
Humidity
70%
Feels like
29°F
Dew Point
25°F
10 PM
34°F
0%
6mph
SSW
Cloudy
Humidity
72%
Feels like
28°F
Dew Point
26°F
11 PM
34°F
0%
6mph
SSW
Cloudy
Humidity
73%
Feels like
28°F
Dew Point
26°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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