Saint John Weather in January

What's the weather like in Saint John (New Brunswick) in January 2024?

The climate in Saint John during January can be summarized as cold and wet.

January is in the winter in Saint John and is typically the coldest month of the year. Daytime maximum temperatures average around a freezing -2°C (28°F), whilst at night -11°C (12°F) is normal.

Saint John weather averages (imperial / metric)
Daytime temperature -2.1°C 28.2°F
Nightly temperature -11.3°C 11.7°F
Average temperature -6.7°C 19.9°F
Daily sunshine 3.9 hrs
Avg rainfall 126 mm 5 ins
Rainy days 13 days
Sea temperature 3.8°C 38.8°F
Humidity 74%
Windspeed 17.3kph 11 mph

On average January is the 3rd wettest month of the year in Saint John with around 126mm 5 inches of rain making it a wet time to visit. This rainfall is typically spread over 13 days, although this may vary considerably.

On the flip side this corresponds to an average of 3.9 hours of sunshine per day.

January temperatures in Saint John

Saint John average temperature in January

January rainfall

Saint John average rain in January

January hourly sunshine

Saint John average rain in January

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 Saint John in January 2024.

Other monthly averages

Best places to visit in January

UV index Best time to go?

Saint John weather stats

Saint John weather statistics
Hottest month: August 21.1°C 70°F
Driest month: March 95mm 3.7ins
Sunniest month: August 7.5hrs
Coldest month: January -2.3°C 27.9°F
Wettest month: December 145mm 5.7ins
Map showing location of Saint John (45.27271, -66.06766) Saint John map pin © Google

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