World Resorts USA Bethany Beach Weather

Bethany Beach Sea Temperature in October

Average sea water temperature in October:
+66.2°F
Minimum sea water temperature in October: 72.3°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 65.9°F. The highest and lowest sea temperatures during the month were 72.3°F and 59.9°F.

Monthly sea water temperature in Bethany Beach, °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 Bethany Beach

Sunniest months:
November 17 days
October 16 days
March 13 days
Warmest months:
July 80.2 °F
August 78.0 °F
June 74.3 °F
Warmest sea temp:
July 74.5 °F
August 74.4 °F
September 73.3 °F
Coldest months:
January 41.2 °F
February 43.7 °F
December 46.5 °F
Rainiest months:
August 3 days
December 3 days
July 3 days
Windiest months:
March 13.5 mph
January 12.9 mph
February 12.6 mph

Bethany Beach on a weather map

Bethany Beach
+36°F
SW 15 mph
Feels like: +25°F
Precip.: 0%
Places in USA:
Name
°F
+30°F
+75°F
+75°F
+41°F
+52°F
+70°F
+77°F
+70°F
+21°F
+54°F
+46°F
+61°F
+61°F
+45°F
+3°F
24 Hours Forecast
Bethany Beach
Local time: 03:41
December 05, friday
0600
36°F
SW
9 mph
0900
36°F
SW
6 mph
1200
37°F
SW
6 mph
1500
39°F
S
9 mph
1800
43°F
S
7 mph
2100
41°F
SW
6 mph
December 06, saturday
0000
41°F
S
9 mph
0300
41°F
S
12 mph
Units of measurement: °C / °F