September weather forecastCailhavel, France

September

Weather in September

September, the first month of the autumn in Cailhavel, is still a warm month, with an average temperature varying between 23.2°C (73.8°F) and 12.5°C (54.5°F).

Temperature

As August transitions into September, Cailhavel sees a gentle drop in the average high-temperature, transitioning from 27.8°C (82°F) to a still warm 23.2°C (73.8°F). In Cailhavel, in September, the average low-temperature is a cool 12.5°C (54.5°F).

Humidity

In September, the average relative humidity is 70%.

Rainfall

August and September are months with the least rain in Cailhavel when the rain falls for 9 days and typically aggregates up to 16mm (0.63") of rain.

Snowfall

In Cailhavel, snow does not fall in April through October.

Daylight

In September, the average length of the day is 12h and 30min.
On the first day of September, sunrise is at 07:16 and sunset at 20:26. On the last day of the month, sunrise is at 07:48 and sunset at 19:34 CEST.

Sunshine

The average sunshine in September in Cailhavel is 9h.

UV index

In September, the average daily maximum UV index is 4. A UV Index value of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV rays for the ordinary person.
Note: The maximum UV index of 4 during September leads to these instructions:
Be cautious. Those with fair skin can be subjected to burns in fewer than 30 minutes. For skin protection, it's recommended to minimize Sun exposure during its peak hours around midday. For minimizing sun-related eye damage, always choose sunglasses with UVA and UVB coverage.

Frequently asked questions

The average high-temperature and low-temperature in Cailhavel during September are 23.2°C (73.8°F) and 12.5°C (54.5°F) respectively. The average heat index (a.k.a. 'felt air temperature', 'real feel'), which takes the relative humidity and factors it into the air temperature reading, in August is computed to be 30°C (86°F).

The average relative humidity in September in Cailhavel, France, is 70%.

August and September are months with the least rain when the rain falls for 9 days and typically aggregates up to 16mm (0.63") of rain.

In September, in Cailhavel, the rain falls for 9 days. Throughout September, 16mm (0.63") of precipitation is accumulated.

In Cailhavel, France, snow does not fall in April through October.

In September, the average day length is 12h and 30min.

On the first day of September, sunrise is at 07:16 and sunset at 20:26. On the last day of the month, sunrise is at 07:48 and sunset at 19:34 CEST.

In September, the average sunshine duration in Cailhavel is 9h.

In Cailhavel, France, the average daily maximum UV index in September is 4. A UV Index of 3 to 5 symbolizes a medium hazard to health from exposure to the Sun's UV radiation.
Average high temperature
Average low temperature
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average snowfall
Average snowfall days
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in September
Cailhavel, France

  • Average high temperature in September: 23.2°C

The warmest month (with the highest average high temperature) is August (27.8°C).
The month with the lowest average high temperature is January (8.1°C).

  • Average low temperature in September: 12.5°C

The month with the highest average low temperature is August (15.4°C).
The coldest month (with the lowest average low temperature) is February (1.7°C).

Average pressure in September
Cailhavel, France

  • Average pressure in September: 1017.9mbar

The month with the highest atmospheric pressure is December (1021.3mbar).
The month with the lowest atmospheric pressure is April (1015.2mbar).

Average wind speed in September
Cailhavel, France

  • Average wind speed in September: 11.2km/h

The windiest month (with the highest average wind speed) is February (15.3km/h).
The calmest month (with the lowest average wind speed) is September (11.2km/h).

Average humidity in September
Cailhavel, France

  • Average humidity in September: 70%

The months with the highest relative humidity are January, November and December (81%).
The month with the lowest relative humidity is August (65%).

Average rainfall in September
Cailhavel, France

  • Average rainfall in September: 16mm

The wettest month (with the highest rainfall) is October (43mm).
The driest months (with the least rainfall) are August and September (16mm).

Average rainfall days in September
Cailhavel, France

  • Average rainfall days in September: 9 days

The month with the highest number of rainy days is April (13.5 days).
The month with the least rainy days is August (8.8 days).

Average snowfall in September
Cailhavel, France

  • Average snowfall in September: 0mm

The month with the highest snowfall is February (13mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).

Average snowfall days in September
Cailhavel, France

  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is February (2.4 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
Cailhavel, France

  • Average daylight in September: 12h and 30min

The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 6min).

  • Average sunshine in September: 9h and 0min

The month with the most sunshine is July (Average sunshine: 11h and 0min).
The month with the least sunshine is January (Average sunshine: 5h and 30min).

Average sunshine days in September
Cailhavel, France

  • Average sunshine days in September: 17.1 days

The month with the most sunshine days is August (18.3 days).
The month with the least sunshine days is November (12.5 days).

Average UV index in September
Cailhavel, France

  • Average UV index in September: 4

The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January, February and November (UV index 2).

Average cloud cover in September
Cailhavel, France

  • Average cloud cover in September: 25

The month with the most cloud cover is January (Cloud cover 45).
The month with the least cloud cover is August (Cloud cover 21).

Average visibility in September
Cailhavel, France

  • Average visibility in September: 9km

The months with the highest visibility are June, July and August (10km).
The months with the lowest visibility are January, February, March, April, May, September, October, November and December (9km).