Sea Temperature in St. John's in August

Complete information on the sea temperature range in the Atlantic Ocean in St. John's in August. Historical daily data. Climate details for August. Tips on swimming conditions and beach relaxation in St. John's. We find every spot where you can swim and tell you what the water temperature is there today and throughout the year.

Water Temperature Range in St. John's in August

52°F

MINIMUN

57°F

AVERAGE

63°F

MAXIMUM

Historical Data of Water Temperature in August in St. John's

Water Temperature Chart for Atlantic Ocean in St. John's in August

Sea Temperature Table in St. John's in August Over the Past Years

Day	2024	2023	2022	Average
Aug 1	55°C	54°C	57°C	56°C
Aug 2	55°C	61°C	59°C	58°C
Aug 3	55°C	57°C	57°C	56°C
Aug 4	57°C	55°C	57°C	57°C
Aug 5	55°C	61°C	59°C	58°C
Aug 6	57°C	59°C	59°C	58°C
Aug 7	59°C	55°C	59°C	58°C
Aug 8	57°C	52°C	59°C	56°C
Aug 9	57°C	61°C	59°C	59°C
Aug 10	57°C	52°C	59°C	57°C
Aug 11	59°C	61°C	61°C	60°C
Aug 12	57°C	55°C	61°C	58°C
Aug 13	57°C	52°C	61°C	57°C
Aug 14	57°C	63°C	61°C	60°C
Aug 15	57°C	63°C	61°C	60°C
Aug 16	59°C	61°C	61°C	60°C
Aug 17	59°C	57°C	59°C	58°C
Aug 18	59°C	61°C	59°C	60°C
Aug 19	59°C	59°C	59°C	59°C
Aug 20	59°C	52°C	59°C	58°C
Aug 21	59°C	54°C	57°C	58°C
Aug 22	59°C	63°C	57°C	60°C
Aug 23	59°C	61°C	57°C	59°C
Aug 24	59°C	55°C	57°C	58°C
Aug 25	59°C	54°C	57°C	57°C
Aug 26	59°C	55°C	57°C	58°C
Aug 27	59°C	63°C	59°C	60°C
Aug 28	59°C	61°C	57°C	59°C
Aug 29	57°C	57°C	57°C	58°C
Aug 30	59°C	55°C	57°C	58°C

St. John's Climate and Swimming Opportunities in August

64°F

Average Day Air Temperature

52°F

Average Night Air Temperature

3 in

Precipitation Amount per Month

16 days

Number of Rainy Days

15 hrs

Daylight
per Day

5 hrs

Sunshine
per Day

10 mph

Average Wind Speed

86%

Average
humidity

St. John's lies within the Newfoundland And Labrador in Canada. The average daytime temperature in St. John's in August is 18°C (65°F), while the nighttime average is 11°C (52°F). There are typically 16 rainy days during the month, with a total precipitation of 85 mm (3.4 inches). The daylight duration in August in St. John's is 15 hours, with an average of 5 hours of sunshine per day. The average wind speed in August is 16 km/h (10 mph), and the humidity level is around 86%.

The water temperature in St. John's in August ranges from 13°C to 15°C (55°F to 59°F). At the beginning of the month, the average temperature is around 14°C (57°F), shifting to 15°C (59°F) by mid-August and reaching 15°C (59°F) in the last ten days. Overall, the average sea temperature in St. John's for August is 14°C (57°F). Ideal conditions for a refreshing swim, though some may still find it a bit cool.

Sea Temperature in August in Nearby Cities

Frequently Asked Questions About Water Temperatures in August in St. John's

What is the sea temperature in St. John's in August?

The water temperature in the Atlantic Ocean in St. John's in August ranges from 13°C to 15°C (55°F to 59°F).

Is it possible to swim in the Atlantic Ocean in St. John's in August?

The average sea temperature in St. John's in August is 14°C (57°F), and the air temperature is 18°C (65°F), so ideal conditions for a refreshing swim, though some may still find it a bit cool.