September weather forecastOrdonnaz, France
September
Weather in September
The first month of the autumn, September, is still a pleasant month in Ordonnaz, France, with temperature in the range of an average high of 20.3°C (68.5°F) and an average low of 10°C (50°F).Temperature
During the shift to September, Ordonnaz records a mild decrease in average high-temperature, moving from a warm 24.8°C (76.6°F) in August to a pleasant 20.3°C (68.5°F). In Ordonnaz, September's nights observe an average temperature dip to a cool 10°C (50°F).Humidity
In September, the average relative humidity is 81%.Rainfall
The month with the least rainfall is September, when the rain falls for 14.3 days and typically collects 65mm (2.56") of precipitation.Snowfall
In Ordonnaz, snow does not fall in April through September.Daylight
In Ordonnaz, the average length of the day in September is 12h and 32min.On the first day of the month, sunrise is at 06:59 and sunset at 20:15. On the last day of September, sunrise is at 07:35 and sunset at 19:19 CEST.
Sunshine
In Ordonnaz, the average sunshine in September is 8.2h.UV index
The average daily maximum UV index in September is 4. A UV Index of 3 to 5 symbolizes a moderate threat to health from unsafe exposure to UV radiation for the average person.Note: In September, the maximum UV index of 4 suggests this advice:
Guard yourself - An obligation to protect skin and eyes from harm exists. Avoiding the Sun's peak radiation during midday hours is essential for health and safety. Outfit yourself in sun-safe attire, like long sleeves, pants, a hat, and UV-blocking sunglasses.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Ordonnaz, France
- Average high temperature in September: 20.3°C
The warmest months (with the highest average high temperature) are July and August (24.8°C).
The month with the lowest average high temperature is January (4.4°C).
- Average low temperature in September: 10°C
The months with the highest average low temperature are July and August (13.4°C).
The coldest months (with the lowest average low temperature) are January and February (-0.9°C).
Average pressure in September
Ordonnaz, France
- Average pressure in September: 1018.5mbar
The month with the highest atmospheric pressure is December (1021.3mbar).
The month with the lowest atmospheric pressure is April (1015.4mbar).
Average wind speed in September
Ordonnaz, France
- Average wind speed in September: 7.7km/h
The windiest month (with the highest average wind speed) is February (10.6km/h).
The calmest month (with the lowest average wind speed) is August (7.5km/h).
Average humidity in September
Ordonnaz, France
- Average humidity in September: 81%
The months with the highest relative humidity are November and December (87%).
The month with the lowest relative humidity is August (76%).
Average rainfall in September
Ordonnaz, France
- Average rainfall in September: 65mm
The wettest months (with the highest rainfall) are May and December (112mm).
The driest month (with the least rainfall) is September (65mm).
Average rainfall days in September
Ordonnaz, France
- Average rainfall days in September: 14.3 days
The month with the highest number of rainy days is May (19.9 days).
The month with the least rainy days is February (12.8 days).
Average snowfall in September
Ordonnaz, France
- Average snowfall in September: 0mm
The month with the highest snowfall is January (79mm).
The months with the least snowfall are April, May, June, July, August and September (0mm).
Average snowfall days in September
Ordonnaz, France
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (5.2 days).
The months with the least snowfall days are April, June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Ordonnaz, France
- Average daylight in September: 12h and 30min
The month with the longest days is June (Average daylight: 15h and 42min).
The month with the shortest days is December (Average daylight: 8h and 42min).
- Average sunshine in September: 8h and 12min
The month with the most sunshine is August (Average sunshine: 10h and 18min).
The months with the least sunshine are January and December (Average sunshine: 4h and 12min).
Average sunshine days in September
Ordonnaz, France
- Average sunshine days in September: 13.5 days
The month with the most sunshine days is October (15.5 days).
The month with the least sunshine days is June (8.9 days).
Average UV index in September
Ordonnaz, France
- Average UV index in September: 4
The month with the highest UV index is June (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in September
Ordonnaz, France
- Average cloud cover in September: 39
The month with the most cloud cover is January (Cloud cover 59).
The month with the least cloud cover is August (Cloud cover 30).
Average visibility in September
Ordonnaz, France
- Average visibility in September: 8km
The month with the highest visibility is August (9km).
The months with the lowest visibility are January, February, March, April, May, June, July, September, October, November and December (8km).
