Measurements:
°C
°F
CURRENT WEATHER
13:07
Block Island
56°F
NW 9 mph
Feels like: 54°F
Precip: 69%
World Resorts USA Block Island Weather

14 Day Weather Forecast

05.14
thu
DAY
56°F
NW 9 mph
precip
69%
NIGHT
52°F
NE 4 mph
precip
0%
05.15
fri
DAY
54°F
SW 1 mph
precip
100%
NIGHT
52°F
S 7 mph
precip
69%
05.16
sat
DAY
54°F
NE 14 mph
precip
0%
NIGHT
56°F
NE 19 mph
precip
0%
05.17
sun
DAY
60°F
NE 11 mph
precip
0%
NIGHT
60°F
E 8 mph
precip
0%
05.18
mon
DAY
56°F
W 11 mph
precip
0%
NIGHT
56°F
N 6 mph
precip
0%
05.19
tue
DAY
58°F
NE 11 mph
precip
0%
NIGHT
60°F
NE 20 mph
precip
0%
05.20
wed
DAY
60°F
NE 17 mph
precip
0%
NIGHT
60°F
SE 8 mph
precip
0%
05.21
thu
DAY
60°F
E 9 mph
precip
0%
NIGHT
56°F
E 7 mph
precip
0%
05.22
fri
DAY
52°F
W 17 mph
precip
100%
NIGHT
52°F
SW 20 mph
precip
29%
05.23
sat
DAY
50°F
SW 19 mph
precip
66%
NIGHT
48°F
S 30 mph
precip
100%
05.24
sun
DAY
54°F
SW 25 mph
precip
0%
NIGHT
52°F
NW 7 mph
precip
0%
05.25
mon
DAY
56°F
NE 6 mph
precip
0%
NIGHT
58°F
E 15 mph
precip
0%
05.26
tue
DAY
60°F
E 12 mph
precip
0%
NIGHT
60°F
E 7 mph
precip
0%
05.27
wed
DAY
62°F
NE 16 mph
precip
21%
NIGHT
60°F
NE 7 mph
precip
100%

Block Island Sea Water Temperature in May, °F

Select Year: 2025 2024 2023

The average sea surface temperature in May 2025 for Block Island was 52.2°F. The maximum and minimum values were 45.8°F and 56.0°F respectively.

Block Island on the Weather Map

Best Time to Visit Block Island
The most sunny months:
November 16 days
September 14 days
October 14 days
The most warm months:
July 77.2 °F
August 76.1 °F
September 70.9 °F
Warmest sea temperature:
August 72.3 °F
July 70.7 °F
September 70.3 °F
The most cold months:
January 35.4 °F
February 35.4 °F
December 41.7 °F
The most rainy months:
October 4 days
January 3 days
March 3 days
The most windy months:
December 16 mph
January 16 mph
November 16 mph
more details
USA Resorts:
NAME
F°
Boston +62
Chicago +56
Hawaii +76
Honolulu +76
Houston +94
Las Vegas +88
Los Angeles +66
Maui +70
Miami +94
Miami Beach +90
New York +68
San Diego +66
San Francisco +62
Sarasota +94
Tampa +94
all resorts
24 Hours Weather Forecast
Block Island
Local time: 13:07
14 may, thursday
1500 58°F
NE
8 mph
1800 58°F
SE
6 mph
2100 52°F
E
4 mph
15 may, friday
0000 52°F
NE
4 mph
0300 52°F
E
2 mph
0600 52°F
SW
4 mph
0900 52°F
S
7 mph
1200 54°F
SW
1 mph