Hourly Weather Forecast - Greenwich, CT

12 AM
33°F
10%
8mph
SSW
Cloudy
Humidity
75%
Feels like
27°F
Dew Point
26°F
1 AM
34°F
20%
8mph
SSW
Cloudy
Humidity
74%
Feels like
27°F
Dew Point
27°F
2 AM
34°F
20%
8mph
SW
Cloudy
Humidity
73%
Feels like
28°F
Dew Point
27°F
3 AM
35°F
20%
8mph
SW
Cloudy
Humidity
71%
Feels like
29°F
Dew Point
27°F
4 AM
35°F
10%
7mph
SW
Cloudy
Humidity
70%
Feels like
29°F
Dew Point
27°F
5 AM
36°F
10%
7mph
SW
Cloudy
Humidity
69%
Feels like
30°F
Dew Point
27°F
6 AM
36°F
10%
7mph
WSW
Cloudy
Humidity
69%
Feels like
31°F
Dew Point
27°F
7 AM
37°F
10%
7mph
WSW
Cloudy
Humidity
71%
Feels like
31°F
Dew Point
28°F
7:16 AM
8 AM
37°F
0%
7mph
WSW
Cloudy
Humidity
71%
Feels like
32°F
Dew Point
29°F
9 AM
39°F
0%
7mph
WSW
Mostly Cloudy
Humidity
69%
Feels like
33°F
Dew Point
30°F
10 AM
41°F
0%
8mph
WSW
Mostly Cloudy
Humidity
68%
Feels like
35°F
Dew Point
31°F
11 AM
43°F
10%
9mph
WSW
Partly Cloudy
Humidity
63%
Feels like
38°F
Dew Point
31°F
12 PM
44°F
10%
9mph
W
Partly Cloudy
Humidity
57%
Feels like
39°F
Dew Point
30°F
1 PM
45°F
10%
10mph
W
Partly Cloudy
Humidity
52%
Feels like
39°F
Dew Point
28°F
2 PM
44°F
10%
10mph
W
Mostly Sunny
Humidity
49%
Feels like
39°F
Dew Point
26°F
3 PM
43°F
10%
10mph
W
Mostly Sunny
Humidity
48%
Feels like
38°F
Dew Point
25°F
4 PM
42°F
0%
9mph
WNW
Sunny
Humidity
48%
Feels like
36°F
Dew Point
24°F
4:29 PM
5 PM
40°F
0%
9mph
WNW
Clear
Humidity
49%
Feels like
34°F
Dew Point
22°F
6 PM
38°F
0%
9mph
WNW
Clear
Humidity
50%
Feels like
32°F
Dew Point
21°F
7 PM
37°F
0%
8mph
WNW
Clear
Humidity
52%
Feels like
30°F
Dew Point
20°F
8 PM
35°F
0%
8mph
WNW
Clear
Humidity
54%
Feels like
29°F
Dew Point
20°F
9 PM
34°F
0%
7mph
WNW
Clear
Humidity
56%
Feels like
28°F
Dew Point
20°F
10 PM
33°F
0%
7mph
WNW
Clear
Humidity
57%
Feels like
27°F
Dew Point
20°F
11 PM
33°F
10%
6mph
WNW
Clear
Humidity
58%
Feels like
27°F
Dew Point
20°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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