Hourly Weather Forecast - South Grafton, MA

12 AM
26°F
0%
6mph
SW
Partly Cloudy
Humidity
69%
Feels like
18°F
Dew Point
17°F
1 AM
26°F
0%
7mph
SW
Partly Cloudy
Humidity
68%
Feels like
18°F
Dew Point
17°F
2 AM
26°F
0%
7mph
SW
Partly Cloudy
Humidity
66%
Feels like
18°F
Dew Point
16°F
3 AM
26°F
0%
8mph
SW
Mostly Clear
Humidity
65%
Feels like
18°F
Dew Point
16°F
4 AM
26°F
0%
9mph
SW
Mostly Clear
Humidity
64%
Feels like
18°F
Dew Point
16°F
5 AM
27°F
0%
9mph
SW
Mostly Clear
Humidity
63%
Feels like
18°F
Dew Point
16°F
6 AM
28°F
0%
9mph
SW
Mostly Clear
Humidity
62%
Feels like
19°F
Dew Point
17°F
7 AM
29°F
0%
9mph
SW
Partly Cloudy
Humidity
63%
Feels like
21°F
Dew Point
18°F
7:09 AM
8 AM
31°F
0%
9mph
SW
Mostly Sunny
Humidity
64%
Feels like
23°F
Dew Point
20°F
9 AM
34°F
0%
9mph
SW
Mostly Sunny
Humidity
62%
Feels like
27°F
Dew Point
22°F
10 AM
36°F
0%
9mph
SW
Mostly Sunny
Humidity
60%
Feels like
30°F
Dew Point
24°F
11 AM
38°F
0%
9mph
SW
Partly Cloudy
Humidity
60%
Feels like
32°F
Dew Point
26°F
12 PM
40°F
0%
9mph
SW
Partly Cloudy
Humidity
63%
Feels like
33°F
Dew Point
28°F
1 PM
40°F
0%
9mph
SW
Partly Cloudy
Humidity
65%
Feels like
35°F
Dew Point
30°F
2 PM
40°F
10%
9mph
WSW
Mostly Sunny
Humidity
69%
Feels like
35°F
Dew Point
31°F
3 PM
40°F
10%
9mph
WSW
Mostly Sunny
Humidity
70%
Feels like
34°F
Dew Point
31°F
4 PM
39°F
10%
8mph
WSW
Partly Cloudy
Humidity
73%
Feels like
33°F
Dew Point
31°F
4:16 PM
5 PM
38°F
0%
7mph
WSW
Mostly Clear
Humidity
76%
Feels like
32°F
Dew Point
31°F
6 PM
37°F
0%
7mph
W
Mostly Clear
Humidity
76%
Feels like
32°F
Dew Point
31°F
7 PM
37°F
0%
7mph
W
Mostly Clear
Humidity
75%
Feels like
31°F
Dew Point
30°F
8 PM
37°F
0%
8mph
W
Mostly Clear
Humidity
75%
Feels like
31°F
Dew Point
30°F
9 PM
37°F
0%
8mph
WNW
Mostly Clear
Humidity
73%
Feels like
30°F
Dew Point
29°F
10 PM
36°F
0%
8mph
WNW
Mostly Clear
Humidity
74%
Feels like
30°F
Dew Point
29°F
11 PM
36°F
0%
7mph
WNW
Clear
Humidity
75%
Feels like
30°F
Dew Point
29°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

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

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