Average sea water temperature in September:
+63.8°F
| Minimum sea water temperature in September: | 71.8°F |
| Maximum sea water temperature in September: | 32.0°F |
Daily sea water temperature in September, °F
Show year:
2025
2024
2023
The average sea water temperature in September of 2025 was 65.6°F. The highest and lowest sea temperatures during the month were 68.4°F and 61.7°F.
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| Yosemite |
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Monthly sea water temperature in Yosemite, °F
Which USA resorts have warmest sea in September?
| Place name | September 2025 | September 2024 |
|---|---|---|
| Key West | 86.9°F | 87.4°F |
| Islamorada | 86.7°F | 87.3°F |
| Key Largo | 86.6°F | 87.1°F |
| Fort Lauderdale | 86.4°F | 86.4°F |
| Everglades | 86.2°F | 87.0°F |
| Miami Beach | 86.1°F | 86.3°F |
| Naples | 86.1°F | 87.2°F |
| Marco Island | 86.0°F | 87.2°F |
| South Padre Island | 86.0°F | 85.8°F |
| Corpus Christi | 85.8°F | 84.7°F |
| Miami | 85.8°F | 86.0°F |
| Cape Coral | 85.2°F | 86.5°F |
| Houston | 84.9°F | 83.4°F |
| Siesta Key | 84.9°F | 86.8°F |
| Sarasota | 84.8°F | 86.7°F |
| Cocoa Beach | 84.6°F | 85.2°F |
| Tampa | 84.3°F | 86.0°F |
| New Orleans | 84.3°F | 82.9°F |
| Mobile | 84.0°F | 83.5°F |
| Clearwater Beach | 84.0°F | 86.2°F |
Best time for vacation in Yosemite
Yosemite on a weather map
Places in USA:
Name
°F
24 Hours Forecast
Yosemite
Local time: 01:17
December 05, friday
0300
37°F
W
7 mph
7 mph
0600
37°F
SW
7 mph
7 mph
0900
39°F
SW
6 mph
6 mph
1200
50°F
E
2 mph
2 mph
1500
52°F
E
3 mph
3 mph
1800
48°F
SW
4 mph
4 mph
2100
48°F
W
6 mph
6 mph
December 06, saturday
0000
46°F
W
5 mph
5 mph
