World Resorts USA Charlestown Weather

Charlestown Sea Temperature in October

Average sea water temperature in October:
+63.3°F
Minimum sea water temperature in October: 68.4°F
Maximum sea water temperature in October: 59.9°F

Daily sea water temperature in October, °F

Show year:
2025
2024
2023

The average sea water temperature in October of 2025 was 64.4°F. The highest and lowest sea temperatures during the month were 68.4°F and 59.9°F.

Monthly sea water temperature in Charlestown, °F

Which USA resorts have warmest sea in October?

Place name October 2025 October 2024
South Padre Island 84.0°F 82.4°F
Key West 83.8°F 82.9°F
Fort Lauderdale 83.5°F 83.0°F
Miami Beach 83.4°F 83.4°F
Islamorada 83.1°F 82.9°F
Key Largo 83.0°F 83.1°F
Miami 82.7°F 82.9°F
Everglades 82.5°F 82.6°F
Corpus Christi 82.2°F 80.6°F
Marco Island 82.0°F 81.9°F
Naples 81.9°F 81.6°F
Princeville 81.3°F 79.2°F
Kauai 81.3°F 79.2°F
Cape Coral 81.1°F 81.2°F
Kailua Kona 80.9°F 80.6°F
Honolulu 80.7°F 80.6°F
Hawaii 80.6°F 80.5°F
Siesta Key 80.4°F 80.7°F
Houston 80.4°F 78.8°F
Sarasota 80.2°F 80.5°F

Best time for vacation in Charlestown

Sunniest months:
November 17 days
September 14 days
October 14 days
Warmest months:
July 76.7 °F
August 75.5 °F
September 69.9 °F
Warmest sea temp:
August 70.8 °F
July 69.6 °F
September 68.5 °F
Coldest months:
January 37.1 °F
February 37.6 °F
December 42.5 °F
Rainiest months:
October 4 days
November 3 days
January 3 days
Windiest months:
March 13.0 mph
January 12.9 mph
November 12.6 mph

Charlestown on a weather map

Charlestown
+19°F
S 10 mph
Feels like: +7°F
Precip.: 0%
Places in USA:
Name
°F
+28°F
+75°F
+75°F
+39°F
+50°F
+66°F
+77°F
+68°F
+19°F
+52°F
+46°F
+63°F
+61°F
+45°F
+3°F
24 Hours Forecast
Charlestown
Local time: 04:53
December 05, friday
0600
19°F
S
10 mph
0900
21°F
S
8 mph
1200
27°F
NE
2 mph
1500
32°F
NE
7 mph
1800
34°F
NE
6 mph
2100
36°F
NE
6 mph
December 06, saturday
0000
37°F
N
7 mph
0300
39°F
NW
7 mph
Units of measurement: °C / °F