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
The arrival of September suggests a slight decrease in the average high-temperature, moving from a warm 27.3°C (81.1°F) in August to an agreeable 22.4°C (72.3°F). Dornas records an average temperature drop to a fresh 11.8°C (53.2°F) in September.Humidity
The average relative humidity in September is 70%.Rainfall
In Dornas, during September, the rain falls for 9.9 days and regularly aggregates up to 39mm (1.54") of precipitation. Throughout the year, there are 147.8 rainfall days, and 596mm (23.46") of precipitation is accumulated.Snowfall
April through October are months without snowfall in Dornas.Daylight
The average length of the day in September in Dornas is 12h and 31min.On the first day of September in Dornas, France, sunrise is at 07:05 and sunset at 20:19. On the last day of the month, sunrise is at 07:39 and sunset at 19:24 CEST.
Sunshine
The average sunshine in September in Dornas is 9.1h.UV index
In September, the average daily maximum UV index in Dornas, France, is 5. A UV Index estimate of 3 to 5 represents a moderate health risk from unsafe exposure to UV radiation for the ordinary person.Note: In September, a regular UV index of 5 translates into these guidelines:
Put precautions into practice - Ensuring skin and eye safety is a necessity. The Sun is at its harshest during midday; protect yourself by staying in shaded areas and minimizing exposure. Tightly woven clothing, when worn loosely, shields effectively against the Sun.
Frequently asked questions
What is the usual temperature for Dornas in September?
What is the average humidity in September in Dornas?
How much does it rain in Dornas in September?
When it does not snow in Dornas?
What is the average length of the day in September in Dornas?
What time are sunrise and sunset in September in Dornas?
How long on average sun shines in September in Dornas?
How high is the UV index in September in Dornas?
Average temperature in September
Dornas, France
- Average high temperature in September: 22.4°C
The warmest month (with the highest average high temperature) is July (27.4°C).
The month with the lowest average high temperature is January (6.3°C).
- Average low temperature in September: 11.8°C
The months with the highest average low temperature are July and August (14.9°C).
The coldest month (with the lowest average low temperature) is February (0.3°C).
Average pressure in September
Dornas, France
- Average pressure in September: 1017.9mbar
The month with the highest atmospheric pressure is December (1020.9mbar).
The month with the lowest atmospheric pressure is April (1015.1mbar).
Average wind speed in September
Dornas, France
- Average wind speed in September: 9.5km/h
The windiest month (with the highest average wind speed) is February (11.6km/h).
The calmest month (with the lowest average wind speed) is November (9.4km/h).
Average humidity in September
Dornas, France
- Average humidity in September: 70%
The months with the highest relative humidity are November and December (84%).
The months with the lowest relative humidity are July and August (64%).
Average rainfall in September
Dornas, France
- Average rainfall in September: 39mm
The wettest month (with the highest rainfall) is November (104mm).
The driest month (with the least rainfall) is February (32mm).
Average rainfall days in September
Dornas, France
- Average rainfall days in September: 9.9 days
The month with the highest number of rainy days is June (15.2 days).
The month with the least rainy days is September (9.9 days).
Average snowfall in September
Dornas, France
- Average snowfall in September: 0mm
The month with the highest snowfall is November (57mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in September
Dornas, France
- Average snowfall days in September: 0 days
The months with the highest number of snowfall days are January and February (3.6 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).
Average daylight in September /
Average sunshine in September
Dornas, France
- Average daylight in September: 12h and 3min
The month with the longest days is June (Average daylight: 15h and 30min).
The month with the shortest days is December (Average daylight: 8h and 54min).
- Average sunshine in September: 9h and 1min
The month with the most sunshine is July (Average sunshine: 11h and 36min).
The month with the least sunshine is November (Average sunshine: 5h and 30min).
Average sunshine days in September
Dornas, France
- Average sunshine days in September: 16.9 days
The month with the most sunshine days is October (18.1 days).
The month with the least sunshine days is June (10.4 days).
Average UV index in September
Dornas, France
- Average UV index in September: 5
The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in September
Dornas, France
- Average cloud cover in September: 24
The month with the most cloud cover is November (Cloud cover 44).
The month with the least cloud cover is August (Cloud cover 17).
Average visibility in September
Dornas, France
- Average visibility in September: 9km
The months with the highest visibility are July and August (10km).
The months with the lowest visibility are January and November (8km).
Dornas, France
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