Measurements:
°C
°F
St. John's
36°F
NW 17 mph
Feels like: 24°F
Precip: 100%
World Resorts Canada St. John's Weather

7 Day Weather Forecast

12.05
fri
DAY
24°F
E 34 mph
precip
100%
NIGHT
20°F
E 40 mph
precip
0%
12.06
sat
DAY
20°F
E 27 mph
precip
0%
NIGHT
22°F
E 22 mph
precip
0%
12.07
sun
DAY
24°F
E 19 mph
precip
0%
NIGHT
30°F
E 16 mph
precip
0%
12.08
mon
DAY
22°F
SE 11 mph
precip
0%
NIGHT
24°F
W 19 mph
precip
77%
12.09
tue
DAY
30°F
SW 27 mph
precip
100%
NIGHT
26°F
SE 40 mph
precip
100%
12.10
wed
DAY
20°F
SE 29 mph
precip
0%
NIGHT
20°F
E 11 mph
precip
0%
12.11
thu
DAY
34°F
N 9 mph
precip
0%
NIGHT
40°F
NW 29 mph
precip
100%

St. John's Sea Water Temperature in December, °F

Select Year: 2024 2023 2022

The average sea surface temperature in December 2024 for St. John's was 4.1°F. The maximum and minimum values were 1.8°F and 5.7°F respectively.

St. John's on the Weather Map

Best Time to Visit St. John's
The most sunny months:
August 9 days
September 7 days
July 7 days
The most warm months:
August 67.9 °F
July 66.2 °F
September 61.4 °F
Warmest sea temperature:
August 60.3 °F
September 57.8 °F
July 53.3 °F
The most cold months:
February 25.3 °F
January 28.0 °F
March 29.7 °F
The most rainy months:
November 6 days
August 3 days
May 3 days
The most windy months:
February 16 mph
March 15 mph
January 15 mph