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 brings a minor shift in the average high-temperature, adjusting from a moderately hot 23.8°C (74.8°F) in August to a comfortable 19.5°C (67.1°F). In Dournon, an average low-temperature of 9.6°C (49.3°F) is recorded during September nights.Humidity
In Dournon, France, the average relative humidity in September is 81%.Rainfall
The month with the least rainfall in Dournon is September, when the rain falls for 11.9 days and typically collects 32mm (1.26") of precipitation.Snowfall
April through September are months without snowfall in Dournon, France.Daylight
The average length of the day in September is 12h and 33min.On the first day of September, sunrise is at 06:56 and sunset at 20:15. On the last day of the month, sunrise is at 07:34 and sunset at 19:17 CEST.
Sunshine
In Dournon, the average sunshine in September is 8.5h.UV index
The average daily maximum UV index in September in Dournon is 4. A UV Index value of 3 to 5 symbolizes a medium health hazard from unsafe exposure to UV radiation for ordinary individuals.Note: In September, a daily UV index of 4 turns into the following recommendations:
Be vigilant - Suggestions to stave off sun damage are provided. The best time to avoid the Sun's harmful UV radiation is during midday when it's most potent. Equip yourself with UVA and UVB-filtering sunglasses on clear, sunny days.
Frequently asked questions
What are September temperatures in Dournon?
What is the average humidity in September in Dournon?
What is the driest month in Dournon?
How much does it rain in Dournon in September?
When it does not snow in Dournon?
Does it snow in Dournon in September?
What is the average length of the day in September in Dournon?
When is the sunrise / sunset in September in Dournon?
How many hours of sunshine does Dournon have in September?
What is the UV index reading in September in Dournon?
Average temperature in September
Dournon, France
- Average high temperature in September: 19.5°C
The warmest month (with the highest average high temperature) is August (23.8°C).
The month with the lowest average high temperature is January (4.2°C).
- Average low temperature in September: 9.6°C
The months with the highest average low temperature are July and August (13°C).
The coldest month (with the lowest average low temperature) is January (-0.8°C).
Average pressure in September
Dournon, France
- Average pressure in September: 1018.7mbar
The month with the highest atmospheric pressure is December (1020.8mbar).
The month with the lowest atmospheric pressure is November (1015.6mbar).
Average wind speed in September
Dournon, France
- Average wind speed in September: 8.9km/h
The windiest month (with the highest average wind speed) is February (13.1km/h).
The calmest month (with the lowest average wind speed) is August (8km/h).
Average humidity in September
Dournon, France
- Average humidity in September: 81%
The months with the highest relative humidity are January and December (87%).
The month with the lowest relative humidity is August (78%).
Average rainfall in September
Dournon, France
- Average rainfall in September: 32mm
The wettest month (with the highest rainfall) is June (97mm).
The driest month (with the least rainfall) is September (32mm).
Average rainfall days in September
Dournon, France
- Average rainfall days in September: 11.9 days
The month with the highest number of rainy days is May (18.8 days).
The month with the least rainy days is January (11.1 days).
Average snowfall in September
Dournon, France
- Average snowfall in September: 0mm
The month with the highest snowfall is January (71mm).
The months with the least snowfall are April, May, June, July, August and September (0mm).
Average snowfall days in September
Dournon, France
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (5.9 days).
The months with the least snowfall days are April, May, June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Dournon, France
- Average daylight in September: 12h and 4min
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 3min
The months with the most sunshine are July and August (Average sunshine: 10h and 12min).
The months with the least sunshine are January and December (Average sunshine: 4h and 24min).
Average sunshine days in September
Dournon, France
- Average sunshine days in September: 16.6 days
The month with the most sunshine days is October (16.9 days).
The month with the least sunshine days is June (8.9 days).
Average UV index in September
Dournon, France
- Average UV index in September: 4
The months with the highest UV index are June and July (UV index 5).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in September
Dournon, France
- Average cloud cover in September: 35
The month with the most cloud cover is January (Cloud cover 56).
The month with the least cloud cover is August (Cloud cover 31).
Average visibility in September
Dournon, France
- Average visibility in September: 8km
The months with the highest visibility are February, March, April, July and August (9km).
The months with the lowest visibility are January, May, June, September, October, November and December (8km).
Dournon, France
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