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 subtly indicates a reduction in the average high-temperature, down to a still warm 23.2°C (73.8°F) from August's moderately hot 27.8°C (82°F). Les Martys experiences an average low-temperature reading of 12.5°C (54.5°F) throughout September.Humidity
In Les Martys, the average relative humidity in September is 70%.Rainfall
August and September are months with the least rain when the rain falls for 9 days and typically aggregates up to 16mm (0.63") of rain.Snowfall
In Les Martys, snow does not fall in April through October.Daylight
In Les Martys, the average length of the day in September 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 Les Martys, France, sunrise is at 07:47 and sunset at 19:33 CEST.
Sunshine
In Les Martys, the average sunshine in September is 9h.UV index
In Les Martys, the average daily maximum UV index in September is 4. A UV Index reading of 3 to 5 represents a moderate health risk from exposure to the Sun's UV radiation for average individuals.Note: A daily maximum UV index of 4 in September translates into the following instructions:
Take necessary precautions - Defending against sun damage is advocated. To avoid the Sun's strongest rays, limit exposure around the mid-day period. Sunglasses that ward off UVA and UVB rays play a pivotal role in reducing solar eye damage.
Frequently asked questions
What is the usual temperature for Les Martys in September?
What is the average humidity in September in Les Martys?
What is the driest month in Les Martys?
How much does it rain in Les Martys in September?
When it does not snow in Les Martys?
How many hours of daylight does Les Martys have in September?
What time are sunrise and sunset in September in Les Martys?
How long on average sun shines in September in Les Martys?
How high is the UV index in September in Les Martys?
Average temperature in September
Les Martys, 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
Les Martys, 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
Les Martys, 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
Les Martys, 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
Les Martys, 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
Les Martys, 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
Les Martys, 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
Les Martys, 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
Les Martys, France
- Average daylight in September: 12h and 3min
The month with the longest days is June (Average daylight: 15h and 24min).
The month with the shortest days is December (Average daylight: 9h and 0min).
- 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
Les Martys, 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
Les Martys, 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
Les Martys, 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
Les Martys, 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).
Les Martys, France
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