Average sea water temperature in September:
+64.8°F
| Minimum sea water temperature in September: | 70.9°F |
| Maximum sea water temperature in September: | 59.4°F |
Daily sea water temperature in September, °F
Show year:
2025
2024
2023
The average sea water temperature in September of 2025 was 65.8°F. The highest and lowest sea temperatures during the month were 69.6°F and 61.3°F.
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Monthly sea water temperature in Charlottetown, °F
Which Canada resorts have warmest sea in September?
| Place name | September 2025 | September 2024 |
|---|---|---|
| Windsor | 68.5°F | 70.8°F |
| Niagara-on-the-Lake | 67.8°F | 70.0°F |
| Kingston | 67.2°F | 69.2°F |
| Montreal | 66.7°F | 68.5°F |
| Barrie | 66.4°F | 68.2°F |
| Niagara Falls | 66.4°F | 68.2°F |
| Hamilton | 66.3°F | 68.8°F |
| Summerside | 66.2°F | 65.5°F |
| Quebec | 65.9°F | 66.6°F |
| Charlottetown | 65.8°F | 64.5°F |
| Mississauga | 65.6°F | 68.1°F |
| Lunenburg | 65.4°F | 60.5°F |
| Oshawa | 65.2°F | 68.3°F |
| Halifax | 65.2°F | 60.8°F |
| Toronto | 65.1°F | 67.7°F |
| Prince Edward Island | 65.0°F | 64.7°F |
| Sydney | 64.8°F | 64.8°F |
| Winnipeg | 64.2°F | 66.0°F |
| Gimli | 63.6°F | 66.1°F |
| Les Iles-de-la-Madeleine | 63.3°F | 62.0°F |
Best time for vacation in Charlottetown
Charlottetown on a weather map
Places in Canada:
Name
°F
24 Hours Forecast
Charlottetown
Local time: 12:29
August 06, thursday
1500
88°F
N
1 mph
1 mph
1800
84°F
SW
4 mph
4 mph
2100
68°F
NW
7 mph
7 mph
August 07, friday
0000
66°F
W
7 mph
7 mph
0300
64°F
NW
7 mph
7 mph
0600
64°F
N
5 mph
5 mph
0900
72°F
NE
6 mph
6 mph
1200
77°F
NE
6 mph
6 mph
