Saint John Weather in October

What's the weather like in Saint John (New Brunswick) in October 2022?

The climate in Saint John during October can be summarized as cool and damp.

October is in the fall / autumn in Saint John and is typically the 6th warmest month of the year. Daytime maximum temperatures average around a cool 12°C (54°F), whilst at night 5°C (40°F) is normal.

Saint John weather averages (imperial / metric)
Daytime temperature 12.3°C 54.1°F
Nightly temperature 4.6°C 40.2°F
Average temperature 8.4°C 47.1°F
Daily sunshine 5 hrs
Avg rainfall 106 mm 4.2 ins
Rainy days 12 days
Sea temperature 11.5°C 52.8°F
Humidity 79%
Windspeed 14.8kph 9 mph

On average October is the 5th wettest month of the year in Saint John with around 106mm 4.2 inches of rain making it a damp time to visit. This rainfall is typically spread over 12 days, although this may vary considerably.

On the flip side this corresponds to an average of 5 hours of sunshine per day.

October temperatures in Saint John

Saint John average temperature in October

October rainfall

Saint John average rain in October

October hourly sunshine

Saint John average rain in October

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 October 2022.

Other monthly averages

Best places to visit in October

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)

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