Average sea water temperature in September:
+58.3°F
| Minimum sea water temperature in September: | 62.6°F |
| Maximum sea water temperature in September: | 55.0°F |
Daily sea water temperature in September, °F
Show year:
2023
2022
2021
The average sea water temperature in September of 2023 was 58.6°F. The highest and lowest sea temperatures during the month were 60.4°F and 57.6°F.
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Monthly sea water temperature in Saint John, °F
Which Canada resorts have warmest sea in September?
| Place name | September 2023 | September 2022 |
|---|---|---|
| Kingston | 69.9°F | 70.0°F |
| Montreal | 69.7°F | 70.0°F |
| Niagara-on-the-Lake | 69.4°F | 70.8°F |
| Windsor | 69.0°F | 70.3°F |
| Niagara Falls | 68.5°F | 70.0°F |
| Quebec | 67.8°F | 67.9°F |
| Barrie | 67.7°F | 68.4°F |
| Oshawa | 67.5°F | 68.4°F |
| Hamilton | 67.4°F | 69.4°F |
| Toronto | 67.1°F | 68.3°F |
| Mississauga | 66.6°F | 68.7°F |
| Summerside | 65.8°F | 65.9°F |
| Charlottetown | 64.7°F | 65.6°F |
| Winnipeg | 64.2°F | 64.7°F |
| Gimli | 64.1°F | 64.4°F |
| Prince Edward Island | 63.8°F | 65.6°F |
| Lunenburg | 63.4°F | 64.5°F |
| Halifax | 62.7°F | 64.2°F |
| Sydney | 62.1°F | 65.2°F |
| Moncton | 61.8°F | 62.0°F |
Best time for vacation in Saint John
Saint John on a weather map
Places in Canada:
Name
°F
24 Hours Forecast
Saint John
Local time: 09:14
May 20, monday
1200
63°F
N
6 mph
6 mph
1500
63°F
NE
7 mph
7 mph
1800
59°F
NE
7 mph
7 mph
2100
50°F
N
6 mph
6 mph
May 21, tuesday
0000
46°F
NE
6 mph
6 mph
0300
46°F
NE
6 mph
6 mph
0600
50°F
NE
7 mph
7 mph
0900
55°F
NE
11 mph
11 mph
