Greater Napanee Weather in September
What's the weather like in Greater Napanee (Ontario) in September 2024?
The climate in Greater Napanee during September can be summarized as mild and a little damp.
September is in the fall / autumn in Greater Napanee and is typically the 4th warmest month of the year. Daytime maximum temperatures average around 20°C (69°F), whilst at night 11°C (51°F) is normal.
| Daytime temperature | 20.3°C 68.5°F |
|---|---|
| Nightly temperature | 10.5°C 50.9°F |
| Average temperature | 15.4°C 59.7°F |
| Daily sunshine | 6.3 hrs |
| Avg rainfall | 85 mm 3.3 ins |
| Rainy days | 10 days |
| Sea temperature | 18.5°C 65.4°F |
| Humidity | 78% |
| Windspeed | 13.7kph 9 mph |
On average September is the 3rd wettest month of the year in Greater Napanee with around 85mm 3.3 inches of rain making it a a little damp time to visit. This rainfall is typically spread over 10 days, although this may vary considerably.
On the flip side this corresponds to an average of 6.3 hours of sunshine per day.
September temperatures in Greater Napanee
September rainfall
September 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 Greater Napanee in September 2024.
Other monthly averages
Best places to visit in September
Greater Napanee weather stats
| Hottest month: | July | 25.6°C 78.1°F |
|---|---|---|
| Driest month: | July | 60mm 2.4ins |
| Sunniest month: | July | 9.9hrs |
| Coldest month: | January | -3.5°C 25.7°F |
| Wettest month: | December | 98mm 3.9ins |
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