Hourly Weather Forecast - Groton, MA

12 AM
35°F
80%
0mph
WSW
80% Chance of Light Rain
Humidity
90%
Feels like
35°F
Dew Point
32°F
1 AM
35°F
80%
0mph
W
80% Chance of Light Rain
Humidity
91%
Feels like
35°F
Dew Point
33°F
2 AM
35°F
90%
0mph
W
Rain Showers
Humidity
90%
Feels like
35°F
Dew Point
32°F
3 AM
35°F
90%
1mph
W
Rain Showers
Humidity
92%
Feels like
35°F
Dew Point
33°F
4 AM
35°F
70%
1mph
W
70% Chance Rain Showers
Humidity
93%
Feels like
35°F
Dew Point
33°F
5 AM
34°F
50%
1mph
W
50% Chance Rain Showers
Humidity
92%
Feels like
34°F
Dew Point
32°F
6 AM
34°F
30%
1mph
W
30% Chance Rain Showers
Humidity
90%
Feels like
34°F
Dew Point
31°F
6:17 AM
7 AM
35°F
20%
1mph
WNW
Partly Cloudy
Humidity
88%
Feels like
35°F
Dew Point
32°F
8 AM
38°F
10%
1mph
NW
Partly Cloudy
Humidity
85%
Feels like
38°F
Dew Point
34°F
9 AM
41°F
10%
1mph
NW
Partly Cloudy
Humidity
78%
Feels like
41°F
Dew Point
35°F
10 AM
44°F
0%
1mph
NNW
Partly Cloudy
Humidity
73%
Feels like
44°F
Dew Point
35°F
11 AM
46°F
0%
1mph
NW
Mostly Sunny
Humidity
67%
Feels like
46°F
Dew Point
36°F
12 PM
48°F
0%
0mph
SW
Mostly Sunny
Humidity
60%
Feels like
48°F
Dew Point
35°F
1 PM
49°F
0%
0mph
S
Sunny
Humidity
57%
Feels like
49°F
Dew Point
35°F
2 PM
50°F
0%
1mph
S
Sunny
Humidity
56%
Feels like
50°F
Dew Point
35°F
3 PM
50°F
0%
1mph
S
Sunny
Humidity
58%
Feels like
50°F
Dew Point
36°F
4 PM
48°F
0%
2mph
S
Sunny
Humidity
61%
Feels like
48°F
Dew Point
35°F
5 PM
45°F
0%
1mph
S
Sunny
Humidity
65%
Feels like
45°F
Dew Point
34°F
5:39 PM
6 PM
41°F
10%
1mph
S
Clear
Humidity
69%
Feels like
41°F
Dew Point
32°F
7 PM
39°F
20%
1mph
SSW
Clear
Humidity
75%
Feels like
39°F
Dew Point
32°F
8 PM
38°F
30%
1mph
SSW
30% Chance Rain Showers
Humidity
78%
Feels like
38°F
Dew Point
31°F
9 PM
37°F
40%
1mph
SW
40% Chance Rain Showers
Humidity
79%
Feels like
37°F
Dew Point
31°F
10 PM
36°F
50%
1mph
SW
50% Chance Rain Showers
Humidity
82%
Feels like
36°F
Dew Point
31°F
11 PM
35°F
50%
1mph
SW
50% Chance Rain Showers
Humidity
83%
Feels like
35°F
Dew Point
30°F

Snow and Ice Accumulations through Tuesday AM

Wintry Disturbance Bisects U.S. Mid-Latitudes

A wintry disturbance will bring icing and light snow from the central Plains today through the Northeast on Tuesday.

Today's Weather Outlook

Monday's Weather Outlook

Weekly Drought Map for February 26, 2026

Widespread Drought Degradation For South, Southeast; Mixed Results Elsewhere

Debris flies through the air as howling winds accompanied by a line of storms approach the old Tarrant County Courthouse in downtown Fort Worth, Texas, on March 2, 2023. (Tom Fox/The Dallas Morning News via AP)

Lightning Season Rapidly Approaching: Best Safety Practices

Rocky Mountain National Park at day in December. (NPS Natural Resources/Wikimedia Commons)

Snowmelt and Flooding

U.S. Route 52 near St. Donatus between Bellevue and Dubuque, Iowa. (Tony Webster from Portland, Oregon)

Winter Weather Driving Safety Tips

loading ad...

Today's National Outlook

Hurricane Tracker

Allergy Forecast

Traffic Cameras

Weather Cameras

Traffic Cameras

Weather Cameras

Outdoor Sports Guide