September weather forecastOngles, France
September
Weather in September
September, the first month of the autumn in Ongles, is still a pleasant month, with an average temperature varying between 11°C (51.8°F) and 21.3°C (70.3°F).Temperature
With the arrival of September, Ongles notices a mild change in the average high-temperature, sliding from August's moderately hot 26°C (78.8°F) to an agreeable 21.3°C (70.3°F). Ongles witnesses a consistent average low-temperature of 11°C (51.8°F) throughout September.Humidity
In Ongles, the average relative humidity in September is 73%.Rainfall
In September, the rain falls for 12 days. Throughout September, 65mm (2.56") of precipitation is accumulated. Throughout the year, in Ongles, France, there are 146.1 rainfall days, and 886mm (34.88") of precipitation is accumulated.Snowfall
June through September are months without snowfall.Daylight
In September, the average length of the day is 12h and 31min.On the first day of September in Ongles, sunrise is at 07:00 and sunset at 20:12. On the last day of the month, sunrise is at 07:34 and sunset at 19:19 CEST.
Sunshine
In September, the average sunshine in Ongles is 9h.UV index
In September, the average daily maximum UV index is 4. A UV Index value of 3 to 5 symbolizes a moderate threat to health from unprotected exposure to Sun's UV rays for average individuals.Note: In September, the maximum UV index of 4 transforms into these recommendations:
Take precautions - Protection against sunburn is recommended. Exposing oneself to the midday Sun can be harmful due to the strong UV radiation; limit your time outside. Sunglasses that guard against UVA and UVB rays are pivotal in minimizing sun-induced ocular damage.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Ongles, France
- Average high temperature in September: 21.3°C
The warmest month (with the highest average high temperature) is July (26.3°C).
The month with the lowest average high temperature is January (5.8°C).
- Average low temperature in September: 11°C
The month with the highest average low temperature is August (14.1°C).
The coldest month (with the lowest average low temperature) is February (-0.8°C).
Average pressure in September
Ongles, France
- Average pressure in September: 1017.1mbar
The month with the highest atmospheric pressure is December (1019.8mbar).
The month with the lowest atmospheric pressure is April (1014.6mbar).
Average wind speed in September
Ongles, France
- Average wind speed in September: 9.9km/h
The windiest months (with the highest average wind speed) are February and March (12.6km/h).
The calmest month (with the lowest average wind speed) is September (9.9km/h).
Average humidity in September
Ongles, France
- Average humidity in September: 73%
The months with the highest relative humidity are November and December (83%).
The months with the lowest relative humidity are July and August (65%).
Average rainfall in September
Ongles, France
- Average rainfall in September: 65mm
The wettest month (with the highest rainfall) is November (130mm).
The driest month (with the least rainfall) is January (48mm).
Average rainfall days in September
Ongles, France
- Average rainfall days in September: 12 days
The month with the highest number of rainy days is April (16.2 days).
The month with the least rainy days is February (7.9 days).
Average snowfall in September
Ongles, France
- Average snowfall in September: 0mm
The month with the highest snowfall is January (191mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in September
Ongles, France
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (7.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Ongles, 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 0min
The month with the most sunshine is July (Average sunshine: 11h and 42min).
The month with the least sunshine is November (Average sunshine: 5h and 18min).
Average sunshine days in September
Ongles, France
- Average sunshine days in September: 16.4 days
The month with the most sunshine days is August (18.6 days).
The month with the least sunshine days is May (12.6 days).
Average UV index in September
Ongles, France
- Average UV index in September: 4
The month with the highest UV index is 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
Ongles, France
- Average cloud cover in September: 28
The month with the most cloud cover is November (Cloud cover 47).
The months with the least cloud cover are July and August (Cloud cover 18).
Average visibility in September
Ongles, 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, February, March, April, May, June, September, October, November and December (9km).





