St. John's Weather in December
What's the weather like in St. John's (Newfoundland and Labrador) in December 2024?
The climate in St. John's during December can be summarized as cold and wet.
December is in the winter in St. John's and is typically the 4th coldest month of the year. Daytime maximum temperatures average around a freezing 2°C (35°F), whilst at night -5°C (23°F) is normal.
| Daytime temperature | 1.6°C 34.9°F |
|---|---|
| Nightly temperature | -4.8°C 23.4°F |
| Average temperature | -1.6°C 29.1°F |
| Daily sunshine | 2.3 hrs |
| Avg rainfall | 150 mm 5.9 ins |
| Rainy days | 20 days |
| Sea temperature | 2.9°C 37.2°F |
| Humidity | 83% |
| Windspeed | 28.4kph 18 mph |
On average December is the 2nd wettest month of the year in St. John's with around 150mm 5.9 inches of rain making it a wet time to visit. This rainfall is typically spread over 20 days, although this may vary considerably.
On the flip side this corresponds to an average of 2.3 hours of sunshine per day.
December temperatures in St. John's
December rainfall
December hourly sunshine
The data used in these monthly averages covers a period of over 100 years right up until last year. As such they are a valid prediction of what to expect for the weather in St. John's in December 2024.
Other monthly averages
Best places to visit in December
St. John's weather stats
| Hottest month: | July | 20.1°C 68.2°F |
|---|---|---|
| Driest month: | July | 75mm 3ins |
| Sunniest month: | July | 7.7hrs |
| Coldest month: | February | -1.4°C 29.5°F |
| Wettest month: | January | 155mm 6.1ins |
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