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
The shift from August to September is characterized by an average high-temperature of an agreeable 21.8°C (71.2°F), not significantly different from the 24.3°C (75.7°F) of August. In September, Vallet encounters an average low-temperature of 12°C (53.6°F) during the night.Humidity
The months with the lowest humidity are August and September, with an average relative humidity of 74%.Rainfall
The month with the least rainfall in Vallet is September, when the rain falls for 8.2 days and typically collects 21mm (0.83") of precipitation.Snowfall
In Vallet, snow does not fall in March, May through October and December.Daylight
In September, the average length of the day is 12h and 34min.On the first day of September, sunrise is at 07:24 and sunset at 20:44. On the last day of the month, sunrise is at 08:03 and sunset at 19:46 CEST.
Sunshine
In Vallet, the average sunshine in September is 8.1h.UV index
In Vallet, France, the average daily maximum UV index in September is 4. A UV Index value of 3 to 5 symbolizes a moderate threat to health from unsafe exposure to UV radiation for the average person.Note: An average maximum UV index of 4 in September leads to these recommendations:
Make use of precautions - It is urged to ward off sun damage. Being in direct Sun during midday can be harmful due to intense solar radiation; take precautions. Your best bet for sun defense on the face, eyes, and neck is a hat with a wide brim.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in Vallet in September?
What is the least humid month in Vallet?
What is the average humidity in September in Vallet?
What is the driest month in Vallet?
How many days does it rain in September in Vallet?
When it does not snow in Vallet?
How many hours of daylight does Vallet have in September?
When are sunrise and sunset in September in Vallet?
How long on average sun shines in September in Vallet?
What is the UV index reading in September in Vallet?
Average temperature in September
Vallet, France
- Average high temperature in September: 21.8°C
The warmest month (with the highest average high temperature) is August (24.3°C).
The month with the lowest average high temperature is January (8.9°C).
- Average low temperature in September: 12°C
The months with the highest average low temperature are July and August (14°C).
The coldest month (with the lowest average low temperature) is February (2.9°C).
Average pressure in September
Vallet, France
- Average pressure in September: 1018.3mbar
The month with the highest atmospheric pressure is December (1019.2mbar).
The month with the lowest atmospheric pressure is November (1013.5mbar).
Average wind speed in September
Vallet, France
- Average wind speed in September: 12.4km/h
The windiest month (with the highest average wind speed) is February (18km/h).
The calmest month (with the lowest average wind speed) is August (11.8km/h).
Average humidity in September
Vallet, France
- Average humidity in September: 74%
The months with the highest relative humidity are January and December (86%).
The months with the lowest relative humidity are August and September (74%).
Average rainfall in September
Vallet, France
- Average rainfall in September: 21mm
The wettest month (with the highest rainfall) is December (66mm).
The driest month (with the least rainfall) is September (21mm).
Average rainfall days in September
Vallet, France
- Average rainfall days in September: 8.2 days
The month with the highest number of rainy days is January (16.3 days).
The month with the least rainy days is September (8.2 days).
Average snowfall in September
Vallet, France
- Average snowfall in September: 0mm
The month with the highest snowfall is January (2mm).
The months with the least snowfall are March, May, June, July, August, September, October and December (0mm).
Average snowfall days in September
Vallet, France
- Average snowfall days in September: 0 days
The months with the highest number of snowfall days are January and February (0.5 days).
The months with the least snowfall days are March, May, June, July, August, September and October (0 days).
Average daylight in September /
Average sunshine in September
Vallet, France
- Average daylight in September: 12h and 4min
The month with the longest days is June (Average daylight: 15h and 54min).
The month with the shortest days is December (Average daylight: 8h and 36min).
- Average sunshine in September: 8h and 1min
The month with the most sunshine is July (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 4h and 30min).
Average sunshine days in September
Vallet, France
- Average sunshine days in September: 20.2 days
The month with the most sunshine days is September (20.2 days).
The month with the least sunshine days is November (11.6 days).
Average UV index in September
Vallet, 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
Vallet, France
- Average cloud cover in September: 34
The month with the most cloud cover is January (Cloud cover 55).
The month with the least cloud cover is September (Cloud cover 34).
Average visibility in September
Vallet, France
- Average visibility in September: 9km
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (9km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (9km).
