The climate in Canton during September can be summarized as mild and reasonably dry.
September is in the fall / autumn in Canton and is typically the 4th warmest month of the year. Daytime maximum temperatures average around 24°C (76°F), whilst at night 10°C (49°F) is normal.
| Daytime temperature | 24.2°C 75.5°F |
|---|---|
| Nightly temperature | 9.5°C 49°F |
| Average temperature | 16.8°C 62.2°F |
| Daily sunshine | 8.7 hrs |
| Avg rainfall | 69 mm 2.7 ins |
| Rainy days | 9 days |
| Sea temperature | 17.2°C 62.9°F |
| Humidity | 70% |
| Windspeed | 17.6kph 11 mph |
On average September is the 5th wettest month of the year in Canton with around 69mm 2.7 inches of rain making it a reasonably dry time to visit. This rainfall is typically spread over 9 days, although this may vary considerably.
On the flip side this corresponds to an average of 8.7 hours of sunshine per day.
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 Canton in September 2025.
Best places to visit in September
| Hottest month: | July | 30.4°C 86.7°F |
|---|---|---|
| Driest month: | January | 11mm 0.4ins |
| Sunniest month: | July | 11.8hrs |
| Coldest month: | January | -3.7°C 25.3°F |
| Wettest month: | June | 96mm 3.8ins |