St. Catharines Weather in October

What's the weather like in St. Catharines (Ontario) in October 2024?

The climate in St. Catharines during October can be summarized as mild and reasonably dry.

October is in the fall / autumn in St. Catharines and is typically the 6th warmest month of the year. Daytime maximum temperatures average around a cool 15°C (59°F), whilst at night 6°C (43°F) is normal.

St. Catharines weather averages (imperial / metric)
Daytime temperature 14.7°C 58.5°F
Nightly temperature 6.3°C 43.3°F
Average temperature 10.5°C 50.9°F
Daily sunshine 5.2 hrs
Avg rainfall 64 mm 2.5 ins
Rainy days 12 days
Sea temperature 14.1°C 57.3°F
Humidity 76%
Windspeed 14.8kph 9 mph

On average October is the 5th driest month of the year in St. Catharines with around 64mm 2.5 inches of rain making it a reasonably dry 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 5.2 hours of sunshine per day.

October temperatures in St. Catharines

St. Catharines average temperature in October

October rainfall

St. Catharines average rain in October

October hourly sunshine

St. Catharines 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 St. Catharines in October 2024.

Other monthly averages

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St. Catharines weather stats

St. Catharines weather statistics
Hottest month: July 26.7°C 80.1°F
Driest month: January 50mm 2ins
Sunniest month: July 9.9hrs
Coldest month: January -0.7°C 30.7°F
Wettest month: September 84mm 3.3ins
Map showing location of St. Catharines (43.16681, -79.24958) St. Catharines map pin © Google

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