World Resorts USA Siesta Key Weather

Siesta Key Sea Temperature in June

Average sea water temperature in June:
+84.8°F
Minimum sea water temperature in June: 87.6°F
Maximum sea water temperature in June: 81.0°F

Daily sea water temperature in June, °F

Show year:
2025
2024
2023

The average sea water temperature in June of 2025 was 85.8°F. The highest and lowest sea temperatures during the month were 86.9°F and 83.8°F.

Monthly sea water temperature in Siesta Key, °F

Which USA resorts have warmest sea in June?

Place name June 2025 June 2024
Everglades 86.1°F 86.0°F
Marco Island 85.9°F 86.2°F
Naples 85.9°F 85.9°F
Cape Coral 85.9°F 85.7°F
Sarasota 85.9°F 85.8°F
Siesta Key 85.8°F 85.7°F
Clearwater Beach 85.7°F 86.3°F
Key West 85.5°F 85.9°F
Miami 85.5°F 84.8°F
Tampa 85.5°F 85.9°F
Islamorada 85.3°F 86.0°F
Key Largo 85.2°F 85.6°F
Corpus Christi 85.1°F 86.6°F
Miami Beach 84.9°F 84.6°F
Houston 84.8°F 85.2°F
New Orleans 84.7°F 84.9°F
Pensacola 84.6°F 84.0°F
Miramar Beach 84.4°F 83.6°F
Destin 84.4°F 83.5°F
Panama City Beach 84.3°F 84.0°F

Best time for vacation in Siesta Key

Sunniest months:
March 20 days
May 18 days
April 17 days
Warmest months:
July 88.1 °F
August 88.0 °F
June 86.3 °F
Warmest sea temp:
August 87.6 °F
July 87.1 °F
September 85.8 °F
Coldest months:
January 66.6 °F
December 70.1 °F
February 71.0 °F
Rainiest months:
June 5 days
July 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
+64°F
W 4 mph
Feels like: +64°F
Precip.: 0%
Places in USA:
Name
°F
+30°F
+75°F
+75°F
+45°F
+55°F
+70°F
+77°F
+70°F
+23°F
+57°F
+48°F
+63°F
+63°F
+46°F
+5°F
24 Hours Forecast
Siesta Key
Local time: 00:58
December 05, friday
0300
63°F
W
6 mph
0600
63°F
NW
7 mph
0900
66°F
N
7 mph
1200
70°F
N
12 mph
1500
72°F
N
11 mph
1800
72°F
N
7 mph
2100
72°F
N
7 mph
December 06, saturday
0000
72°F
NE
6 mph
Units of measurement: °C / °F