September weather forecastCauterets, France

September

Weather in September

The first month of the autumn, September, is still a comfortable month in Cauterets, France, with an average temperature fluctuating between 18.7°C (65.7°F) and 8.3°C (46.9°F).

Temperature

A mild shift in the average high-temperature occurs in September, reducing from a pleasant 22.4°C (72.3°F) in August to a comfortable 18.7°C (65.7°F). Cauterets's nighttime temperature in September drops to an average of 8.3°C (46.9°F).

Humidity

In September, the average relative humidity is 73%.

Rainfall

September is the month with the least rainfall. Rain falls for 12.4 days and accumulates 38mm (1.5") of precipitation.

Snowfall

Months with snowfall are January through June, September through December. September is the first month it typically snows. Throughout September, in the average 0.1 snowfall days, it receives 3mm (0.12") of snow. Throughout the year, there are 76.6 snowfall days, and 2729mm (107.44") of snow is accumulated.

Daylight

The average length of the day in September in Cauterets is 12h and 29min.
On the first day of the month, sunrise is at 07:25 and sunset at 20:34. On the last day of September, sunrise is at 07:57 and sunset at 19:43 CEST.

Sunshine

The average sunshine in September is 9.4h.

UV index

In Cauterets, 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 ordinary individuals.
Note: A maximum high UV index of 4 in September translates into the following recommendations:
Take precautions. Light skin individuals may get burned in less than 30 minutes. Protect yourself from the midday Sun's peak UV radiation by minimizing exposure. For excellent sun protection for the eyes, ears, face, and neck, consider a wide-brim hat. Be on the lookout! Nearly twofold UV radiation from the Sun can be reflected by snow.

Frequently asked questions

The high-temperature, in September, in Cauterets, records 18.7°C (65.7°F), while the low-temperature is 8.3°C (46.9°F).

The average relative humidity in September is 73%.

September is the month with the least rainfall. Rain falls for 12.4 days and accumulates 38mm (1.5") of precipitation.

In September, the rain falls for 12.4 days. Throughout September, 38mm (1.5") of precipitation is accumulated.

September is the first month it typically snows. Throughout September, in the average 0.1 snowfall days, it receives 3mm (0.12") of snow.

The average day length in September is 12h and 29min.

In September, on the first day of the month, sunrise is at 07:25 and sunset at 20:34. On the last day of the month, sunrise is at 07:57 and sunset at 19:43 CEST.

The average sunshine duration in September is 9.4h.

In September, the average daily maximum UV index is 4. A UV Index value of 3 to 5 symbolizes a moderate vulnerability from unprotected exposure to 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
Cauterets, France

  • Average high temperature in September: 18.7°C

The warmest month (with the highest average high temperature) is August (22.4°C).
The month with the lowest average high temperature is February (4.3°C).

  • Average low temperature in September: 8.3°C

The month with the highest average low temperature is August (11.1°C).
The coldest month (with the lowest average low temperature) is February (-3.6°C).

Average pressure in September
Cauterets, France

  • Average pressure in September: 1018.2mbar

The month with the highest atmospheric pressure is December (1022mbar).
The month with the lowest atmospheric pressure is April (1015.4mbar).

Average wind speed in September
Cauterets, France

  • Average wind speed in September: 5.7km/h

The windiest month (with the highest average wind speed) is February (8.3km/h).
The calmest month (with the lowest average wind speed) is August (5.6km/h).

Average humidity in September
Cauterets, France

  • Average humidity in September: 73%

The month with the highest relative humidity is February (82%).
The month with the lowest relative humidity is August (69%).

Average rainfall in September
Cauterets, France

  • Average rainfall in September: 38mm

The wettest month (with the highest rainfall) is November (94mm).
The driest month (with the least rainfall) is September (38mm).

Average rainfall days in September
Cauterets, France

  • Average rainfall days in September: 12.4 days

The month with the highest number of rainy days is May (17.7 days).
The month with the least rainy days is February (5.4 days).

Average snowfall in September
Cauterets, France

  • Average snowfall in September: 3mm

The month with the highest snowfall is November (521mm).
The months with the least snowfall are July and August (0mm).

Average snowfall days in September
Cauterets, France

  • Average snowfall days in September: 0.1 days

The month with the highest number of snowfall days is January (14.2 days).
The months with the least snowfall days are July and August (0 days).

Average daylight in September /
Average sunshine in September
Cauterets, 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 24min

The month with the most sunshine is July (Average sunshine: 11h and 24min).
The month with the least sunshine is November (Average sunshine: 6h and 12min).

Average sunshine days in September
Cauterets, France

  • Average sunshine days in September: 14.3 days

The month with the most sunshine days is October (17.5 days).
The month with the least sunshine days is April (8.3 days).

Average UV index in September
Cauterets, France

  • Average UV index in September: 4

The months with the highest UV index are June and July (UV index 5).
The months with the lowest UV index are January, February, March, April, November and December (UV index 2).

Average cloud cover in September
Cauterets, France

  • Average cloud cover in September: 22

The month with the most cloud cover is April (Cloud cover 40).
The month with the least cloud cover is August (Cloud cover 20).

Average visibility in September
Cauterets, France

  • Average visibility in September: 9km

The months with the highest visibility are February, March, May, June, July, August, September, October and December (9km).
The months with the lowest visibility are January, April and November (8km).