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 sea temperature 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
Weather in September
Temperature
The initiation of September sees an average high-temperature of a pleasant 21°C (69.8°F), showing minor variations from the previous month. A modest dip in temperatures to an average of 16.5°C (61.7°F) is observed throughout Cap-d'Ail's September nights.Humidity
In September, the average relative humidity is 71%.Rainfall
In September, the rain falls for 14.8 days. Throughout September, 52mm (2.05") of precipitation is accumulated. Throughout the year, there are 165.2 rainfall days, and 774mm (30.47") of precipitation is accumulated.Snowfall
April through December are months without snowfall in Cap-d'Ail.Sea temperature
In Cap-d'Ail, the average seawater temperature in September is 22.3°C (72.1°F).Note: A person's cold intolerance, with sunshine, wind, and air temperature, are essential factors for enjoying swimming in 22.3°C (72.1°F) water. (FYI: The Olympic swimming competition requires a water temperature between 25°C (77°F) and 28°C (82.4°F).)
Daylight
In Cap-d'Ail, the average length of the day in September is 12h and 30min.On the first day of the month, sunrise is at 06:54 and sunset at 20:05. On the last day of September, in Cap-d'Ail, sunrise is at 07:27 and sunset at 19:13 CEST.
Sunshine
In Cap-d'Ail, the average sunshine in September is 9.7h.UV index
The average daily maximum UV index in September is 5. A UV Index value of 3 to 5 symbolizes a medium vulnerability from unsafe exposure to UV radiation for the ordinary person.Note: The maximum daily UV index of 5 in September interprets into the following recommendations:
Preventative actions are necessary - Suggestions to safeguard against sun damage are in order. During midday, the Sun's radiation is strongest, and it's advisable to reduce direct exposure. It's wise to wear UVA and UVB-blocking sunglasses when the sun shines brightly. Note! The Sun's UV radiation gets intensified with the reflection from sand and water.
Frequently asked questions
What is the average September temperature in Cap-d'Ail?
What is the average humidity in September in Cap-d'Ail?
How many days does it rain in September in Cap-d'Ail?
When it does not snow in Cap-d'Ail?
What is the sea temperature in September in Cap-d'Ail?
How many hours of daylight does Cap-d'Ail have in September?
When is the sunrise / sunset in September in Cap-d'Ail?
How long on average sun shines in September in Cap-d'Ail?
What is the UV index reading in September in Cap-d'Ail?
Average temperature in September
Cap-d'Ail, France
- Average high temperature in September: 21°C
The warmest month (with the highest average high temperature) is August (23.9°C).
The month with the lowest average high temperature is February (8.7°C).
- Average low temperature in September: 16.5°C
The month with the highest average low temperature is August (19.2°C).
The coldest month (with the lowest average low temperature) is February (4.6°C).
Average pressure in September
Cap-d'Ail, France
- Average pressure in September: 1015.8mbar
The month with the highest atmospheric pressure is December (1018.4mbar).
The month with the lowest atmospheric pressure is April (1013.9mbar).
Average wind speed in September
Cap-d'Ail, France
- Average wind speed in September: 9.6km/h
The windiest month (with the highest average wind speed) is March (13.1km/h).
The calmest month (with the lowest average wind speed) is August (8.3km/h).
Average humidity in September
Cap-d'Ail, France
- Average humidity in September: 71%
The month with the highest relative humidity is June (75%).
The months with the lowest relative humidity are January and December (69%).
Average rainfall in September
Cap-d'Ail, France
- Average rainfall in September: 52mm
The wettest month (with the highest rainfall) is November (123mm).
The driest month (with the least rainfall) is January (34mm).
Average rainfall days in September
Cap-d'Ail, France
- Average rainfall days in September: 14.8 days
The month with the highest number of rainy days is May (18.9 days).
The month with the least rainy days is December (8.9 days).
Average snowfall in September
Cap-d'Ail, France
- Average snowfall in September: 0mm
The month with the highest snowfall is February (10mm).
The months with the least snowfall are April, May, June, July, August, September, October, November and December (0mm).
Average snowfall days in September
Cap-d'Ail, France
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (0.5 days).
The months with the least snowfall days are April, May, June, July, August, September, October and November (0 days).
Average sea temperature in September
Cap-d'Ail, France
- Average sea temperature in September: 22.3°C
The best month for swimming (with the highest average sea temperature) is August (23.7°C).
The coldest month (with the lowest average sea temperature) is February (13.1°C).
Average daylight in September /
Average sunshine in September
Cap-d'Ail, France
- Average daylight in September: 12h and 3min
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 4min
The month with the most sunshine is July (Average sunshine: 11h and 48min).
The months with the least sunshine are November and December (Average sunshine: 6h and 18min).
Average sunshine days in September
Cap-d'Ail, France
- Average sunshine days in September: 12.2 days
The month with the most sunshine days is December (19.2 days).
The month with the least sunshine days is May (7.3 days).
Average UV index in September
Cap-d'Ail, France
- Average UV index in September: 5
The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 3).
Average cloud cover in September
Cap-d'Ail, France
- Average cloud cover in September: 19
The month with the most cloud cover is February (Cloud cover 31).
The month with the least cloud cover is August (Cloud cover 13).
Average visibility in September
Cap-d'Ail, 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).
Cap-d'Ail, France
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