Average sea water temperature in September:
+75.3°F
| Minimum sea water temperature in September: | 81.9°F |
| Maximum sea water temperature in September: | 67.5°F |
Daily sea water temperature in September, °F
Show year:
2025
2024
2023
The average sea water temperature in September of 2025 was 74.3°F. The highest and lowest sea temperatures during the month were 76.3°F and 71.8°F.
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Monthly sea water temperature in Baltimore, °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 |
| South Padre Island | 86.0°F | 85.8°F |
| Corpus Christi | 85.8°F | 84.7°F |
| Miami | 85.8°F | 86.0°F |
| Sanibel Island | 85.7°F | 87.0°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 Baltimore
Baltimore on a weather map
Places in USA:
Name
°F
24 Hours Forecast
Baltimore
Local time: 15:18
December 16, tuesday
1800
39°F
N
3 mph
3 mph
2100
34°F
N
5 mph
5 mph
December 17, wednesday
0000
34°F
N
4 mph
4 mph
0300
32°F
NE
6 mph
6 mph
0600
32°F
NE
5 mph
5 mph
0900
34°F
NE
6 mph
6 mph
1200
37°F
NE
7 mph
7 mph
1500
41°F
NE
6 mph
6 mph
