Measurements:
°C
°F
Block Island
88°F
E 14 mph
Feels like: 94°F
Precip: 5%
World Resorts USA Block Island Weather

14 Day Weather Forecast

07.15
wed
DAY
88°F
E 16 mph
precip
5%
NIGHT
72°F
S 8 mph
precip
9%
07.16
thu
DAY
76°F
E 16 mph
precip
6%
NIGHT
76°F
S 9 mph
precip
5%
07.17
fri
DAY
76°F
NE 6 mph
precip
3%
NIGHT
74°F
NE 11 mph
precip
9%
07.18
sat
DAY
72°F
NE 15 mph
precip
18%
NIGHT
74°F
NE 22 mph
precip
34%
07.19
sun
DAY
78°F
E 25 mph
precip
8%
NIGHT
70°F
SE 15 mph
precip
4%
07.20
mon
DAY
72°F
NE 8 mph
precip
4%
NIGHT
74°F
N 13 mph
precip
10%
07.21
tue
DAY
74°F
NE 21 mph
precip
46%
NIGHT
68°F
SE 19 mph
precip
7%
07.22
wed
DAY
72°F
SE 10 mph
precip
2%
NIGHT
70°F
N 9 mph
precip
7%
07.23
thu
DAY
70°F
W 6 mph
precip
5%
NIGHT
70°F
W 6 mph
precip
7%
07.24
fri
DAY
70°F
NW 4 mph
precip
5%
NIGHT
72°F
NE 17 mph
precip
24%
07.25
sat
DAY
74°F
NE 26 mph
precip
53%
NIGHT
66°F
SE 18 mph
precip
5%
07.26
sun
DAY
66°F
E 14 mph
precip
4%
NIGHT
68°F
SE 13 mph
precip
4%
07.27
mon
DAY
70°F
NE 14 mph
precip
5%
NIGHT
72°F
NE 14 mph
precip
12%
07.28
tue
DAY
72°F
NW 6 mph
precip
6%
NIGHT
74°F
NE 12 mph
precip
11%

Block Island Sea Water Temperature in July, °F

Select Year: 2026 2025 2024

The average sea surface temperature in July 2026 for Block Island was 68.9°F. The maximum and minimum values were 67.2°F and 70.2°F respectively.

Block Island on the Weather Map

Best Time to Visit Block Island
The most sunny months:
November 16 days
September 14 days
June 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
USA Resorts:
NAME
Boston +94
Chicago +88
Hawaii +80
Houston +90
Las Vegas +120
Los Angeles +106
Maui +76
Miami +100
Myrtle Beach +96
New York +114
San Diego +96
San Francisco +76
Santa Monica +84
Sarasota +102
Tampa +100
24 Hours Weather Forecast
Block Island
Local time: 14:29
15 jul, wednesday
1500 88°F
E
14 mph
1800 86°F
SE
12 mph
2100 76°F
SE
13 mph
16 jul, thursday
0000 72°F
S
8 mph
0300 74°F
NE
3 mph
0600 74°F
E
9 mph
0900 76°F
E
9 mph
1200 76°F
E
16 mph