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
Weather in September
Temperature
The transition to September results in a modest reduction in average high-temperature, moving from a warm 23.7°C (74.7°F) in August to a refreshing 19.6°C (67.3°F). Alçay-Alçabéhéty-Sunharette's temperature in September lowers to a consistent average of 9.2°C (48.6°F) during the nights.Humidity
The average relative humidity in September is 71%.Rainfall
September is the month with the least rainfall. Rain falls for 12.4 days and accumulates 39mm (1.54") of precipitation.Snowfall
In Alçay-Alçabéhéty-Sunharette, snow does not fall in July through September.Daylight
In September, the average length of the day in Alçay-Alçabéhéty-Sunharette is 12h and 29min.On the first day of September, sunrise is at 07:28 and sunset at 20:38. On the last day of the month, sunrise is at 08:00 and sunset at 19:46 CEST.
Sunshine
The average sunshine in September in Alçay-Alçabéhéty-Sunharette is 9.4h.UV index
In Alçay-Alçabéhéty-Sunharette, France, the average daily maximum UV index in September is 4. A UV Index of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV radiation for the ordinary person.Note: A maximum high UV index of 4 in September translates into the following recommendations:
Preventative actions are necessary - Suggestions to safeguard against sun damage are in order. Solar radiation peaks around mid-day, so it's wise to limit exposure to the Sun at this time. Prioritize a wide-brim hat for comprehensive sun defense for your face, neck, eyes, and ears.
Frequently asked questions
What is the usual temperature for Alçay-Alçabéhéty-Sunharette in September?
What is the average humidity in September in Alçay-Alçabéhéty-Sunharette?
What is the driest month in Alçay-Alçabéhéty-Sunharette?
How many days does it rain in September in Alçay-Alçabéhéty-Sunharette?
When it does not snow in Alçay-Alçabéhéty-Sunharette?
Does it snow in Alçay-Alçabéhéty-Sunharette in September?
What is the average length of the day in September in Alçay-Alçabéhéty-Sunharette?
When are sunrise and sunset in September in Alçay-Alçabéhéty-Sunharette?
How long on average sun shines in September in Alçay-Alçabéhéty-Sunharette?
What is the UV index reading in September in Alçay-Alçabéhéty-Sunharette?
Average temperature in September
Alçay-Alçabéhéty-Sunharette, France
- Average high temperature in September: 19.6°C
The warmest month (with the highest average high temperature) is August (23.7°C).
The month with the lowest average high temperature is January (4.9°C).
- Average low temperature in September: 9.2°C
The month with the highest average low temperature is August (12.2°C).
The coldest month (with the lowest average low temperature) is February (-2.4°C).
Average pressure in September
Alçay-Alçabéhéty-Sunharette, France
- Average pressure in September: 1018.2mbar
The month with the highest atmospheric pressure is December (1022.1mbar).
The month with the lowest atmospheric pressure is April (1015.4mbar).
Average wind speed in September
Alçay-Alçabéhéty-Sunharette, France
- Average wind speed in September: 6.8km/h
The windiest month (with the highest average wind speed) is February (9.7km/h).
The calmest month (with the lowest average wind speed) is September (6.8km/h).
Average humidity in September
Alçay-Alçabéhéty-Sunharette, France
- Average humidity in September: 71%
The month with the highest relative humidity is November (82%).
The month with the lowest relative humidity is August (66%).
Average rainfall in September
Alçay-Alçabéhéty-Sunharette, France
- Average rainfall in September: 39mm
The wettest month (with the highest rainfall) is November (119mm).
The driest month (with the least rainfall) is September (39mm).
Average rainfall days in September
Alçay-Alçabéhéty-Sunharette, France
- Average rainfall days in September: 12.4 days
The month with the highest number of rainy days is May (18 days).
The month with the least rainy days is February (6.4 days).
Average snowfall in September
Alçay-Alçabéhéty-Sunharette, France
- Average snowfall in September: 0mm
The month with the highest snowfall is January (709mm).
The months with the least snowfall are July, August and September (0mm).
Average snowfall days in September
Alçay-Alçabéhéty-Sunharette, France
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (14.7 days).
The months with the least snowfall days are July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Alçay-Alçabéhéty-Sunharette, 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 6min).
- Average sunshine in September: 9h and 2min
The month with the most sunshine is July (Average sunshine: 11h and 42min).
The month with the least sunshine is November (Average sunshine: 5h and 54min).
Average sunshine days in September
Alçay-Alçabéhéty-Sunharette, France
- Average sunshine days in September: 14.8 days
The month with the most sunshine days is October (17.7 days).
The month with the least sunshine days is April (9.1 days).
Average UV index in September
Alçay-Alçabéhéty-Sunharette, France
- Average UV index in September: 4
The months with the highest UV index are June, July and August (UV index 5).
The months with the lowest UV index are January, February, March, November and December (UV index 2).
Average cloud cover in September
Alçay-Alçabéhéty-Sunharette, France
- Average cloud cover in September: 22
The month with the most cloud cover is January (Cloud cover 41).
The month with the least cloud cover is August (Cloud cover 18).
Average visibility in September
Alçay-Alçabéhéty-Sunharette, France
- Average visibility in September: 9km
The months with the highest visibility are July and August (10km).
The months with the lowest visibility are January and November (8km).
Alçay-Alçabéhéty-Sunharette, France
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