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 ushers in a minor alteration in La Chaise's climate, with the average high-temperature moving from August's warm 24.3°C (75.7°F) to an agreeable 20.5°C (68.9°F). La Chaise experiences a mean low-temperature of 10.5°C (50.9°F) during September.Humidity
In La Chaise, the average relative humidity in September is 77%.Rainfall
In La Chaise, during September, the rain falls for 11.5 days and regularly aggregates up to 35mm (1.38") of precipitation. In La Chaise, during the entire year, the rain falls for 188.1 days and collects up to 585mm (23.03") of precipitation.Snowfall
April through October are months without snowfall.Daylight
In La Chaise, the average length of the day in September is 12h and 35min.On the first day of September, sunrise is at 06:59 and sunset at 20:22. On the last day of the month, sunrise is at 07:40 and sunset at 19:22 CEST.
Sunshine
In September, the average sunshine in La Chaise is 8.2h.UV index
In La Chaise, France, the average daily maximum UV index in September is 4. A UV Index value of 3 to 5 symbolizes a moderate health risk from unprotected exposure to Sun's UV rays for average individuals.Note: The maximum daily UV index of 4 in September interprets into the following recommendations:
Prioritize safety - The need to safeguard skin and eyes from harm is emphasized. The best time to avoid the Sun's harmful UV radiation is during midday when it's most potent. A hat with a generous brim can prevent nearly 50% of UV rays from reaching your eyes.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the usual temperature for La Chaise in September?
What is the average humidity in September in La Chaise?
How many days does it rain in September in La Chaise?
When it does not snow in La Chaise?
What is the average length of the day in September in La Chaise?
When are sunrise and sunset in September in La Chaise?
How long on average sun shines in September in La Chaise?
How high is the UV index in September in La Chaise?
Average temperature in September
La Chaise, France
- Average high temperature in September: 20.5°C
The warmest months (with the highest average high temperature) are July and August (24.3°C).
The month with the lowest average high temperature is January (4.8°C).
- Average low temperature in September: 10.5°C
The month with the highest average low temperature is August (14°C).
The coldest month (with the lowest average low temperature) is January (0.3°C).
Average pressure in September
La Chaise, France
- Average pressure in September: 1018.1mbar
The month with the highest atmospheric pressure is December (1019.1mbar).
The month with the lowest atmospheric pressure is November (1014.4mbar).
Average wind speed in September
La Chaise, France
- Average wind speed in September: 9.9km/h
The windiest month (with the highest average wind speed) is December (14.3km/h).
The calmest month (with the lowest average wind speed) is August (9.3km/h).
Average humidity in September
La Chaise, France
- Average humidity in September: 77%
The month with the highest relative humidity is December (89%).
The month with the lowest relative humidity is August (73%).
Average rainfall in September
La Chaise, France
- Average rainfall in September: 35mm
The wettest month (with the highest rainfall) is December (74mm).
The driest month (with the least rainfall) is April (34mm).
Average rainfall days in September
La Chaise, France
- Average rainfall days in September: 11.5 days
The month with the highest number of rainy days is May (18.3 days).
The month with the least rainy days is September (11.5 days).
Average snowfall in September
La Chaise, France
- Average snowfall in September: 0mm
The month with the highest snowfall is January (48mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in September
La Chaise, France
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (4.9 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
La Chaise, France
- Average daylight in September: 12h and 4min
The month with the longest days is June (Average daylight: 16h and 0min).
The month with the shortest days is December (Average daylight: 8h and 24min).
- Average sunshine in September: 8h and 1min
The month with the most sunshine is August (Average sunshine: 9h and 48min).
The month with the least sunshine is December (Average sunshine: 3h and 42min).
Average sunshine days in September
La Chaise, France
- Average sunshine days in September: 16.1 days
The month with the most sunshine days is September (16.1 days).
The month with the least sunshine days is June (9.3 days).
Average UV index in September
La Chaise, 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, November and December (UV index 2).
Average cloud cover in September
La Chaise, France
- Average cloud cover in September: 36
The month with the most cloud cover is December (Cloud cover 64).
The months with the least cloud cover are August and September (Cloud cover 36).
Average visibility in September
La Chaise, France
- Average visibility in September: 8km
The months with the highest visibility are March, April, July and August (9km).
The months with the lowest visibility are January, February, May, June, September, October, November and December (8km).
