Contents
- Weather in September
- Frequently asked questions
- Average temperature in September
- Average pressure in September
- Average wind speed in September
- Average humidity in September
- Average rainfall in September
- Average rainfall days in September
- Average snowfall in September
- Average snowfall days in September
- Average daylight in September
- Average sunshine in September
- Average sunshine days in September
- Average UV index in September
- Average cloud cover in September
- Average visibility in September
Weather in September
Temperature
September signals a slight drop in average high-temperature, sliding from August's warm 24.6°C (76.3°F) to an agreeable 20.4°C (68.7°F). In the month of September, an average of 10.1°C (50.2°F) marks the low-temperature.Humidity
In Joncy, the average relative humidity in September is 79%.Rainfall
The month with the least rainfall in Joncy is September, when the rain falls for 12.5 days and typically collects 31mm (1.22") of precipitation.Snowfall
May through September are months without snowfall in Joncy.Daylight
The average length of the day in September in Joncy is 12h and 33min.On the first day of September, sunrise is at 07:02 and sunset at 20:20. On the last day of the month, sunrise is at 07:39 and sunset at 19:23 CEST.
Sunshine
The average sunshine in September is 8.1h.UV index
In September, the average daily maximum UV index in Joncy is 4. A UV Index of 3 to 5 symbolizes a medium health hazard from unprotected exposure to Sun's UV rays for the ordinary person.Note: The maximum daily UV index of 4 in September interprets into the following recommendations:
Preventative actions are necessary - Recommendations to ward off sunburn are given. The Sun is most powerful around mid-day, so it's a good practice to reduce direct exposure. For optimum UV protection, wear sun-resistant attire complemented with a hat and quality shades.
Frequently asked questions
What is the usual temperature for Joncy in September?
What is the average humidity in September in Joncy?
What is the driest month in Joncy?
How many days does it rain in September in Joncy?
When it does not snow in Joncy?
Does it snow in Joncy in September?
How many hours of daylight does Joncy have in September?
When is the sunrise / sunset in September in Joncy?
How many hours of sunshine does Joncy have in September?
How high is the UV index in September in Joncy?
Average temperature in September
Joncy, France
- Average high temperature in September: 20.4°C
The warmest month (with the highest average high temperature) is August (24.6°C).
The month with the lowest average high temperature is January (4.8°C).
- Average low temperature in September: 10.1°C
The month with the highest average low temperature is July (13.6°C).
The coldest month (with the lowest average low temperature) is February (-0.2°C).
Average pressure in September
Joncy, France
- Average pressure in September: 1018.7mbar
The month with the highest atmospheric pressure is December (1021mbar).
The month with the lowest atmospheric pressure is November (1015.5mbar).
Average wind speed in September
Joncy, France
- Average wind speed in September: 8.4km/h
The windiest month (with the highest average wind speed) is February (12.5km/h).
The calmest month (with the lowest average wind speed) is August (7.7km/h).
Average humidity in September
Joncy, France
- Average humidity in September: 79%
The month with the highest relative humidity is December (89%).
The month with the lowest relative humidity is August (75%).
Average rainfall in September
Joncy, France
- Average rainfall in September: 31mm
The wettest months (with the highest rainfall) are May and June (68mm).
The driest month (with the least rainfall) is September (31mm).
Average rainfall days in September
Joncy, France
- Average rainfall days in September: 12.5 days
The month with the highest number of rainy days is May (19.5 days).
The month with the least rainy days is February (12 days).
Average snowfall in September
Joncy, France
- Average snowfall in September: 0mm
The month with the highest snowfall is January (47mm).
The months with the least snowfall are May, June, July, August and September (0mm).
Average snowfall days in September
Joncy, France
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (7.1 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Joncy, France
- Average daylight in September: 12h and 3min
The month with the longest days is June (Average daylight: 15h and 48min).
The month with the shortest days is December (Average daylight: 8h and 36min).
- Average sunshine in September: 8h and 1min
The months with the most sunshine are July and August (Average sunshine: 9h and 54min).
The months with the least sunshine are January and December (Average sunshine: 3h and 54min).
Average sunshine days in September
Joncy, France
- Average sunshine days in September: 15.5 days
The month with the most sunshine days is September (15.5 days).
The month with the least sunshine days is June (7.8 days).
Average UV index in September
Joncy, 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, October, November and December (UV index 2).
Average cloud cover in September
Joncy, France
- Average cloud cover in September: 37
The month with the most cloud cover is January (Cloud cover 61).
The month with the least cloud cover is August (Cloud cover 33).
Average visibility in September
Joncy, France
- Average visibility in September: 8km
The month with the highest visibility is August (9km).
The month with the lowest visibility is November (7km).
Joncy, France
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