September weather forecastGailhan, France
September
Weather in September
September, the first month of the autumn in Gailhan, is also a moderately hot month, with an average temperature ranging between max 23.7°C (74.7°F) and min 17.4°C (63.3°F).Temperature
A minor decrease in the average high-temperature is observed during September, shifting from 26.9°C (80.4°F) in August to a still moderately hot 23.7°C (74.7°F). During September, the nighttime temperature averages of 17.4°C (63.3°F).Humidity
The average relative humidity in September is 66%.Rainfall
In Gailhan, in September, during 6.6 rainfall days, 30mm (1.18") of precipitation is typically accumulated. Throughout the year, in Gailhan, there are 107.4 rainfall days, and 384mm (15.12") of precipitation is accumulated.Snowfall
February through December are months without snowfall in Gailhan.Daylight
In September, the average length of the day in Gailhan is 12h and 31min.On the first day of September, sunrise is at 07:07 and sunset at 20:19. On the last day of the month, sunrise is at 07:40 and sunset at 19:26 CEST.
Sunshine
In September, the average sunshine in Gailhan, France, is 9.3h.UV index
In Gailhan, the average daily maximum UV index in September is 5. A UV Index of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV rays for average individuals.Note: An average maximum UV index of 5 in September leads to these recommendations:
Undertake precautions - Guarding against sun damage is counselled. UV radiation from the Sun is most dangerous during midday; take precautions and seek shade. Select sunglasses that boast both UVA and UVB protection to limit the adverse effects of the sun on the eyes.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Gailhan, France
- Average high temperature in September: 23.7°C
The warmest month (with the highest average high temperature) is July (27°C).
The month with the lowest average high temperature is January (10.8°C).
- Average low temperature in September: 17.4°C
The months with the highest average low temperature are July and August (20.3°C).
The coldest month (with the lowest average low temperature) is February (6.2°C).
Average pressure in September
Gailhan, France
- Average pressure in September: 1017.5mbar
The month with the highest atmospheric pressure is December (1020.5mbar).
The month with the lowest atmospheric pressure is April (1014.9mbar).
Average wind speed in September
Gailhan, France
- Average wind speed in September: 13.9km/h
The windiest month (with the highest average wind speed) is February (17.8km/h).
The calmest month (with the lowest average wind speed) is August (12.7km/h).
Average humidity in September
Gailhan, France
- Average humidity in September: 66%
The month with the highest relative humidity is November (74%).
The month with the lowest relative humidity is July (64%).
Average rainfall in September
Gailhan, France
- Average rainfall in September: 30mm
The wettest month (with the highest rainfall) is October (80mm).
The driest month (with the least rainfall) is February (18mm).
Average rainfall days in September
Gailhan, France
- Average rainfall days in September: 6.6 days
The month with the highest number of rainy days is November (13.1 days).
The month with the least rainy days is August (6.5 days).
Average snowfall in September
Gailhan, France
- Average snowfall in September: 0mm
The month with the highest snowfall is January (1mm).
The months with the least snowfall are February, March, April, May, June, July, August, September, October, November and December (0mm).
Average snowfall days in September
Gailhan, France
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (0.3 days).
The months with the least snowfall days are March, April, May, June, July, August, September, October, November and December (0 days).
Average daylight in September /
Average sunshine in September
Gailhan, 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 18min
The month with the most sunshine is July (Average sunshine: 11h and 54min).
The month with the least sunshine is November (Average sunshine: 5h and 42min).
Average sunshine days in September
Gailhan, France
- Average sunshine days in September: 22.2 days
The months with the most sunshine days are July and August (22.3 days).
The month with the least sunshine days is November (14.5 days).
Average UV index in September
Gailhan, France
- Average UV index in September: 5
The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 3).
Average cloud cover in September
Gailhan, France
- Average cloud cover in September: 20
The month with the most cloud cover is November (Cloud cover 40).
The months with the least cloud cover are July and August (Cloud cover 14).
Average visibility in September
Gailhan, France
- Average visibility in September: 10km
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
