World Resorts USA Block Island Weather

Block Island Sea Temperature in February

Average sea water temperature in February:
+40.6°F
Minimum sea water temperature in February: 44.2°F
Maximum sea water temperature in February: 35.4°F

Daily sea water temperature in February, °F

Show year:
2026
2025
2024

The average sea water temperature in February of 2026 was 36.4°F. The highest and lowest sea temperatures during the month were 38.1°F and 35.4°F.

Monthly sea water temperature in Block Island, °F

Which USA resorts have warmest sea in February?

Place name February 2026 February 2025
Honolulu 76.5°F 76.9°F
Hawaii 76.4°F 76.8°F
Kauai 76.1°F 74.2°F
Maui 76.0°F 76.4°F
Oahu 74.8°F 75.7°F
West Palm Beach 74.2°F 75.9°F
Fort Lauderdale 73.3°F 75.8°F
Miami Beach 71.9°F 75.8°F
Key Largo 69.8°F 76.1°F
Key West 69.2°F 74.6°F
Miami 69.0°F 75.3°F
Port St. Lucie 68.3°F 72.6°F
South Padre Island 65.7°F 66.8°F
Corpus Christi 64.4°F 63.8°F
Cape Coral 64.2°F 71.7°F
Cocoa Beach 63.7°F 68.6°F
Naples 62.7°F 70.9°F
Tampa 62.2°F 68.2°F
San Diego 62.0°F 57.7°F
Santa Catalina Island 61.9°F 57.6°F

Best time for vacation in Block Island

Sunniest months:
November 16 days
June 14 days
October 14 days
Warmest months:
July 74.8 °F
August 74.2 °F
September 69.0 °F
Warmest sea temp:
August 70.1 °F
July 68.4 °F
September 68.3 °F
Coldest months:
January 36.8 °F
February 36.9 °F
December 42.5 °F
Rainiest months:
October 4 days
January 3 days
March 3 days
Windiest months:
December 16.1 mph
January 16.0 mph
November 15.7 mph

Block Island on a weather map

Block Island
+63°F
S 16 mph
Feels like: +63°F
Precip.: 40%
Places in USA:
Name
°F
+57°F
+70°F
+79°F
+73°F
+79°F
+86°F
+64°F
+59°F
+73°F
+61°F
+75°F
+86°F
+93°F
+66°F
24 Hours Forecast
Block Island
Local time: 14:34
September 28, monday
1500
63°F
S
16 mph
1800
59°F
S
22 mph
2100
57°F
S
20 mph
September 29, tuesday
0000
55°F
SE
17 mph
0300
55°F
SE
13 mph
0600
57°F
SE
11 mph
0900
57°F
SE
9 mph
1200
63°F
E
9 mph
Units of measurement: °C / °F