Hourly Weather Forecast - Sudbury, MA

12 AM
31°F
0%
15mph
W
Mostly Clear
Humidity
57%
Feels like
21°F
Dew Point
18°F
1 AM
30°F
0%
15mph
W
Mostly Clear
Humidity
56%
Feels like
19°F
Dew Point
16°F
2 AM
29°F
0%
14mph
W
Mostly Clear
Humidity
56%
Feels like
18°F
Dew Point
15°F
3 AM
27°F
0%
13mph
W
Mostly Clear
Humidity
56%
Feels like
16°F
Dew Point
14°F
4 AM
26°F
0%
13mph
W
Mostly Clear
Humidity
56%
Feels like
15°F
Dew Point
13°F
5 AM
26°F
0%
12mph
W
Mostly Clear
Humidity
57%
Feels like
14°F
Dew Point
13°F
6 AM
26°F
0%
12mph
W
Clear
Humidity
57%
Feels like
15°F
Dew Point
13°F
7 AM
26°F
0%
11mph
W
Clear
Humidity
56%
Feels like
16°F
Dew Point
13°F
7:11 AM
8 AM
28°F
0%
11mph
W
Sunny
Humidity
54%
Feels like
18°F
Dew Point
14°F
9 AM
30°F
0%
10mph
W
Sunny
Humidity
52%
Feels like
21°F
Dew Point
14°F
10 AM
31°F
0%
9mph
W
Sunny
Humidity
51%
Feels like
24°F
Dew Point
15°F
11 AM
33°F
0%
8mph
W
Mostly Sunny
Humidity
49%
Feels like
26°F
Dew Point
16°F
12 PM
35°F
0%
7mph
W
Partly Cloudy
Humidity
49%
Feels like
28°F
Dew Point
17°F
1 PM
35°F
0%
7mph
W
Partly Cloudy
Humidity
49%
Feels like
30°F
Dew Point
18°F
2 PM
35°F
0%
6mph
W
Mostly Cloudy
Humidity
49%
Feels like
30°F
Dew Point
19°F
3 PM
35°F
10%
5mph
WSW
Cloudy
Humidity
52%
Feels like
30°F
Dew Point
19°F
4 PM
34°F
10%
4mph
WSW
Cloudy
Humidity
55%
Feels like
30°F
Dew Point
19°F
4:15 PM
5 PM
33°F
10%
4mph
SW
Mostly Cloudy
Humidity
58%
Feels like
29°F
Dew Point
20°F
6 PM
31°F
10%
4mph
SSW
Partly Cloudy
Humidity
62%
Feels like
27°F
Dew Point
20°F
7 PM
31°F
10%
5mph
SSW
Partly Cloudy
Humidity
66%
Feels like
26°F
Dew Point
21°F
8 PM
30°F
10%
5mph
SSW
Partly Cloudy
Humidity
69%
Feels like
24°F
Dew Point
21°F
9 PM
31°F
10%
6mph
SSW
Partly Cloudy
Humidity
71%
Feels like
24°F
Dew Point
22°F
10 PM
31°F
10%
7mph
SSW
Mostly Cloudy
Humidity
71%
Feels like
25°F
Dew Point
23°F
11 PM
33°F
10%
9mph
SSW
Mostly Cloudy
Humidity
71%
Feels like
25°F
Dew Point
24°F

Rainfall and Snowfall Totals Through Thursday

Pineapple Express Slams Northwestern U.S.

The atmospheric river this week will keep buffeting the Pacific Northwest with heavy rain, snow, and high winds.

Wednesday's Weather Outlook

Today's Weather Outlook

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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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