Average sea water temperature in August:
+59.5°F
| Minimum sea water temperature in August: | 66.0°F |
| Maximum sea water temperature in August: | 52.5°F |
Daily sea water temperature in August, °F
Show year:
2026
2025
2024
The average sea water temperature in August of 2026 was 55.3°F. The highest and lowest sea temperatures during the month were 61.5°F and 52.5°F.
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Monthly sea water temperature in Yellowknife, °F
Which Canada resorts have warmest sea in August?
| Place name | August 2026 | August 2025 |
|---|---|---|
| Montreal | 74.6°F | 74.7°F |
| Windsor | 74.6°F | 74.3°F |
| Niagara-on-the-Lake | 73.2°F | 74.7°F |
| Kingston | 73.2°F | 73.2°F |
| Quebec | 71.6°F | 73.1°F |
| Niagara Falls | 71.5°F | 72.9°F |
| Barrie | 71.2°F | 72.6°F |
| Summerside | 71.0°F | 70.2°F |
| Winnipeg | 71.0°F | 69.0°F |
| Gimli | 70.5°F | 68.6°F |
| Hamilton | 69.9°F | 73.8°F |
| Charlottetown | 69.8°F | 68.9°F |
| Toronto | 68.6°F | 73.2°F |
| Prince Edward Island | 68.5°F | 67.9°F |
| Mississauga | 68.5°F | 73.4°F |
| Oshawa | 68.2°F | 73.1°F |
| Sydney | 66.9°F | 67.5°F |
| Surrey | 65.9°F | 65.2°F |
| Halifax | 65.7°F | 63.9°F |
| Lunenburg | 65.6°F | 64.0°F |
Best time for vacation in Yellowknife
Yellowknife on a weather map
Places in Canada:
Name
°F
24 Hours Forecast
Yellowknife
Local time: 12:03
September 15, tuesday
1500
39°F
SE
12 mph
12 mph
1800
39°F
SE
13 mph
13 mph
2100
36°F
SE
7 mph
7 mph
September 16, wednesday
0000
34°F
SE
7 mph
7 mph
0300
32°F
SE
6 mph
6 mph
0600
32°F
SE
4 mph
4 mph
0900
32°F
SW
1 mph
1 mph
1200
39°F
N
5 mph
5 mph
