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St. John's weather in December

Weather in St. John's: December

Average day temperature: 35.5°F
Average night temperature: 34.0°F
Sea water temperature: 38.3°F
Number of sunny days: 2 days
Day length: 8.4 - 8.7 hours
Number of days with precipitation: 4 days
Precipitation totals: 1.8 in.

Air temperature in December, °F

Show year:
2023
2022
2021

The highest day temperature during December of 2023 was 46°F. At the same time the lowest night temperature was 23°F. Day and night temperature averages during December were 35.0°F and 33.2°F.

Sea water temperature in St. John's in December, °F

Show year:
2023
2022
2021

The average sea water temperature in December of 2023 was 37.8°F. The highest and lowest sea temperatures during the month were 40.3°F and 34.7°F.

Sunny, partly cloudy and cloudy days

Mostly all days in December are cloudy but sunny and partly cloudy days are also possible.

Precipitation total in December, in.

Precipitation total value in St. John's in December is 1.8 in. Other months of the year show relatively similar values.

Wind speed in December, mph

The average wind speed value in December is 15.7 mph It makes December one of the most windy months of the year.

Average sunny hours

This chart shows average number of hours during the day when sunlight can reach the ground. It depends on day length and cloudiness during the day. The average number of sunny hours in December is: 2.1.

Best time for vacation in St. John's

Sunniest months:
August 8 days
September 7 days
October 7 days
Warmest months:
August 66.0 °F
July 64.1 °F
September 60.4 °F
Warmest sea temp:
August 59.5 °F
September 57.2 °F
July 53.0 °F
Coldest months:
February 28.0 °F
January 30.0 °F
March 31.3 °F
Rainiest months:
November 6 days
June 4 days
May 4 days
Windiest months:
February 16.3 mph
December 15.7 mph
March 15.6 mph

St. John's on a weather map

St. John's
+36°F
E 7 mph
Feels like: +28°F
Precip.: 0%
Places in Canada:
Name
°F
+45°F
+46°F
+36°F
+52°F
+68°F
+34°F
+16°F
+48°F
+52°F
+63°F
+61°F
+36°F
+48°F
+64°F
24 Hours Forecast
St. John's
Local time: 20:48
November 05, tuesday
2100
36°F
E
7 mph
November 06, wednesday
0000
37°F
NE
8 mph
0300
41°F
NE
12 mph
0600
45°F
NE
14 mph
0900
46°F
E
11 mph
1200
48°F
E
10 mph
1500
48°F
NE
11 mph
1800
50°F
NE
12 mph
Units of measurement: °C / °F