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
Airon-Notre-Dame ushers in September with an average high-temperature of a still refreshing 18.1°C (64.6°F), showing a close resemblance to the previous month. Airon-Notre-Dame records a slight downturn in temperature to an average of 13.2°C (55.8°F) during September nights.Humidity
August and September, with an average relative humidity of 79%, are the least humid months in Airon-Notre-Dame.Rainfall
In September, the rain falls for 14.5 days. Throughout September, 46mm (1.81") of precipitation is accumulated. Throughout the year, there are 191.1 rainfall days, and 621mm (24.45") of precipitation is accumulated.Snowfall
In Airon-Notre-Dame, snow does not fall in April through October.Daylight
The average length of the day in September in Airon-Notre-Dame, France, is 12h and 37min.On the first day of September in Airon-Notre-Dame, sunrise is at 07:08 and sunset at 20:37. On the last day of the month, sunrise is at 07:52 and sunset at 19:33 CEST.
Sunshine
In Airon-Notre-Dame, the average sunshine in September is 7.1h.UV index
In Airon-Notre-Dame, the average daily maximum UV index in September is 4. A UV Index estimate of 3 to 5 represents a moderate health risk from exposure to the Sun's UV rays for ordinary individuals.Note: A daily maximum UV index of 4 in September translates into the following instructions:
Be vigilant - A duty to shield skin and eyes from injury exists. The Sun's UV radiation is especially harmful around midday, so reduce exposure and stay safe. Sun protection is enhanced with clothing that boasts a tight weave yet offers a loose fit.
Frequently asked questions
What are the temperatures in Airon-Notre-Dame in September?
What are the least humid months in Airon-Notre-Dame?
What is the average humidity in September in Airon-Notre-Dame?
How much does it rain in Airon-Notre-Dame in September?
When it does not snow in Airon-Notre-Dame?
How many hours of daylight does Airon-Notre-Dame have in September?
What time are sunrise and sunset in September in Airon-Notre-Dame?
How long on average sun shines in September in Airon-Notre-Dame?
What is the UV index intensity in September in Airon-Notre-Dame?
Average temperature in September
Airon-Notre-Dame, France
- Average high temperature in September: 18.1°C
The warmest month (with the highest average high temperature) is August (19.8°C).
The month with the lowest average high temperature is January (6.8°C).
- Average low temperature in September: 13.2°C
The month with the highest average low temperature is August (15.2°C).
The coldest months (with the lowest average low temperature) are January and February (3.7°C).
Average pressure in September
Airon-Notre-Dame, France
- Average pressure in September: 1017.6mbar
The month with the highest atmospheric pressure is September (1017.6mbar).
The month with the lowest atmospheric pressure is November (1011.8mbar).
Average wind speed in September
Airon-Notre-Dame, France
- Average wind speed in September: 18.2km/h
The windiest month (with the highest average wind speed) is December (25.6km/h).
The calmest months (with the lowest average wind speed) are July and August (17.2km/h).
Average humidity in September
Airon-Notre-Dame, France
- Average humidity in September: 79%
The months with the highest relative humidity are January, November and December (84%).
The months with the lowest relative humidity are August and September (79%).
Average rainfall in September
Airon-Notre-Dame, France
- Average rainfall in September: 46mm
The wettest month (with the highest rainfall) is December (83mm).
The driest month (with the least rainfall) is April (29mm).
Average rainfall days in September
Airon-Notre-Dame, France
- Average rainfall days in September: 14.5 days
The month with the highest number of rainy days is November (18.5 days).
The month with the least rainy days is April (13.3 days).
Average snowfall in September
Airon-Notre-Dame, France
- Average snowfall in September: 0mm
The month with the highest snowfall is January (17mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in September
Airon-Notre-Dame, France
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (2.6 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).
Average daylight in September /
Average sunshine in September
Airon-Notre-Dame, France
- Average daylight in September: 12h and 4min
The month with the longest days is June (Average daylight: 16h and 24min).
The month with the shortest days is December (Average daylight: 8h and 6min).
- Average sunshine in September: 7h and 1min
The month with the most sunshine is June (Average sunshine: 10h and 24min).
The month with the least sunshine is November (Average sunshine: 3h and 48min).
Average sunshine days in September
Airon-Notre-Dame, France
- Average sunshine days in September: 12.5 days
The month with the most sunshine days is April (14.3 days).
The month with the least sunshine days is November (8.5 days).
Average UV index in September
Airon-Notre-Dame, France
- Average UV index in September: 4
The months with the highest UV index are July and August (UV index 5).
The months with the lowest UV index are January, February and November (UV index 2).
Average cloud cover in September
Airon-Notre-Dame, France
- Average cloud cover in September: 43
The month with the most cloud cover is November (Cloud cover 62).
The months with the least cloud cover are April and August (Cloud cover 40).
Average visibility in September
Airon-Notre-Dame, France
- Average visibility in September: 10km
The months with the highest visibility are March, April, June, July, August, September and October (10km).
The months with the lowest visibility are January, February, May, November and December (9km).
Airon-Notre-Dame, France
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