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
September witnesses a gentle descent in average high-temperature, descending from August's moderately hot 27.4°C (81.3°F) to a still warm 23.6°C (74.5°F). Vallecalle's nighttime temperature in September falls to an average of 18.3°C (64.9°F).Humidity
The average relative humidity in September is 70%.Rainfall
In Vallecalle, during September, the rain falls for 8.6 days and regularly aggregates up to 26mm (1.02") of precipitation. In Vallecalle, during the entire year, the rain falls for 101.4 days and collects up to 325mm (12.8") of precipitation.Snowfall
April through December are months without snowfall in Vallecalle.Daylight
The average length of the day in September is 12h and 29min.On the first day of the month, sunrise is at 06:48 and sunset at 19:56. On the last day of September, sunrise is at 07:19 and sunset at 19:05 CEST.
Sunshine
In Vallecalle, the average sunshine in September is 10.4h.UV index
In Vallecalle, France, the average daily maximum UV index in September is 5. A UV Index estimate of 3 to 5 represents a moderate threat to health from unprotected exposure to Sun's UV rays for ordinary individuals.Note: The daily high UV index of 5 in September translates into this advice:
Ensure safety - Sun damage prevention is strongly urged. Considering the Sun's intensity during midday, it's wise to minimize direct exposure. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes.
Frequently asked questions
What is the temperature in September in Vallecalle?
What is the average humidity in September in Vallecalle?
How many days does it rain in September in Vallecalle?
When it does not snow in Vallecalle?
What is the average length of the day in September in Vallecalle?
When is the sunrise / sunset in September in Vallecalle?
How many hours of sunshine does Vallecalle have in September?
What is the UV index reading in September in Vallecalle?
Average temperature in September
Vallecalle, France
- Average high temperature in September: 23.6°C
The warmest month (with the highest average high temperature) is August (27.4°C).
The month with the lowest average high temperature is January (11.3°C).
- Average low temperature in September: 18.3°C
The month with the highest average low temperature is August (20.8°C).
The coldest month (with the lowest average low temperature) is February (6.5°C).
Average pressure in September
Vallecalle, France
- Average pressure in September: 1015.3mbar
The month with the highest atmospheric pressure is December (1017.9mbar).
The month with the lowest atmospheric pressure is November (1013.6mbar).
Average wind speed in September
Vallecalle, France
- Average wind speed in September: 9.3km/h
The windiest month (with the highest average wind speed) is March (12.7km/h).
The calmest month (with the lowest average wind speed) is August (7.6km/h).
Average humidity in September
Vallecalle, France
- Average humidity in September: 70%
The month with the highest relative humidity is November (77%).
The months with the lowest relative humidity are July and August (67%).
Average rainfall in September
Vallecalle, France
- Average rainfall in September: 26mm
The wettest month (with the highest rainfall) is October (47mm).
The driest month (with the least rainfall) is July (18mm).
Average rainfall days in September
Vallecalle, France
- Average rainfall days in September: 8.6 days
The month with the highest number of rainy days is November (11.1 days).
The month with the least rainy days is August (5.8 days).
Average snowfall in September
Vallecalle, France
- Average snowfall in September: 0mm
The month with the highest snowfall is January (3mm).
The months with the least snowfall are April, May, June, July, August, September, October, November and December (0mm).
Average snowfall days in September
Vallecalle, France
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (0.7 days).
The months with the least snowfall days are April, May, June, July, August, September, October and November (0 days).
Average daylight in September /
Average sunshine in September
Vallecalle, France
- Average daylight in September: 12h and 3min
The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 6min).
- Average sunshine in September: 10h and 2min
The months with the most sunshine are June and July (Average sunshine: 11h and 54min).
The month with the least sunshine is January (Average sunshine: 5h and 48min).
Average sunshine days in September
Vallecalle, France
- Average sunshine days in September: 18 days
The months with the most sunshine days are July and August (22.3 days).
The month with the least sunshine days is November (17.5 days).
Average UV index in September
Vallecalle, France
- Average UV index in September: 5
The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 3).
Average cloud cover in September
Vallecalle, France
- Average cloud cover in September: 16
The month with the most cloud cover is January (Cloud cover 37).
The month with the least cloud cover is August (Cloud cover 9).
Average visibility in September
Vallecalle, France
- Average visibility in September: 10km
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
Vallecalle, France
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