Average sea water temperature in October:
+80.5°F
| Minimum sea water temperature in October: | 86.9°F |
| Maximum sea water temperature in October: | 73.8°F |
Daily sea water temperature in October, °F
Show year:
2025
2024
2023
The average sea water temperature in October of 2025 was 80.4°F. The highest and lowest sea temperatures during the month were 84.6°F and 77.4°F.
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| Siesta Key |
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| Siesta Key |
Monthly sea water temperature in Siesta Key, °F
Which USA resorts have warmest sea in October?
| Place name | October 2025 | October 2024 |
|---|---|---|
| South Padre Island | 84.0°F | 82.4°F |
| Key West | 83.8°F | 82.9°F |
| Fort Lauderdale | 83.5°F | 83.0°F |
| Miami Beach | 83.4°F | 83.4°F |
| Islamorada | 83.1°F | 82.9°F |
| Key Largo | 83.0°F | 83.1°F |
| Miami | 82.7°F | 82.9°F |
| Everglades | 82.5°F | 82.6°F |
| Corpus Christi | 82.2°F | 80.6°F |
| Naples | 81.9°F | 81.6°F |
| Sanibel Island | 81.6°F | 81.3°F |
| Kauai | 81.3°F | 79.2°F |
| Cape Coral | 81.1°F | 81.2°F |
| Kailua Kona | 80.9°F | 80.6°F |
| Honolulu | 80.7°F | 80.6°F |
| Hawaii | 80.6°F | 80.5°F |
| Siesta Key | 80.4°F | 80.7°F |
| Houston | 80.4°F | 78.8°F |
| Sarasota | 80.2°F | 80.5°F |
| Maui | 79.8°F | 79.4°F |
Best time for vacation in Siesta Key
Siesta Key on a weather map
Places in USA:
Name
°F
24 Hours Forecast
Siesta Key
Local time: 15:26
December 16, tuesday
1800
75°F
SW
9 mph
9 mph
2100
70°F
W
14 mph
14 mph
December 17, wednesday
0000
66°F
W
12 mph
12 mph
0300
63°F
W
9 mph
9 mph
0600
61°F
W
8 mph
8 mph
0900
64°F
W
9 mph
9 mph
1200
70°F
W
10 mph
10 mph
1500
75°F
W
5 mph
5 mph
