Contents
- Weather in September
- Frequently asked questions
- Average temperature in September
- Average pressure in September
- Average wind speed in September
- Average humidity in September
- Average rainfall in September
- Average rainfall days in September
- Average snowfall in September
- Average snowfall days in September
- Average daylight in September
- Average sunshine in September
- Average sunshine days in September
- Average UV index in September
- Average cloud cover in September
- Average visibility in September
September
Weather in September
Temperature
The onset of September entails a subtle temperature shift, as the average high-temperature eases from 28.8°C (83.8°F) in August to a still warm 24.2°C (75.6°F). In the month of September, the average temperature dips to an enjoyable 16°C (60.8°F) during the night.Humidity
The average relative humidity in September in Les Mayons, France, is 67%.Rainfall
In September, in Les Mayons, the rain falls for 8.3 days. Throughout September, 31mm (1.22") of precipitation is accumulated. In Les Mayons, France, during the entire year, the rain falls for 107.2 days and collects up to 513mm (20.2") of precipitation.Snowfall
In Les Mayons, France, snow does not fall in March through December.Daylight
The average length of the day in September in Les Mayons is 12h and 30min.On the first day of the month, sunrise is at 06:59 and sunset at 20:09. On the last day of September, sunrise is at 07:31 and sunset at 19:17 CEST.
Sunshine
The average sunshine in September in Les Mayons, France, is 9.6h.UV index
In September, the average daily maximum UV index is 5. A UV Index reading of 3 to 5 represents a moderate health risk from unprotected exposure to Sun's UV rays for the average person.Note: During September, 5 as the daily maximum UV index converts into the following advice:
Ensure safety - Recommendations to avert sunburn are presented. When the Sun's UV radiation is most intense during midday, it's best to find shade and limit exposure. A hat with a generous brim can prevent nearly 50% of UV rays from reaching your eyes.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in September in Les Mayons?
What is the average humidity in September in Les Mayons?
How many days does it rain in September in Les Mayons?
When it does not snow in Les Mayons?
What is the average length of the day in September in Les Mayons?
When is the sunrise / sunset in September in Les Mayons?
How many hours of sunshine does Les Mayons have in September?
What is the UV index intensity in September in Les Mayons?
Average temperature in September
Les Mayons, France
- Average high temperature in September: 24.2°C
The warmest months (with the highest average high temperature) are July and August (28.8°C).
The month with the lowest average high temperature is January (10.6°C).
- Average low temperature in September: 16°C
The month with the highest average low temperature is August (18.9°C).
The coldest month (with the lowest average low temperature) is February (4.4°C).
Average pressure in September
Les Mayons, France
- Average pressure in September: 1016.1mbar
The month with the highest atmospheric pressure is December (1018.7mbar).
The month with the lowest atmospheric pressure is November (1013.9mbar).
Average wind speed in September
Les Mayons, France
- Average wind speed in September: 10.5km/h
The windiest month (with the highest average wind speed) is March (13.9km/h).
The calmest month (with the lowest average wind speed) is August (9.8km/h).
Average humidity in September
Les Mayons, France
- Average humidity in September: 67%
The month with the highest relative humidity is November (75%).
The months with the lowest relative humidity are July and August (61%).
Average rainfall in September
Les Mayons, France
- Average rainfall in September: 31mm
The wettest month (with the highest rainfall) is November (112mm).
The driest month (with the least rainfall) is August (12mm).
Average rainfall days in September
Les Mayons, France
- Average rainfall days in September: 8.3 days
The month with the highest number of rainy days is November (11.5 days).
The month with the least rainy days is August (4.4 days).
Average snowfall in September
Les Mayons, France
- Average snowfall in September: 0mm
The month with the highest snowfall is February (11mm).
The months with the least snowfall are March, April, May, June, July, August, September, October, November and December (0mm).
Average snowfall days in September
Les Mayons, France
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (1.3 days).
The months with the least snowfall days are March, April, May, June, July, August, September, October and November (0 days).
Average daylight in September /
Average sunshine in September
Les Mayons, France
- Average daylight in September: 12h and 3min
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 0min).
- Average sunshine in September: 9h and 4min
The month with the most sunshine is June (Average sunshine: 12h and 6min).
The months with the least sunshine are January and November (Average sunshine: 6h and 6min).
Average sunshine days in September
Les Mayons, France
- Average sunshine days in September: 19.5 days
The month with the most sunshine days is August (24.5 days).
The month with the least sunshine days is February (16.3 days).
Average UV index in September
Les Mayons, 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
Les Mayons, France
- Average cloud cover in September: 16
The month with the most cloud cover is November (Cloud cover 33).
The months with the least cloud cover are July and August (Cloud cover 10).
Average visibility in September
Les Mayons, 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).
