World Resorts USA Fort Walton Beach Weather

Fort Walton Beach Sea Temperature in September

Average sea water temperature in September:
+84.3°F
Minimum sea water temperature in September: 88.0°F
Maximum sea water temperature in September: 79.9°F

Daily sea water temperature in September, °F

Show year:
2026
2025
2024

The average sea water temperature in September of 2026 was 86.2°F. The highest and lowest sea temperatures during the month were 86.9°F and 85.1°F.

Monthly sea water temperature in Fort Walton Beach, °F

Which USA resorts have warmest sea in September?

Place name September 2026 September 2025
Key West 88.3°F 86.9°F
Naples 87.6°F 86.1°F
Siesta Key 87.5°F 84.9°F
Sarasota 87.5°F 84.8°F
Houston 87.2°F 84.9°F
Cape Coral 87.2°F 85.2°F
Corpus Christi 87.1°F 85.8°F
Tampa 86.9°F 84.3°F
West Palm Beach 86.8°F 86.2°F
Clearwater Beach 86.8°F 84.0°F
New Orleans 86.7°F 84.3°F
Fort Lauderdale 86.7°F 86.4°F
Miami Beach 86.4°F 86.1°F
Pensacola Beach 86.3°F 83.9°F
Orange Beach 86.3°F 84.0°F
Panama City Beach 86.2°F 83.4°F
Pensacola 86.2°F 83.9°F
Fort Walton Beach 86.2°F 83.3°F
Destin 86.1°F 83.1°F
Santa Rosa Beach 86.0°F 83.4°F

Best time for vacation in Fort Walton Beach

Sunniest months:
October 21 days
November 16 days
September 15 days
Warmest months:
July 88.5 °F
August 88.0 °F
June 86.4 °F
Warmest sea temp:
August 86.2 °F
July 85.4 °F
September 84.3 °F
Coldest months:
January 58.2 °F
December 62.0 °F
February 62.9 °F
Rainiest months:
July 6 days
March 3 days
August 3 days
Windiest months:
January 10.0 mph
February 9.5 mph
March 9.5 mph

Fort Walton Beach on a weather map

Fort Walton Beach
+90°F
SW 6 mph
Feels like: +93°F
Precip.: 11%
Places in USA:
Name
°F
+61°F
+61°F
+79°F
+68°F
+70°F
+82°F
+63°F
+59°F
+72°F
+59°F
+68°F
+86°F
+90°F
+57°F
24 Hours Forecast
Fort Walton Beach
Local time: 12:20
September 22, tuesday
1500
91°F
SW
6 mph
1800
82°F
N
6 mph
2100
81°F
N
1 mph
September 23, wednesday
0000
79°F
N
2 mph
0300
77°F
SE
3 mph
0600
75°F
S
4 mph
0900
82°F
SW
6 mph
1200
91°F
SW
6 mph
Units of measurement: °C / °F