29.10
thu
thu
Day
59°F
NE 15 mph
Precip.
10%
10%
Night
61°F
NE 20 mph
Precip.
13%
13%
30.10
fri
fri
Day
63°F
E 11 mph
Precip.
7%
7%
Night
50°F
SE 18 mph
Precip.
15%
15%
31.10
sat
sat
Day
48°F
S 10 mph
Precip.
2%
2%
Night
48°F
S 6 mph
Precip.
13%
13%
01.11
sun
sun
Day
52°F
E 12 mph
Precip.
12%
12%
Night
55°F
E 14 mph
Precip.
4%
4%
02.11
mon
mon
Day
57°F
NE 19 mph
Precip.
8%
8%
Night
59°F
E 11 mph
Precip.
10%
10%
03.11
tue
tue
Day
57°F
W 9 mph
Precip.
17%
17%
Night
55°F
W 19 mph
Precip.
24%
24%
04.11
wed
wed
Day
54°F
W 17 mph
Precip.
12%
12%
Night
55°F
W 14 mph
Precip.
10%
10%
sea water
temperature
temperature
| Block Island |
monthly
weather
weather
| Block Island |
current
weather
weather
| Block Island |
14 days
forecast
forecast
| Block Island |
Sea water temperature in October, °F
Show year:
2026
2025
2024
The average sea water temperature in October of 2026 was 62.3°F. The highest and lowest sea temperatures during the month were 65.1°F and 59.4°F.
Sea water temperature in November, °F
Show year:
2025
2024
2023
The average sea water temperature in November of 2025 was 55.4°F. The highest and lowest sea temperatures during the month were 59.7°F and 51.8°F.
Air temperature in Block Island, °F
Precipitation total in Block Island, in.
* Charts above show average data for the last 3 years.
Best time for vacation in Block Island
Block Island on a weather map
Places in USA:
Name
°F
24 Hours Forecast
Block Island
Local time: 12:30
October 29, thursday
1500
59°F
NE
17 mph
17 mph
1800
59°F
NE
18 mph
18 mph
2100
59°F
NE
19 mph
19 mph
October 30, friday
0000
61°F
NE
20 mph
20 mph
0300
61°F
NE
20 mph
20 mph
0600
59°F
E
19 mph
19 mph
0900
59°F
E
17 mph
17 mph
1200
63°F
E
11 mph
11 mph
