World Resorts USA Siesta Key Weather

Siesta Key Sea Temperature in June

Average sea water temperature in June:
+84.9°F
Minimum sea water temperature in June: 89.1°F
Maximum sea water temperature in June: 81.0°F

Daily sea water temperature in June, °F

Show year:
2026
2025
2024

The average sea water temperature in June of 2026 was 85.4°F. The highest and lowest sea temperatures during the month were 89.1°F and 82.2°F.

Monthly sea water temperature in Siesta Key, °F

Which USA resorts have warmest sea in June?

Place name June 2026 June 2025
Key West 86.9°F 85.5°F
Key Largo 86.2°F 85.2°F
Naples 86.1°F 85.9°F
Cape Coral 86.1°F 85.9°F
St. Petersburg 86.0°F 85.8°F
Clearwater Beach 85.9°F 85.7°F
Tampa 85.7°F 85.5°F
Sarasota 85.5°F 85.9°F
Siesta Key 85.4°F 85.8°F
Miami 85.4°F 85.5°F
Miami Beach 85.1°F 84.9°F
Fort Lauderdale 84.5°F 83.2°F
New Orleans 84.1°F 84.7°F
West Palm Beach 84.0°F 83.3°F
Corpus Christi 84.0°F 85.1°F
Houston 84.0°F 84.8°F
South Padre Island 83.5°F 83.2°F
St. George Island 83.5°F 84.6°F
Pensacola 83.1°F 84.6°F
Port St. Lucie 83.1°F 80.9°F

Best time for vacation in Siesta Key

Sunniest months:
March 21 days
May 19 days
April 18 days
Warmest months:
August 88.3 °F
July 88.3 °F
June 87.0 °F
Warmest sea temp:
August 87.5 °F
July 87.1 °F
September 85.8 °F
Coldest months:
January 66.9 °F
February 70.7 °F
December 70.9 °F
Rainiest months:
July 4 days
June 4 days
September 3 days
Windiest months:
November 10.5 mph
January 10.4 mph
October 10.4 mph

Siesta Key on a weather map

Siesta Key
+75°F
W 7 mph
Feels like: +81°F
Precip.: 14%
Places in USA:
Name
°F
+55°F
+64°F
+79°F
+77°F
+70°F
+81°F
+63°F
+63°F
+68°F
+59°F
+68°F
+73°F
+79°F
+63°F
24 Hours Forecast
Siesta Key
Local time: 06:11
September 19, saturday
0900
77°F
W
7 mph
1200
84°F
W
5 mph
1500
88°F
E
4 mph
1800
84°F
E
7 mph
2100
84°F
E
4 mph
September 20, sunday
0000
81°F
W
8 mph
0300
79°F
W
7 mph
0600
77°F
W
7 mph
Units of measurement: °C / °F