25.05
mon
mon
Day
61°F
E 9 mph
Precip.
0%
0%
Night
59°F
E 6 mph
Precip.
0%
0%
26.05
tue
tue
Day
68°F
N 6 mph
Precip.
0%
0%
Night
55°F
NE 7 mph
Precip.
79%
79%
27.05
wed
wed
Day
68°F
NE 9 mph
Precip.
0%
0%
Night
61°F
SE 6 mph
Precip.
0%
0%
28.05
thu
thu
Day
68°F
SE 11 mph
Precip.
67%
67%
Night
54°F
SE 7 mph
Precip.
0%
0%
29.05
fri
fri
Day
63°F
NE 7 mph
Precip.
0%
0%
Night
48°F
SE 14 mph
Precip.
0%
0%
30.05
sat
sat
Day
52°F
SW 19 mph
Precip.
74%
74%
Night
46°F
SW 8 mph
Precip.
0%
0%
31.05
sun
sun
Day
59°F
N 4 mph
Precip.
0%
0%
Night
54°F
NE 13 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 May, °F
Show year:
2026
2025
2024
The average sea water temperature in May of 2026 was 49.5°F. The highest and lowest sea temperatures during the month were 54.9°F and 45.5°F.
Sea water temperature in June, °F
Show year:
2025
2024
2023
The average sea water temperature in June of 2025 was 60.3°F. The highest and lowest sea temperatures during the month were 65.7°F and 54.3°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: 22:40
May 26, tuesday
0000
59°F
E
6 mph
6 mph
0300
57°F
S
6 mph
6 mph
0600
57°F
S
6 mph
6 mph
0900
64°F
W
3 mph
3 mph
1200
68°F
N
6 mph
6 mph
1500
66°F
NE
7 mph
7 mph
1800
63°F
NE
7 mph
7 mph
2100
57°F
NE
7 mph
7 mph
