Average sea water temperature in September:
+67.0°F
| Minimum sea water temperature in September: | 71.8°F |
| Maximum sea water temperature in September: | 62.2°F |
Daily sea water temperature in September, °F
Show year:
2026
2025
2024
The average sea water temperature in September of 2026 was 68.0°F. The highest and lowest sea temperatures during the month were 71.8°F and 62.2°F.
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Monthly sea water temperature in Harbor Springs, °F
Which USA resorts have warmest sea in September?
| Place name | September 2026 | September 2025 |
|---|---|---|
| Key West | 87.8°F | 86.9°F |
| Key Largo | 87.2°F | 86.6°F |
| Naples | 87.0°F | 86.1°F |
| Galveston | 87.0°F | 85.5°F |
| Siesta Key | 86.9°F | 84.9°F |
| Houston | 86.9°F | 84.9°F |
| Corpus Christi | 86.8°F | 85.8°F |
| Sarasota | 86.8°F | 84.8°F |
| West Palm Beach | 86.6°F | 86.2°F |
| Fort Lauderdale | 86.6°F | 86.4°F |
| New Orleans | 86.4°F | 84.3°F |
| Cape Coral | 86.3°F | 85.2°F |
| Gulf Shores | 86.1°F | 84.3°F |
| Orange Beach | 86.0°F | 84.0°F |
| Pensacola Beach | 85.9°F | 83.9°F |
| Tampa | 85.9°F | 84.3°F |
| Clearwater Beach | 85.9°F | 84.0°F |
| Miami Beach | 85.8°F | 86.1°F |
| Panama City Beach | 85.8°F | 83.4°F |
| Fort Walton Beach | 85.7°F | 83.3°F |
Best time for vacation in Harbor Springs
Harbor Springs on a weather map
Places in USA:
Name
°F
24 Hours Forecast
Harbor Springs
Local time: 13:40
October 29, thursday
1500
57°F
E
14 mph
14 mph
1800
50°F
SE
12 mph
12 mph
2100
46°F
SE
12 mph
12 mph
October 30, friday
0000
46°F
SE
13 mph
13 mph
0300
46°F
SE
14 mph
14 mph
0600
45°F
SE
12 mph
12 mph
0900
45°F
SE
12 mph
12 mph
1200
48°F
SE
11 mph
11 mph
