Hourly Weather Forecast - Groton, NY

12 AM
19°F
10%
15mph
W
Mostly Cloudy
Humidity
74%
Feels like
5°F
Dew Point
12°F
1 AM
19°F
10%
15mph
W
Mostly Cloudy
Humidity
75%
Feels like
5°F
Dew Point
12°F
2 AM
18°F
10%
14mph
W
Cloudy
Humidity
77%
Feels like
4°F
Dew Point
12°F
3 AM
18°F
10%
14mph
WNW
Cloudy
Humidity
79%
Feels like
4°F
Dew Point
12°F
4 AM
17°F
10%
13mph
W
Cloudy
Humidity
80%
Feels like
3°F
Dew Point
12°F
5 AM
17°F
10%
12mph
W
Mostly Cloudy
Humidity
80%
Feels like
3°F
Dew Point
11°F
6 AM
17°F
10%
11mph
W
Mostly Cloudy
Humidity
80%
Feels like
4°F
Dew Point
12°F
7 AM
17°F
10%
10mph
W
Mostly Cloudy
Humidity
79%
Feels like
5°F
Dew Point
12°F
7:26 AM
8 AM
19°F
10%
10mph
W
Mostly Cloudy
Humidity
76%
Feels like
7°F
Dew Point
12°F
9 AM
20°F
10%
10mph
W
Partly Cloudy
Humidity
73%
Feels like
9°F
Dew Point
13°F
10 AM
22°F
10%
10mph
W
Partly Cloudy
Humidity
70%
Feels like
11°F
Dew Point
13°F
11 AM
23°F
10%
10mph
W
Partly Cloudy
Humidity
67%
Feels like
13°F
Dew Point
14°F
12 PM
24°F
10%
10mph
W
Partly Cloudy
Humidity
64%
Feels like
14°F
Dew Point
14°F
1 PM
25°F
10%
10mph
W
Partly Cloudy
Humidity
63%
Feels like
15°F
Dew Point
14°F
2 PM
25°F
10%
9mph
W
Partly Cloudy
Humidity
63%
Feels like
16°F
Dew Point
14°F
3 PM
24°F
10%
7mph
W
Partly Cloudy
Humidity
64%
Feels like
16°F
Dew Point
14°F
4 PM
23°F
10%
6mph
W
Partly Cloudy
Humidity
68%
Feels like
16°F
Dew Point
14°F
4:32 PM
5 PM
22°F
10%
5mph
WSW
Mostly Clear
Humidity
73%
Feels like
15°F
Dew Point
15°F
6 PM
20°F
10%
5mph
WSW
Partly Cloudy
Humidity
80%
Feels like
13°F
Dew Point
15°F
7 PM
19°F
10%
5mph
SW
Partly Cloudy
Humidity
86%
Feels like
12°F
Dew Point
15°F
8 PM
18°F
10%
5mph
SSW
Mostly Cloudy
Humidity
90%
Feels like
11°F
Dew Point
15°F
9 PM
17°F
10%
5mph
SSW
Cloudy
Humidity
91%
Feels like
10°F
Dew Point
15°F
10 PM
17°F
10%
5mph
SSW
Cloudy
Humidity
91%
Feels like
9°F
Dew Point
15°F
11 PM
16°F
10%
5mph
SSW
Cloudy
Humidity
91%
Feels like
8°F
Dew Point
14°F

Snow and ice forecast through Thursday A.M.

Snow Barrels Across the Northern U.S.

Low pressure will produce a swath of snow from Minnesota to Maine into Thursday.

Rainfall Forecast for Northwest through Thursday

Heavy Rain, Flooding Soaks The Northwest

Wednesday's Weather Outlook

Wednesday's Weather Outlook

Weekly Drought Map for December 4, 2025

Active Week of Weather Leads to Mixed Drought Results

A strong cold-air-damming event from March 20, 2018.

Cold Air Damming - Cause And Effects

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

Safety Tips For Icy Surfaces

Today's National Outlook

Hurricane Tracker

Allergy Forecast

Snow & Ski Forecast

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Weather Cameras

Traffic Cameras

Weather Cameras

Outdoor Sports Guide