Swimming in St. John's (Newfoundland and Labrador) in august 2025: Average sea temperature in august and tide times in august 2025
Average sea temperature in St. John's (Newfoundland and Labrador) in august 2025.
In august, according to seasonal norms, the sea temperature in St. John's (Newfoundland and Labrador) is:
Minimum: 53°F
Average: 57°F
Maximum: 62°F
Other useful seasonal weather averages in august:
- Outside temperature: 59°F to 65°F
- Most common weather: "Clear/Sunny"
- The wind blows at 9.3mph
- It rains a total of 4.4in, over 6 day(s).
Should we swim in St. John's (Newfoundland and Labrador) in august?
No... The water temperature in St. John's (Newfoundland and Labrador) in august is freezing
You won't be able to swim in St. John's (Newfoundland and Labrador) in august! The water temperature is freezing, reaching as low as 53°F (and only 62°F at best)! Our advice: if you are going to St. John's (Newfoundland and Labrador) this month, plan to sightsee and forget the beach!
Note also that in august, the climate is good with an average outside temperature of 62°F, 4.4in of precipitation (over 6 days) and 90.2 % humidity.
Water and normal seasonal temperatures in St. John's (Newfoundland and Labrador) in august
| August | |||
| Average sea temperature | 57°F | ||
| Minimum sea temperature | 53°F | ||
| Maximum sea temperature | 62°F | ||
| Average outside temperature | 63°F | ||
| Maximum outside temperature | 67°F | ||
| Minimum outside temperature | 59°F | ||
| Wind speed | 15.5mph | ||
| Wind temperature | 59°F | ||
| Precipitation | 4.4in | ||
| Number of days of rain | 6 jour(s) (19%) | ||
| Humidity | 91% | ||
| Visibility in kilometers | 9.21km | ||
| Cloud cover | 48% | ||
| Our opinion | freezing swimming |
Chart of the tides in august 2025
Tide times in august 2025 in St. John's (Newfoundland and Labrador)
Swim elsewhere in Canada in august
| City | Average T° | Min. T° | Max. T° | Our opinion | Halifax in august | 63°F | 67°F | cool swimming | Quebec City in august | 58°F | 60°F | freezing swimming | Vancouver in august | 52°F | 55°F | freezing swimming | Saint John in august | 57°F | 59°F | freezing swimming | Tofino in august | 56°F | 60°F | freezing swimming | Victoria in august | 53°F | 55°F | freezing swimming | Bathurst in august | 59°F | 62°F | freezing swimming | Charlottetown in august | 66°F | 68°F | cool swimming | Nanaimo in august | 53°F | 56°F | freezing swimming |