World Resorts USA Block Island Weather

Block Island Sea Temperature in December

Average sea water temperature in December:
+50.4°F
Minimum sea water temperature in December: 55.0°F
Maximum sea water temperature in December: 45.1°F

Daily sea water temperature in December, °F

Show year:
2024
2023
2022
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15
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41
44
47
50
53
56
59

The average sea water temperature in December of 2024 was 49.5°F. The highest and lowest sea temperatures during the month were 54.1°F and 45.9°F.

Monthly sea water temperature in Block Island, °F

jan
feb
mar
apr
may
jun
jul
aug
sep
oct
nov
dec
0
12
24
36
48
60
72
84
50.4
57.9
63.4
68.4
70.3
68.6
60.3
51.1
44.8
41.7
41.3
44.7

Which USA resorts have warmest sea in December?

Place name December 2024 December 2023
West Palm Beach 78.4°F 79.0°F
Kailua Kona 78.3°F 79.1°F
Honolulu 78.3°F 77.9°F
Hawaii 78.3°F 77.8°F
Maui 77.8°F 77.6°F
Fort Lauderdale 77.6°F 78.2°F
Oahu 77.2°F 76.9°F
Kauai 76.0°F 77.9°F
Miami Beach 75.9°F 76.6°F
Miami 73.0°F 74.5°F
Key West 72.6°F 74.9°F
South Padre Island 71.9°F 67.9°F
Everglades 69.7°F 73.5°F
Marco Island 68.0°F 70.0°F
Cape Coral 67.8°F 68.9°F
Naples 67.7°F 69.8°F
Mustang Island 67.5°F 64.8°F
Pensacola Beach 66.7°F 64.3°F
Cocoa Beach 66.6°F 68.1°F
Destin 66.5°F 64.8°F

Best time for vacation in Block Island

Sunniest months:
November 15 days
June 14 days
September 14 days
Warmest months:
July 75.0 °F
August 74.2 °F
September 68.7 °F
Warmest sea temp:
August 70.3 °F
July 68.6 °F
September 68.4 °F
Coldest months:
January 37.4 °F
February 37.4 °F
March 42.7 °F
Rainiest months:
October 4 days
January 3 days
November 3 days
Windiest months:
January 15.6 mph
March 15.4 mph
December 15.3 mph

Block Island on a weather map

Leaflet | Tiles © Esri
Places in USA:
Name
°F
+55°F
+59°F
+73°F
+73°F
+48°F
+52°F
+75°F
+59°F
+75°F
+54°F
+48°F
+68°F
+68°F
+72°F
+52°F
24 Hours Forecast
Block Island
Local time: 07:35
April 28, monday
0900
52°F
SE
10 mph
1200
57°F
NE
7 mph
1500
59°F
NE
9 mph
1800
59°F
NE
14 mph
2100
54°F
E
15 mph
April 29, tuesday
0000
54°F
E
14 mph
0300
52°F
E
10 mph
0600
52°F
E
11 mph
Units of measurement: °C / °F