St. Catharines Weather in November
What's the weather like in St. Catharines (Ontario) in November 2025?
The climate in St. Catharines during November can be summarized as cool and reasonably dry.
November is in the fall / autumn in St. Catharines and is typically the 5th coldest month of the year. Daytime maximum temperatures average around a cool 9°C (47°F), whilst at night 2°C (35°F) is normal.
| Daytime temperature | 8.5°C 47.2°F |
|---|---|
| Nightly temperature | 1.6°C 34.8°F |
| Average temperature | 5°C 41°F |
| Daily sunshine | 3 hrs |
| Avg rainfall | 75 mm 2.9 ins |
| Rainy days | 13 days |
| Sea temperature | 9.2°C 48.6°F |
| Humidity | 78% |
| Windspeed | 17.6kph 11 mph |
On average November is the 5th wettest month of the year in St. Catharines with around 75mm 2.9 inches of rain making it a reasonably dry 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 hours of sunshine per day.
November temperatures in St. Catharines
November rainfall
November 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. Catharines in November 2025.
Other monthly averages
Best places to visit in November
St. Catharines weather stats
| 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 |
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