Average sea water temperature in September:
+69.2°F
| Minimum sea water temperature in September: | 74.8°F |
| Maximum sea water temperature in September: | 63.7°F |
Daily sea water temperature in September, °F
Show year:
2025
2024
2023
The average sea water temperature in September of 2025 was 67.2°F. The highest and lowest sea temperatures during the month were 68.9°F and 65.3°F.
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Monthly sea water temperature in Kingston, °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 |
| Halifax | 65.2°F | 60.8°F |
| Oshawa | 65.2°F | 68.3°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 Kingston
Kingston on a weather map
Places in Canada:
Name
°F
24 Hours Forecast
Kingston
Local time: 03:00
December 29, monday
0600
39°F
N
21 mph
21 mph
0900
39°F
NE
21 mph
21 mph
1200
36°F
NE
32 mph
32 mph
1500
32°F
NE
29 mph
29 mph
1800
32°F
NE
30 mph
30 mph
2100
21°F
E
27 mph
27 mph
December 30, tuesday
0000
14°F
E
22 mph
22 mph
0300
9°F
E
21 mph
21 mph
