29.12
mon
mon
Day
46°F
NE 17 mph
Precip.
0%
0%
Night
32°F
E 27 mph
Precip.
0%
0%
30.12
tue
tue
Day
32°F
E 25 mph
Precip.
0%
0%
Night
30°F
E 22 mph
Precip.
0%
0%
31.12
wed
wed
Day
34°F
E 20 mph
Precip.
0%
0%
Night
34°F
E 16 mph
Precip.
0%
0%
01.01
thu
thu
Day
27°F
E 10 mph
Precip.
0%
0%
Night
23°F
E 7 mph
Precip.
0%
0%
02.01
fri
fri
Day
27°F
E 7 mph
Precip.
63%
63%
Night
25°F
E 9 mph
Precip.
44%
44%
03.01
sat
sat
Day
27°F
E 11 mph
Precip.
0%
0%
Night
25°F
E 10 mph
Precip.
0%
0%
04.01
sun
sun
Day
23°F
SE 14 mph
Precip.
0%
0%
Night
14°F
S 11 mph
Precip.
0%
0%
sea water
temperature
temperature
| Westerly |
monthly
weather
weather
| Westerly |
current
weather
weather
| Westerly |
14 days
forecast
forecast
| Westerly |
Sea water temperature in December, °F
Show year:
2025
2024
2023
The average sea water temperature in December of 2025 was 46.8°F. The highest and lowest sea temperatures during the month were 50.7°F and 43.2°F.
Sea water temperature in January, °F
Show year:
2025
2024
2023
The average sea water temperature in January of 2025 was 42.0°F. The highest and lowest sea temperatures during the month were 45.7°F and 38.8°F.
Air temperature in Westerly, °F
Precipitation total in Westerly, in.
* Charts above show average data for the last 3 years.
Best time for vacation in Westerly
Westerly on a weather map
Places in USA:
Name
°F
24 Hours Forecast
Westerly
Local time: 09:43
December 29, monday
1200
46°F
NE
17 mph
17 mph
1500
48°F
NE
16 mph
16 mph
1800
45°F
E
24 mph
24 mph
2100
39°F
E
26 mph
26 mph
December 30, tuesday
0000
32°F
E
27 mph
27 mph
0300
30°F
E
25 mph
25 mph
0600
30°F
E
25 mph
25 mph
0900
30°F
E
23 mph
23 mph
