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
September reveals a small adjustment in temperature, transitioning from an average high of a warm 27.1°C (80.8°F) in August to a still moderately hot 23.4°C (74.1°F). Lisle, during the month of September, experiences an average low-temperature of 11.4°C (52.5°F).Humidity
In Lisle, the average relative humidity in September is 73%.Rainfall
In Lisle, France, in September, it is raining for 9.9 days, with typically 29mm (1.14") of accumulated precipitation. In Lisle, France, during the entire year, the rain falls for 166 days and collects up to 493mm (19.41") of precipitation.Snowfall
In Lisle, snow does not fall in April through October.Daylight
The average length of the day in September is 12h and 32min.On the first day of the month, sunrise is at 07:20 and sunset at 20:35. On the last day of September, sunrise is at 07:55 and sunset at 19:39 CEST.
Sunshine
The average sunshine in September is 8.3h.UV index
In Lisle, the average daily maximum UV index in September is 4. A UV Index value of 3 to 5 symbolizes a moderate health risk from unsafe exposure to UV radiation for the average person.Note: The daily high UV index of 4 in September translates into this advice:
Exercise caution. Those with pale skin may experience burns in less than half an hour. To avoid the Sun's strongest rays, limit exposure around the mid-day period. Wearing sunglasses with both UVA and UVB protection effectively reduces sun-induced eye damage.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average September temperature in Lisle?
What is the average humidity in September in Lisle?
How many days does it rain in September in Lisle?
When it does not snow in Lisle?
How many hours of daylight does Lisle have in September?
When is the sunrise / sunset in September in Lisle?
How many hours of sunshine does Lisle have in September?
What is the UV index reading in September in Lisle?
Average temperature in September
Lisle, France
- Average high temperature in September: 23.4°C
The warmest month (with the highest average high temperature) is August (27.1°C).
The month with the lowest average high temperature is January (7.9°C).
- Average low temperature in September: 11.4°C
The month with the highest average low temperature is July (14.2°C).
The coldest month (with the lowest average low temperature) is February (1.6°C).
Average pressure in September
Lisle, France
- Average pressure in September: 1018.3mbar
The month with the highest atmospheric pressure is December (1021.1mbar).
The month with the lowest atmospheric pressure is November (1015.2mbar).
Average wind speed in September
Lisle, France
- Average wind speed in September: 8.2km/h
The windiest month (with the highest average wind speed) is February (11.8km/h).
The calmest month (with the lowest average wind speed) is August (7.8km/h).
Average humidity in September
Lisle, France
- Average humidity in September: 73%
The month with the highest relative humidity is December (88%).
The month with the lowest relative humidity is August (70%).
Average rainfall in September
Lisle, France
- Average rainfall in September: 29mm
The wettest month (with the highest rainfall) is November (56mm).
The driest month (with the least rainfall) is July (23mm).
Average rainfall days in September
Lisle, France
- Average rainfall days in September: 9.9 days
The month with the highest number of rainy days is May (16.9 days).
The month with the least rainy days is September (9.9 days).
Average snowfall in September
Lisle, France
- Average snowfall in September: 0mm
The month with the highest snowfall is February (6mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in September
Lisle, France
- Average snowfall days in September: 0 days
The months with the highest number of snowfall days are February and December (0.8 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
Lisle, France
- Average daylight in September: 12h and 3min
The month with the longest days is June (Average daylight: 15h and 36min).
The month with the shortest days is December (Average daylight: 8h and 48min).
- Average sunshine in September: 8h and 2min
The month with the most sunshine is July (Average sunshine: 10h and 0min).
The month with the least sunshine is November (Average sunshine: 4h and 30min).
Average sunshine days in September
Lisle, France
- Average sunshine days in September: 18.3 days
The month with the most sunshine days is September (18.3 days).
The month with the least sunshine days is May (10.9 days).
Average UV index in September
Lisle, France
- Average UV index in September: 4
The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in September
Lisle, France
- Average cloud cover in September: 33
The months with the most cloud cover are January and November (Cloud cover 55).
The month with the least cloud cover is August (Cloud cover 30).
Average visibility in September
Lisle, France
- Average visibility in September: 8km
The month with the highest visibility is August (9km).
The months with the lowest visibility are January, February, March, April, May, June, July, September, October, November and December (8km).
