World Resorts USA Montauk Weather

Montauk Sea Temperature in October

Average sea water temperature in October:
+63.9°F
Minimum sea water temperature in October: 69.3°F
Maximum sea water temperature in October: 60.1°F

Daily sea water temperature in October, °F

Show year:
2025
2024
2023

The average sea water temperature in October of 2025 was 64.7°F. The highest and lowest sea temperatures during the month were 69.3°F and 60.1°F.

Monthly sea water temperature in Montauk, °F

Which USA resorts have warmest sea in October?

Place name October 2025 October 2024
Key West 83.8°F 82.9°F
West Palm Beach 83.5°F 83.3°F
Fort Lauderdale 83.5°F 83.0°F
Miami Beach 83.4°F 83.4°F
Key Largo 83.0°F 83.1°F
Hialeah 82.9°F 83.0°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
Kauai 81.3°F 79.2°F
Cape Coral 81.1°F 81.2°F
Galveston 80.8°F 78.8°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
Maui 79.8°F 79.4°F

Best time for vacation in Montauk

Sunniest months:
November 16 days
October 14 days
December 14 days
Warmest months:
July 76.7 °F
August 75.5 °F
September 70.0 °F
Warmest sea temp:
August 70.2 °F
September 68.9 °F
July 68.4 °F
Coldest months:
January 36.6 °F
February 36.8 °F
December 41.9 °F
Rainiest months:
October 4 days
November 3 days
March 3 days
Windiest months:
December 14.3 mph
January 14.2 mph
March 13.6 mph

Montauk on a weather map

Montauk
+68°F
N 13 mph
Feels like: +68°F
Precip.: 1%
Places in USA:
Name
°F
+79°F
+79°F
+104°F
+77°F
+86°F
+84°F
+75°F
+75°F
+72°F
+63°F
+70°F
+91°F
+95°F
+88°F
+77°F
24 Hours Forecast
Montauk
Local time: 17:10
June 08, monday
1800
68°F
N
13 mph
2100
59°F
NE
14 mph
June 09, tuesday
0000
59°F
NE
13 mph
0300
61°F
E
14 mph
0600
61°F
E
15 mph
0900
63°F
E
15 mph
1200
64°F
NE
17 mph
1500
64°F
NE
21 mph
Units of measurement: °C / °F