The climate in Nancy during September can be summarized as mild and reasonably dry.
September is in the fall / autumn in Nancy and is typically the 4th warmest month of the year. Daytime maximum temperatures average around 20°C (68°F), whilst at night 10°C (49°F) is normal.
Daytime temperature | 19.9°C 67.8°F |
---|---|
Nightly temperature | 9.5°C 49.1°F |
Average temperature | 14.7°C 58.5°F |
Daily sunshine | 6 hrs |
Avg rainfall | 68 mm 2.7 ins |
Rainy days | 12 days |
Sea temperature | 19.7°C 67.5°F |
Humidity | 77% |
Windspeed | 9.4kph 6 mph |
On average September is the 6th driest month of the year in Nancy with around 68mm 2.7 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 6 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 Nancy in September 2025.
Best places to visit in September
Hottest month: | July | 23.1°C 73.6°F |
---|---|---|
Driest month: | April | 54mm 2.1ins |
Sunniest month: | July | 8.4hrs |
Coldest month: | January | 3.4°C 38.1°F |
Wettest month: | December | 76mm 3ins |