Measurements:
°C
°F
Siesta Key
56°F
W 6 mph
Feels like: 54°F
Precip: 0%
World Resorts USA Siesta Key Weather

Siesta Key Sea Water Temperature

Current Sea Water Temperature:
+73.2°F
Maximum Sea Water Temperature in November: 84.2°F
Minimum Sea Water Temperature in November: 70.8°F
Average water temperature in November: 77.0°F

Sea Water Temperature for the Last 10 Days:

November 24 73.2°F November 19 78.4°F
November 23 75.6°F November 18 79.6°F
November 22 77.8°F November 17 80.0°F
November 21 78.6°F November 16 80.6°F
November 20 78.8°F November 15 81.4°F

When is the Warmest Sea for Siesta Key?

According to our data for the last three years for Siesta Key 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: 2024 2023 2022

The average sea surface temperature in August 2024 for Siesta Key was 91.4°F. The maximum and minimum values were 89.6°F and 92.6°F respectively.

Sea Water Temperature in July

Select Year: 2024 2023 2022

The average sea surface temperature in July 2024 for Siesta Key was 92.1°F. The maximum and minimum values were 90.6°F and 93.0°F respectively.

Sea Water Temperature in September

Select Year: 2024 2023 2022

The average sea surface temperature in September 2024 for Siesta Key was 90.9°F. The maximum and minimum values were 88.6°F and 92.2°F respectively.

Best Time to Visit Siesta Key
The most sunny months:
March 21 days
May 19 days
April 18 days
The most warm months:
July 92.2 °F
August 92.2 °F
June 90.2 °F
Warmest sea temperature:
August 91.6 °F
July 91.2 °F
September 90.0 °F
The most cold months:
January 69.4 °F
December 72.5 °F
February 73.4 °F
The most rainy months:
June 6 days
July 4 days
September 4 days
The most windy months:
November 11 mph
April 10 mph
January 10 mph

Siesta Key on the Weather Map

USA Resorts:
NAME
Boston +42
Chicago +36
Hawaii +72
Honolulu +72
Houston +66
Las Vegas +50
Los Angeles +58
Maui +68
Miami +68
New York +42
San Diego +60
San Francisco +52
Sarasota +54
Tampa +52
Washington +44
24 Hours Weather Forecast
Siesta Key
Local time: 07:16
24 nov, sunday
0900 56°F
W
6 mph
1200 68°F
W
4 mph
1500 74°F
NE
3 mph
1800 76°F
SE
8 mph
2100 70°F
S
6 mph
25 nov, monday
0000 66°F
SW
7 mph
0300 62°F
W
7 mph
0600 60°F
W
7 mph