Hourly Weather Forecast - Groton, CT

12 PM
38°F
10%
7mph
SSW
Mostly Cloudy
Humidity
76%
Feels like
32°F
Dew Point
31°F
1 PM
38°F
70%
8mph
SSW
70% Chance of Light Rain
Humidity
78%
Feels like
32°F
Dew Point
32°F
2 PM
38°F
70%
9mph
SW
70% Chance Frozen Mix
Humidity
79%
Feels like
32°F
Dew Point
32°F
3 PM
37°F
40%
9mph
SW
40% Chance Frozen Mix
Humidity
84%
Feels like
30°F
Dew Point
32°F
4 PM
35°F
40%
10mph
WSW
40% Chance Frozen Mix
Humidity
91%
Feels like
27°F
Dew Point
33°F
4:45 PM
5 PM
34°F
30%
11mph
WSW
30% Chance Frozen Mix
Humidity
98%
Feels like
25°F
Dew Point
33°F
6 PM
33°F
20%
11mph
WSW
Mostly Cloudy
Humidity
97%
Feels like
25°F
Dew Point
32°F
7 PM
33°F
10%
10mph
WSW
Partly Cloudy
Humidity
95%
Feels like
25°F
Dew Point
32°F
8 PM
33°F
10%
10mph
WSW
Mostly Cloudy
Humidity
95%
Feels like
25°F
Dew Point
31°F
9 PM
33°F
0%
9mph
WSW
Mostly Cloudy
Humidity
93%
Feels like
25°F
Dew Point
31°F
10 PM
32°F
0%
9mph
WSW
Mostly Cloudy
Humidity
92%
Feels like
25°F
Dew Point
30°F
11 PM
32°F
0%
8mph
WSW
Mostly Cloudy
Humidity
93%
Feels like
25°F
Dew Point
30°F

Snow Forecast through Sunday

Unrelenting Storm Track Brings Snow to Great Lakes & Northeast

A couple low pressure systems will produce additional snowfall across the Great Lakes, Upper Midwest, and Northeast this weekend into the upcoming week.

Weekend Weather Outlook

Weekend Weather Outlook

Weekly Drought Map for January 15, 2026

Active Weather Creates Mix of Improvements, Degradations to Drought Depiction

Vehicle driving in wintry conditions

Prepare Your Car for Cold Weather

(Image provided by NOAA)

Polar Vortex: What Is It?

People skating on a frozen pond on a clear day. (Image by Q K from Pixabay)

Safety Tips For Icy Surfaces

loading ad...

Today's National Outlook

Hurricane Tracker

Allergy Forecast

Snow & Ski Forecast

Traffic Cameras

Weather Cameras

Traffic Cameras

Weather Cameras

Outdoor Sports Guide