World Resorts USA Fire Island Weather

Fire Island Sea Temperature in October

Average sea water temperature in October:
+65.0°F
Minimum sea water temperature in October: 78.1°F
Maximum sea water temperature in October: 57.2°F

Daily sea water temperature in October, °F

Show year:
2025
2024
2023

The average sea water temperature in October of 2025 was 65.5°F. The highest and lowest sea temperatures during the month were 71.6°F and 61.0°F.

Monthly sea water temperature in Fire Island, °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 Fire Island

Sunniest months:
November 16 days
September 15 days
October 14 days
Warmest months:
July 81.4 °F
August 79.7 °F
June 74.2 °F
Warmest sea temp:
July 76.8 °F
August 76.1 °F
September 72.2 °F
Coldest months:
January 37.9 °F
February 38.8 °F
December 43.3 °F
Rainiest months:
December 3 days
March 3 days
April 3 days
Windiest months:
March 11.9 mph
January 11.6 mph
November 11.5 mph

Fire Island on a weather map

Fire Island
+19°F
S 7 mph
Feels like: +12°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
Fire Island
Local time: 04:56
December 05, friday
0600
19°F
S
7 mph
0900
21°F
W
2 mph
1200
27°F
N
5 mph
1500
28°F
N
3 mph
1800
30°F
NW
2 mph
2100
30°F
NW
2 mph
December 06, saturday
0000
30°F
W
2 mph
0300
32°F
SW
3 mph
Units of measurement: °C / °F