Hourly Weather Forecast - South Grafton, MA

10 AM
16°F
0%
8mph
WNW
Sunny
Humidity
59%
Feels like
5°F
Dew Point
4°F
11 AM
18°F
0%
9mph
WNW
Sunny
Humidity
57%
Feels like
7°F
Dew Point
5°F
12 PM
19°F
0%
9mph
WNW
Mostly Sunny
Humidity
55%
Feels like
9°F
Dew Point
6°F
1 PM
20°F
0%
9mph
WNW
Partly Cloudy
Humidity
55%
Feels like
10°F
Dew Point
7°F
2 PM
21°F
0%
8mph
WNW
Partly Cloudy
Humidity
55%
Feels like
11°F
Dew Point
7°F
3 PM
20°F
0%
8mph
WNW
Mostly Cloudy
Humidity
56%
Feels like
11°F
Dew Point
7°F
4 PM
20°F
0%
7mph
WNW
Partly Cloudy
Humidity
57%
Feels like
11°F
Dew Point
7°F
4:15 PM
5 PM
20°F
0%
6mph
WNW
Mostly Cloudy
Humidity
60%
Feels like
12°F
Dew Point
8°F
6 PM
20°F
0%
5mph
W
Mostly Cloudy
Humidity
61%
Feels like
13°F
Dew Point
9°F
7 PM
21°F
0%
5mph
W
Partly Cloudy
Humidity
64%
Feels like
14°F
Dew Point
11°F
8 PM
21°F
0%
4mph
W
Mostly Cloudy
Humidity
67%
Feels like
15°F
Dew Point
12°F
9 PM
21°F
0%
4mph
WSW
Partly Cloudy
Humidity
68%
Feels like
16°F
Dew Point
12°F
10 PM
21°F
0%
4mph
WSW
Partly Cloudy
Humidity
70%
Feels like
16°F
Dew Point
13°F
11 PM
21°F
0%
4mph
WSW
Partly Cloudy
Humidity
73%
Feels like
16°F
Dew Point
13°F

Rainfall Totals Through Wednesday A.M.

Heavy Rain Returns to Deluge Pacific Northwest

Another atmospheric river will hit the Pacific Northwest with heavy rain and high winds.

Monday's Weather Outlook

Today'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

loading ad...

Today's National Outlook

Hurricane Tracker

Allergy Forecast

Snow & Ski Forecast

Traffic Cameras

Weather Cameras

Traffic Cameras

Weather Cameras

Outdoor Sports Guide