Sea Temperature in Saint John in October

Complete information on the sea temperature range in the Atlantic Ocean in Saint John in October. Historical daily data. Climate details for October. Tips on swimming conditions and beach relaxation in Saint John. 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 Saint John in October

50°F

MINIMUN

55°F

AVERAGE

59°F

MAXIMUM

Historical Data of Water Temperature in October in Saint John

Water Temperature Chart for Atlantic Ocean in Saint John in October

Sea Temperature Table in Saint John in October Over the Past Years

Day	2024	2023	2022	Average
Oct 1	59°C	55°C	55°C	56°C
Oct 2	57°C	54°C	55°C	55°C
Oct 3	57°C	54°C	55°C	55°C
Oct 4	57°C	54°C	55°C	55°C
Oct 5	57°C	55°C	55°C	55°C
Oct 6	57°C	54°C	55°C	55°C
Oct 7	57°C	54°C	55°C	55°C
Oct 8	57°C	54°C	55°C	55°C
Oct 9	55°C	54°C	55°C	55°C
Oct 10	55°C	54°C	55°C	55°C
Oct 11	57°C	54°C	55°C	55°C
Oct 12	55°C	54°C	55°C	55°C
Oct 13	57°C	54°C	55°C	55°C
Oct 14	55°C	54°C	55°C	55°C
Oct 15	55°C	54°C	55°C	55°C
Oct 16	57°C	54°C	55°C	55°C
Oct 17	55°C	54°C	55°C	55°C
Oct 18	55°C	54°C	55°C	55°C
Oct 19	55°C	54°C	54°C	54°C
Oct 20	55°C	54°C	54°C	54°C
Oct 21	54°C	54°C	55°C	54°C
Oct 22	55°C	54°C	55°C	54°C
Oct 23	55°C	54°C	55°C	54°C
Oct 24	55°C	54°C	54°C	54°C
Oct 25	55°C	54°C	54°C	54°C
Oct 26	55°C	54°C	54°C	54°C
Oct 27	55°C	52°C	54°C	54°C
Oct 28	54°C	54°C	54°C	54°C
Oct 29	55°C	52°C	54°C	53°C
Oct 30	54°C	52°C	54°C	53°C

Saint John Climate and Swimming Opportunities in October

55°F

Average Day Air Temperature

45°F

Average Night Air Temperature

4 in

Precipitation Amount per Month

18 days

Number of Rainy Days

10 hrs

Daylight
per Day

3 hrs

Sunshine
per Day

13 mph

Average Wind Speed

90%

Average
humidity

Saint John lies within the New Brunswick in Canada. The average daytime temperature in Saint John in October is 13°C (56°F), while the nighttime average is 7°C (45°F). There are typically 18 rainy days during the month, with a total precipitation of 99 mm (3.9 inches). The daylight duration in October in Saint John is 10 hours, with an average of 3 hours of sunshine per day. The average wind speed in October is 21 km/h (13 mph), and the humidity level is around 90%.

The water temperature in Saint John in October ranges from 11°C to 13°C (52°F to 55°F). At the beginning of the month, the average temperature is around 13°C (55°F), shifting to 13°C (55°F) by mid-October and reaching 12°C (54°F) in the last ten days. Overall, the average sea temperature in Saint John for October is 13°C (55°F). The water is cool, but many swimmers can tolerate it, especially with the sun out. Acclimatization is helpful.

Sea Temperature in October in Nearby Cities

Frequently Asked Questions About Water Temperatures in October in Saint John

What is the sea temperature in Saint John in October?

The water temperature in the Atlantic Ocean in Saint John in October ranges from 11°C to 13°C (52°F to 55°F).

Is it possible to swim in the Atlantic Ocean in Saint John in October?

The average sea temperature in Saint John in October is 13°C (55°F), and the air temperature is 13°C (56°F), so the water is cool, but many swimmers can tolerate it, especially with the sun out. Acclimatization is helpful.