September weather forecastJoncels, France
September
Weather in September
The first month of the autumn, September, is still a warm month in Joncels, France, with an average temperature fluctuating between 23.7°C (74.7°F) and 15.8°C (60.4°F).Temperature
The arrival of September suggests a slight decrease in the average high-temperature, moving from a moderately hot 28.1°C (82.6°F) in August to a still warm 23.7°C (74.7°F). September nights in Joncels experience a consistent temperature drop to a moderate 15.8°C (60.4°F).Humidity
In September, the average relative humidity is 67%.Rainfall
In Joncels, in September, during 8.4 rainfall days, 30mm (1.18") of precipitation is typically accumulated. Throughout the year, in Joncels, France, there are 131 rainfall days, and 444mm (17.48") of precipitation is accumulated.Snowfall
In Joncels, snow does not fall in January, April through December.Daylight
The average length of the day in September in Joncels is 12h and 30min.On the first day of the month, sunrise is at 07:11 and sunset at 20:22. On the last day of September, in Joncels, sunrise is at 07:44 and sunset at 19:29 CEST.
Sunshine
The average sunshine in September in Joncels is 9.1h.UV index
In Joncels, the average daily maximum UV index in September is 5. A UV Index value of 3 to 5 symbolizes a medium vulnerability from unsafe exposure to UV radiation for ordinary individuals.Note: A maximum UV index of 5 in September translates into the following recommendations:
Put precautions into practice - Guidance to elude sunburn is provided. The Sun is most powerful around mid-day, so it's a good practice to reduce direct exposure. Sunglasses providing both UVA and UVB protection are non-negotiable on sunlit days.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Joncels, France
- Average high temperature in September: 23.7°C
The warmest months (with the highest average high temperature) are July and August (28.1°C).
The month with the lowest average high temperature is January (9.9°C).
- Average low temperature in September: 15.8°C
The month with the highest average low temperature is August (18.8°C).
The coldest month (with the lowest average low temperature) is February (4.7°C).
Average pressure in September
Joncels, France
- Average pressure in September: 1017.6mbar
The month with the highest atmospheric pressure is December (1020.9mbar).
The month with the lowest atmospheric pressure is April (1015mbar).
Average wind speed in September
Joncels, France
- Average wind speed in September: 13.4km/h
The windiest month (with the highest average wind speed) is February (18km/h).
The calmest month (with the lowest average wind speed) is August (13.2km/h).
Average humidity in September
Joncels, France
- Average humidity in September: 67%
The months with the highest relative humidity are November and December (77%).
The months with the lowest relative humidity are July and August (62%).
Average rainfall in September
Joncels, France
- Average rainfall in September: 30mm
The wettest month (with the highest rainfall) is October (79mm).
The driest month (with the least rainfall) is August (18mm).
Average rainfall days in September
Joncels, France
- Average rainfall days in September: 8.4 days
The month with the highest number of rainy days is November (15.5 days).
The month with the least rainy days is July (8.1 days).
Average snowfall in September
Joncels, France
- Average snowfall in September: 0mm
The month with the highest snowfall is March (4mm).
The months with the least snowfall are January, April, May, June, July, August, September, October, November and December (0mm).
Average snowfall days in September
Joncels, France
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (0.6 days).
The months with the least snowfall days are April, May, June, July, August, September, October and November (0 days).
Average daylight in September /
Average sunshine in September
Joncels, France
- Average daylight in September: 12h and 30min
The month with the longest days is June (Average daylight: 15h and 24min).
The month with the shortest days is December (Average daylight: 9h and 0min).
- Average sunshine in September: 9h and 6min
The month with the most sunshine is July (Average sunshine: 11h and 54min).
The month with the least sunshine is November (Average sunshine: 5h and 42min).
Average sunshine days in September
Joncels, France
- Average sunshine days in September: 19.5 days
The month with the most sunshine days is September (19.5 days).
The month with the least sunshine days is November (11.7 days).
Average UV index in September
Joncels, France
- Average UV index in September: 5
The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 3).
Average cloud cover in September
Joncels, France
- Average cloud cover in September: 21
The month with the most cloud cover is November (Cloud cover 39).
The month with the least cloud cover is July (Cloud cover 14).
Average visibility in September
Joncels, France
- Average visibility in September: 10km
The months with the highest visibility are February, March, April, May, June, July, August, September, October and December (10km).
The months with the lowest visibility are January and November (9km).





