September weather forecast
Saint-Laurent-de-Cerdans, France

September

Weather in September

September, the first month of the autumn in Saint-Laurent-de-Cerdans, is also a moderately hot month, with an average temperature fluctuating between 23.6°C (74.5°F) and 16.3°C (61.3°F).

Temperature

With the commencement of September, Saint-Laurent-de-Cerdans records a moderate temperature decline, with the average high easing from August's warm 27.1°C (80.8°F) to a still moderately hot 23.6°C (74.5°F). Saint-Laurent-de-Cerdans's average low-temperature for the month of September records at a refreshing 16.3°C (61.3°F).

Humidity

In Saint-Laurent-de-Cerdans, France, the average relative humidity in September is 66%.

Rainfall

In Saint-Laurent-de-Cerdans, in September, it is raining for 10.1 days, with typically 30mm (1.18") of accumulated precipitation. In Saint-Laurent-de-Cerdans, during the entire year, the rain falls for 118.2 days and collects up to 414mm (16.3") of precipitation.

Snowfall

In Saint-Laurent-de-Cerdans, snow does not fall in March through December.

Daylight

In September, the average length of the day is 12h and 29min.
On the first day of the month, sunrise is at 07:15 and sunset at 20:23. On the last day of September, sunrise is at 07:46 and sunset at 19:32 CEST.

Sunshine

In Saint-Laurent-de-Cerdans, the average sunshine in September is 9.3h.

UV index

The average daily maximum UV index in September in Saint-Laurent-de-Cerdans is 5. A UV Index of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV radiation for ordinary individuals.
Note: In September, the UV index of 5 transforms into the following advice:
Be vigilant - Preventing sunburn is recommended. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. Boost your sun resistance with garments that are densely woven yet spacious.

Frequently asked questions

What are the temperatures in Saint-Laurent-de-Cerdans in September?
During September, Saint-Laurent-de-Cerdans experiences an average high-temperature of 23.6°C (74.5°F) and a low-temperature of 16.3°C (61.3°F). The average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), which takes the relative humidity and factors it into the air temperature reading, in August is estimated at 29°C (84.2°F).
What is the average humidity in September in Saint-Laurent-de-Cerdans?
In Saint-Laurent-de-Cerdans, France, the average relative humidity in September is 66%.
How many days does it rain in September in Saint-Laurent-de-Cerdans?
In Saint-Laurent-de-Cerdans, in September, during 10.1 rainfall days, 30mm (1.18") of precipitation is typically accumulated.
When it does not snow in Saint-Laurent-de-Cerdans?
In Saint-Laurent-de-Cerdans, France, snow does not fall in March through December.
What is the average length of the day in September in Saint-Laurent-de-Cerdans?
The average day length in September in Saint-Laurent-de-Cerdans, France, is 12h and 29min.
What time are sunrise and sunset in September in Saint-Laurent-de-Cerdans?
In September, on the first day of the month, sunrise is at 07:15 and sunset at 20:23. On the last day of the month, in Saint-Laurent-de-Cerdans, France, sunrise is at 07:46 and sunset at 19:32 CEST.
How many hours of sunshine does Saint-Laurent-de-Cerdans have in September?
The average sunshine duration in September in Saint-Laurent-de-Cerdans, France, is 9.3h.
What is the UV index intensity in September in Saint-Laurent-de-Cerdans?
The average daily maximum UV index in September in Saint-Laurent-de-Cerdans is 5. A UV Index estimate of 3 to 5 represents a moderate vulnerability from unsafe exposure to Sun's UV rays.
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 daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility
Average temperature in September
Saint-Laurent-de-Cerdans, France
  • Average high temperature in September: 23.6°C

The warmest month (with the highest average high temperature) is July (27.3°C).
The month with the lowest average high temperature is January (10.7°C).

  • Average low temperature in September: 16.3°C

The months with the highest average low temperature are July and August (19°C).
The coldest month (with the lowest average low temperature) is February (5.3°C).

Average pressure in September
Saint-Laurent-de-Cerdans, France
  • Average pressure in September: 1017.4mbar

The month with the highest atmospheric pressure is December (1020.8mbar).
The month with the lowest atmospheric pressure is April (1014.9mbar).

Average wind speed in September
Saint-Laurent-de-Cerdans, France
  • Average wind speed in September: 13.5km/h

The windiest month (with the highest average wind speed) is February (18.3km/h).
The calmest month (with the lowest average wind speed) is August (13km/h).

Average humidity in September
Saint-Laurent-de-Cerdans, France
  • Average humidity in September: 66%

The months with the highest relative humidity are November and December (72%).
The month with the lowest relative humidity is July (63%).

Average rainfall in September
Saint-Laurent-de-Cerdans, France
  • Average rainfall in September: 30mm

The wettest month (with the highest rainfall) is April (57mm).
The driest month (with the least rainfall) is December (18mm).

Average rainfall days in September
Saint-Laurent-de-Cerdans, France
  • Average rainfall days in September: 10.1 days

The month with the highest number of rainy days is April (12.8 days).
The month with the least rainy days is December (6.5 days).

Average snowfall in September
Saint-Laurent-de-Cerdans, France
  • Average snowfall in September: 0mm

The month with the highest snowfall is January (6mm).
The months with the least snowfall are March, April, May, June, July, August, September, October, November and December (0mm).

Average snowfall days in September
Saint-Laurent-de-Cerdans, France
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is February (0.6 days).
The months with the least snowfall days are April, May, June, July, August, September, October and November (0 days).

Average daylight in September /
Average sunshine in September
Saint-Laurent-de-Cerdans, France
  • Average daylight in September: 12h and 3min

The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 6min).

  • Average sunshine in September: 9h and 2min

The month with the most sunshine is July (Average sunshine: 11h and 48min).
The month with the least sunshine is January (Average sunshine: 6h and 24min).

Average sunshine days in September
Saint-Laurent-de-Cerdans, France
  • Average sunshine days in September: 17.4 days

The month with the most sunshine days is December (21.4 days).
The month with the least sunshine days is April (15.4 days).

Average UV index in September
Saint-Laurent-de-Cerdans, 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
Saint-Laurent-de-Cerdans, France
  • Average cloud cover in September: 20

The months with the most cloud cover are January and November (Cloud cover 31).
The months with the least cloud cover are July and August (Cloud cover 15).

Average visibility in September
Saint-Laurent-de-Cerdans, 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).

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