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 into September involves a small decrease in the average high-temperature, dipping slightly from a warm 27.8°C (82°F) in August to a still moderately hot 23.2°C (73.8°F). Alairac records a steady low-temperature average of 12.5°C (54.5°F) during September.Humidity
In September, the average relative humidity in Alairac is 70%.Rainfall
The months with the least rainfall are August and September Rain falls for 9 days and accumulates 16mm (0.63") of rain.Snowfall
In Alairac, snow does not fall in April through October.Daylight
In September, the average length of the day is 12h and 30min.On the first day of the month, sunrise is at 07:15 and sunset at 20:25. On the last day of September, in Alairac, France, sunrise is at 07:47 and sunset at 19:33 CEST.
Sunshine
In Alairac, the average sunshine in September is 9h.UV index
In Alairac, the average daily maximum UV index in September is 4. A UV Index of 3 to 5 symbolizes a moderate threat to health from unprotected exposure to Sun's UV rays for ordinary individuals.Note: A daily high UV index of 4 in September leads to these guidelines:
Be vigilant - A duty to shield skin and eyes from injury exists. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. Employ a hat with a wide brim for robust protection, cutting UV exposure by half.
Frequently asked questions
What is the average September temperature in Alairac?
What is the average humidity in September in Alairac?
What is the driest month in Alairac?
How much does it rain in Alairac in September?
When it does not snow in Alairac?
How many hours of daylight does Alairac have in September?
When is the sunrise / sunset in September in Alairac?
How long on average sun shines in September in Alairac?
What is the UV index intensity in September in Alairac?
Average temperature in September
Alairac, France
- Average high temperature in September: 23.2°C
The warmest month (with the highest average high temperature) is August (27.8°C).
The month with the lowest average high temperature is January (8.1°C).
- Average low temperature in September: 12.5°C
The month with the highest average low temperature is August (15.4°C).
The coldest month (with the lowest average low temperature) is February (1.7°C).
Average pressure in September
Alairac, France
- Average pressure in September: 1017.9mbar
The month with the highest atmospheric pressure is December (1021.3mbar).
The month with the lowest atmospheric pressure is April (1015.2mbar).
Average wind speed in September
Alairac, France
- Average wind speed in September: 11.2km/h
The windiest month (with the highest average wind speed) is February (15.3km/h).
The calmest month (with the lowest average wind speed) is September (11.2km/h).
Average humidity in September
Alairac, France
- Average humidity in September: 70%
The months with the highest relative humidity are January, November and December (81%).
The month with the lowest relative humidity is August (65%).
Average rainfall in September
Alairac, France
- Average rainfall in September: 16mm
The wettest month (with the highest rainfall) is October (43mm).
The driest months (with the least rainfall) are August and September (16mm).
Average rainfall days in September
Alairac, France
- Average rainfall days in September: 9 days
The month with the highest number of rainy days is April (13.5 days).
The month with the least rainy days is August (8.8 days).
Average snowfall in September
Alairac, France
- Average snowfall in September: 0mm
The month with the highest snowfall is February (13mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in September
Alairac, France
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (2.4 days).
The months with the least snowfall days are April, May, June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Alairac, 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 0min
The month with the most sunshine is July (Average sunshine: 11h and 0min).
The month with the least sunshine is January (Average sunshine: 5h and 30min).
Average sunshine days in September
Alairac, France
- Average sunshine days in September: 17.1 days
The month with the most sunshine days is August (18.3 days).
The month with the least sunshine days is November (12.5 days).
Average UV index in September
Alairac, France
- Average UV index in September: 4
The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January, February and November (UV index 2).
Average cloud cover in September
Alairac, France
- Average cloud cover in September: 25
The month with the most cloud cover is January (Cloud cover 45).
The month with the least cloud cover is August (Cloud cover 21).
Average visibility in September
Alairac, France
- Average visibility in September: 9km
The months with the highest visibility are June, July and August (10km).
The months with the lowest visibility are January, February, March, April, May, September, October, November and December (9km).
Alairac, France
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