Measurements:
°C
°F
CURRENT WEATHER
08:23
Block Island
32°F
SE 6 mph
Feels like: 26°F
Precip: 0%
World Resorts USA Block Island Weather

7 Day Weather Forecast

02.21
sat
DAY
36°F
SW 3 mph
precip
0%
NIGHT
32°F
W 15 mph
precip
0%
02.22
sun
DAY
32°F
W 21 mph
precip
0%
NIGHT
32°F
SW 42 mph
precip
0%
02.23
mon
DAY
32°F
S 50 mph
precip
100%
NIGHT
26°F
SE 22 mph
precip
0%
02.24
tue
DAY
28°F
SE 14 mph
precip
0%
NIGHT
26°F
E 16 mph
precip
0%
02.25
wed
DAY
36°F
N 12 mph
precip
0%
NIGHT
36°F
NE 17 mph
precip
65%
02.26
thu
DAY
40°F
NE 12 mph
precip
100%
NIGHT
38°F
NW 7 mph
precip
100%
02.27
fri
DAY
36°F
SW 23 mph
precip
100%
NIGHT
32°F
S 23 mph
precip
100%

Block Island Sea Water Temperature in February, °F

Select Year: 2026 2025 2024

The average sea surface temperature in February 2026 for Block Island was 2.5°F. The maximum and minimum values were 2.0°F and 3.4°F respectively.

Block Island on the Weather Map

Best Time to Visit Block Island
The most sunny months:
November 16 days
September 14 days
December 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 36.1 °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