Measurements:
°C
°F
St. John's
44°F
NW 11 mph
Feels like: 38°F
Precip: 0%
World Resorts Canada St. John's Weather

St. John's Sea Water Temperature

Current Sea Water Temperature:
+42.6°F
Maximum Sea Water Temperature in November: 52.4°F
Minimum Sea Water Temperature in November: 37.4°F
Average water temperature in November: 43.7°F

Sea Water Temperature for the Last 10 Days:

November 24 42.6°F November 19 44.2°F
November 23 43.2°F November 18 43.2°F
November 22 44.0°F November 17 44.4°F
November 21 45.8°F November 16 43.2°F
November 20 44.6°F November 15 43.8°F

When is the Warmest Sea for St. John's?

According to our data for the last three years for St. John's the highest average sea water temperature was in August, September and July.

Average Water Temperature by Month, °F

Sea Water Temperature in August

Select Year: 2024 2023 2022

The average sea surface temperature in August 2024 for St. John's was 62.2°F. The maximum and minimum values were 59.0°F and 64.2°F respectively.

Sea Water Temperature in September

Select Year: 2024 2023 2022

The average sea surface temperature in September 2024 for St. John's was 60.6°F. The maximum and minimum values were 55.6°F and 63.2°F respectively.

Sea Water Temperature in July

Select Year: 2024 2023 2022

The average sea surface temperature in July 2024 for St. John's was 55.1°F. The maximum and minimum values were 49.8°F and 60.0°F respectively.

Best Time to Visit St. John's
The most sunny months:
August 8 days
September 7 days
October 7 days
The most warm months:
August 67.8 °F
July 65.6 °F
September 61.5 °F
Warmest sea temperature:
August 60.6 °F
September 58.0 °F
July 53.3 °F
The most cold months:
February 25.6 °F
January 27.8 °F
March 29.3 °F
The most rainy months:
November 6 days
June 4 days
May 4 days
The most windy months:
February 16 mph
December 16 mph
March 16 mph

St. John's on the Weather Map

Canada Resorts:
NAME
Halifax +38
Moncton +42
Montreal +40
Ottawa +36
Prince Edward Island +44
Quebec +36
Saint John +34
St. John's +44
Sydney +44
Thunder Bay +24
Toronto +40
Vancouver +42
Victoria +46
Winnipeg +20
Yellowknife -24
24 Hours Weather Forecast
St. John's
Local time: 05:33
24 nov, sunday
0600 44°F
NW
11 mph
0900 44°F
W
12 mph
1200 44°F
NW
11 mph
1500 46°F
N
2 mph
1800 44°F
NE
7 mph
2100 42°F
NE
10 mph
25 nov, monday
0000 42°F
NE
9 mph
0300 40°F
NE
9 mph