September weather forecastPlainval, France
September
Weather in September
The first month of the autumn, September, is still a comfortable month in Plainval, France, with an average temperature varying between 19.6°C (67.3°F) and 10.5°C (50.9°F).Temperature
A subtle change in temperatures is noted as August gives way to September, with average highs reducing from a pleasant 22.9°C (73.2°F) to an enjoyable 19.6°C (67.3°F). Plainval experiences an average temperature drop to a cool 10.5°C (50.9°F) during September nights.Humidity
In Plainval, France, the average relative humidity in September is 78%.Rainfall
The month with the least rainfall in Plainval, France, is September, when the rain falls for 11.4 days and typically collects 21mm (0.83") of precipitation.Snowfall
In Plainval, snow does not fall in April through October.Daylight
In September, the average length of the day in Plainval is 12h and 36min.On the first day of the month, sunrise is at 07:06 and sunset at 20:33. On the last day of September, sunrise is at 07:49 and sunset at 19:30 CEST.
Sunshine
The average sunshine in September in Plainval is 7.3h.UV index
The average daily maximum UV index in September is 4. A UV Index value of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV radiation for the ordinary person.Note: The maximum UV index of 4 during September leads to these instructions:
Take precautions - Protection against skin and eye damage is obliged. The midday Sun can be dangerous due to its intense radiation; always find shade and reduce exposure. Sunglasses that ward off UVA and UVB rays play a pivotal role in reducing solar eye damage.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Plainval, France
- Average high temperature in September: 19.6°C
The warmest month (with the highest average high temperature) is August (22.9°C).
The month with the lowest average high temperature is January (5.5°C).
- Average low temperature in September: 10.5°C
The month with the highest average low temperature is August (13.1°C).
The coldest month (with the lowest average low temperature) is January (1°C).
Average pressure in September
Plainval, France
- Average pressure in September: 1018mbar
The month with the highest atmospheric pressure is September (1018mbar).
The month with the lowest atmospheric pressure is November (1012.8mbar).
Average wind speed in September
Plainval, France
- Average wind speed in September: 11.7km/h
The windiest month (with the highest average wind speed) is February (17.5km/h).
The calmest month (with the lowest average wind speed) is August (11.2km/h).
Average humidity in September
Plainval, France
- Average humidity in September: 78%
The month with the highest relative humidity is December (89%).
The month with the lowest relative humidity is August (76%).
Average rainfall in September
Plainval, France
- Average rainfall in September: 21mm
The wettest month (with the highest rainfall) is December (55mm).
The driest month (with the least rainfall) is September (21mm).
Average rainfall days in September
Plainval, France
- Average rainfall days in September: 11.4 days
The month with the highest number of rainy days is July (18.2 days).
The month with the least rainy days is February (11.3 days).
Average snowfall in September
Plainval, France
- Average snowfall in September: 0mm
The month with the highest snowfall is January (23mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in September
Plainval, France
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (2.7 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in September /
Average sunshine in September
Plainval, France
- Average daylight in September: 12h and 36min
The month with the longest days is June (Average daylight: 16h and 12min).
The month with the shortest days is December (Average daylight: 8h and 12min).
- Average sunshine in September: 7h and 18min
The month with the most sunshine is June (Average sunshine: 8h and 48min).
The month with the least sunshine is January (Average sunshine: 3h and 30min).
Average sunshine days in September
Plainval, France
- Average sunshine days in September: 15.5 days
The month with the most sunshine days is March (15.7 days).
The month with the least sunshine days is July (9.3 days).
Average UV index in September
Plainval, France
- Average UV index in September: 4
The months with the highest UV index are June, July and August (UV index 5).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in September
Plainval, France
- Average cloud cover in September: 43
The month with the most cloud cover is January (Cloud cover 64).
The months with the least cloud cover are August and September (Cloud cover 43).
Average visibility in September
Plainval, France
- Average visibility in September: 9km
The months with the highest visibility are February, March, April, June, July, August, September, October and December (9km).
The months with the lowest visibility are January, May and November (8km).





