Measurements:
°C
°F
Fort Walton Beach
60°F
NW 13 mph
Feels like: 60°F
Precip: 0%
World Resorts USA Fort Walton Beach Weather

Fort Walton Beach Sea Water Temperature

Current Sea Water Temperature:
+70.6°F
Maximum Sea Water Temperature in December: 73.2°F
Minimum Sea Water Temperature in December: 61.4°F
Average water temperature in December: 67.9°F

Sea Water Temperature for the Last 10 Days:

December 05 70.6°F November 30 72.4°F
December 04 70.4°F November 29 73.4°F
December 03 71.0°F November 28 73.8°F
December 02 71.0°F November 27 74.6°F
December 01 71.2°F November 26 74.6°F

When is the Warmest Sea for Fort Walton Beach?

According to our data for the last three years for Fort Walton Beach the highest average sea water temperature was in August, July and September.

Average Water Temperature by Month, °F

Sea Water Temperature in August

Select Year: 2025 2024 2023

The average sea surface temperature in August 2025 for Fort Walton Beach was 89.9°F. The maximum and minimum values were 87.8°F and 91.6°F respectively.

Sea Water Temperature in July

Select Year: 2025 2024 2023

The average sea surface temperature in July 2025 for Fort Walton Beach was 90.1°F. The maximum and minimum values were 88.6°F and 92.0°F respectively.

Sea Water Temperature in September

Select Year: 2025 2024 2023

The average sea surface temperature in September 2025 for Fort Walton Beach was 86.9°F. The maximum and minimum values were 86.0°F and 88.2°F respectively.

Best Time to Visit Fort Walton Beach
The most sunny months:
October 21 days
November 16 days
May 15 days
The most warm months:
July 92.0 °F
August 91.7 °F
June 90.2 °F
Warmest sea temperature:
August 90.3 °F
July 89.3 °F
September 87.8 °F
The most cold months:
January 58.9 °F
December 63.8 °F
February 64.2 °F
The most rainy months:
July 6 days
March 4 days
August 3 days
The most windy months:
January 10 mph
March 9 mph
February 9 mph

Fort Walton Beach on the Weather Map

USA Resorts:
NAME
Chicago -2
Hawaii +78
Honolulu +78
Houston +44
Las Vegas +40
Los Angeles +52
Maui +72
Miami +72
Miami Beach +80
New York +18
San Diego +54
San Francisco +46
Sarasota +62
Tampa +62
Washington +28
24 Hours Weather Forecast
Fort Walton Beach
Local time: 02:06
05 dec, friday
0300 60°F
NW
13 mph
0600 54°F
NE
5 mph
0900 52°F
SE
9 mph
1200 52°F
S
9 mph
1500 52°F
S
11 mph
1800 54°F
S
9 mph
2100 54°F
S
6 mph
06 dec, saturday
0000 52°F
SW
5 mph