Average sea water temperature in September:
+50.2°F
| Minimum sea water temperature in September: | 70.7°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 32.0°F. The highest and lowest sea temperatures during the month were 32.0°F and 32.0°F.
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| Lake Geneva |
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| Lake Geneva |
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| Lake Geneva |
14 days
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| Lake Geneva |
Monthly sea water temperature in Lake Geneva, °F
Which USA resorts have warmest sea in September?
| Place name | September 2025 | September 2024 |
|---|---|---|
| Key West | 86.9°F | 87.4°F |
| Fort Lauderdale | 86.4°F | 86.4°F |
| West Palm Beach | 86.2°F | 86.4°F |
| Miami Beach | 86.1°F | 86.3°F |
| Naples | 86.1°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 |
| Houston | 84.9°F | 83.4°F |
| Siesta Key | 84.9°F | 86.8°F |
| Sarasota | 84.8°F | 86.7°F |
| Tampa | 84.3°F | 86.0°F |
| New Orleans | 84.3°F | 82.9°F |
| St. Petersburg | 84.1°F | 86.1°F |
| Clearwater Beach | 84.0°F | 86.2°F |
| Pensacola | 83.9°F | 84.2°F |
| Panama City Beach | 83.4°F | 84.8°F |
| Destin | 83.1°F | 84.5°F |
| Orlando | 82.8°F | 83.6°F |
| Daytona Beach | 82.7°F | 83.2°F |
Best time for vacation in Lake Geneva
Lake Geneva on a weather map
Places in USA:
Name
°F
24 Hours Forecast
Lake Geneva
Local time: 11:43
July 21, tuesday
1200
82°F
SE
16 mph
16 mph
1500
84°F
SE
15 mph
15 mph
1800
75°F
S
13 mph
13 mph
2100
63°F
S
7 mph
7 mph
July 22, wednesday
0000
59°F
S
11 mph
11 mph
0300
50°F
S
7 mph
7 mph
0600
46°F
SE
7 mph
7 mph
0900
59°F
S
12 mph
12 mph
