Hourly Weather Forecast - South Yarmouth, MA

12 AM
24°F
0%
7mph
W
Clear
Humidity
54%
Feels like
16°F
Dew Point
10°F
1 AM
24°F
0%
7mph
W
Clear
Humidity
55%
Feels like
15°F
Dew Point
10°F
2 AM
24°F
0%
7mph
W
Clear
Humidity
56%
Feels like
15°F
Dew Point
10°F
3 AM
23°F
0%
7mph
W
Mostly Clear
Humidity
58%
Feels like
15°F
Dew Point
11°F
4 AM
23°F
0%
7mph
W
Mostly Clear
Humidity
59%
Feels like
15°F
Dew Point
11°F
5 AM
23°F
0%
7mph
W
Mostly Clear
Humidity
56%
Feels like
14°F
Dew Point
10°F
6 AM
23°F
0%
7mph
W
Clear
Humidity
58%
Feels like
15°F
Dew Point
10°F
6:58 AM
7 AM
24°F
0%
7mph
W
Sunny
Humidity
57%
Feels like
16°F
Dew Point
11°F
8 AM
26°F
0%
7mph
W
Sunny
Humidity
59%
Feels like
18°F
Dew Point
13°F
9 AM
28°F
0%
6mph
W
Sunny
Humidity
58%
Feels like
21°F
Dew Point
15°F
10 AM
29°F
0%
6mph
W
Sunny
Humidity
55%
Feels like
23°F
Dew Point
15°F
11 AM
30°F
0%
6mph
W
Sunny
Humidity
53%
Feels like
24°F
Dew Point
15°F
12 PM
31°F
0%
6mph
W
Sunny
Humidity
52%
Feels like
26°F
Dew Point
16°F
1 PM
32°F
0%
5mph
W
Sunny
Humidity
53%
Feels like
27°F
Dew Point
17°F
2 PM
32°F
0%
5mph
W
Sunny
Humidity
54%
Feels like
27°F
Dew Point
17°F
3 PM
31°F
0%
5mph
W
Sunny
Humidity
52%
Feels like
27°F
Dew Point
16°F
4 PM
31°F
0%
5mph
W
Sunny
Humidity
54%
Feels like
26°F
Dew Point
16°F
4:10 PM
5 PM
30°F
0%
4mph
W
Clear
Humidity
55%
Feels like
25°F
Dew Point
16°F
6 PM
29°F
0%
4mph
W
Clear
Humidity
56%
Feels like
25°F
Dew Point
15°F
7 PM
29°F
0%
4mph
W
Clear
Humidity
58%
Feels like
25°F
Dew Point
16°F
8 PM
29°F
0%
4mph
W
Clear
Humidity
60%
Feels like
24°F
Dew Point
17°F
9 PM
28°F
0%
4mph
W
Clear
Humidity
63%
Feels like
24°F
Dew Point
17°F
10 PM
28°F
0%
4mph
W
Clear
Humidity
64%
Feels like
24°F
Dew Point
18°F
11 PM
27°F
10%
3mph
W
Clear
Humidity
66%
Feels like
24°F
Dew Point
17°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

Traffic Cameras

Weather Cameras

Traffic Cameras

Weather Cameras

Outdoor Sports Guide