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
As August makes way for September, Praz-sur-Arly's average high-temperature eases from a refreshing 19.6°C (67.3°F) to a mild 15.2°C (59.4°F). In the month of September, the average temperature in Praz-sur-Arly dips to a wintry 4.9°C (40.8°F) during the night.Humidity
In September, the average relative humidity in Praz-sur-Arly is 80%.Rainfall
The month with the least rainfall is September, when the rain falls for 13.8 days and typically collects 31mm (1.22") of precipitation.Snowfall
In Praz-sur-Arly, snow does not fall in June through September.Daylight
The average length of the day in September in Praz-sur-Arly is 12h and 32min.On the first day of the month, sunrise is at 06:55 and sunset at 20:11. On the last day of September, sunrise is at 07:31 and sunset at 19:15 CEST.
Sunshine
The average sunshine in September in Praz-sur-Arly is 8.7h.UV index
In September, the average daily maximum UV index is 3. A UV Index estimate of 3 to 5 represents a medium health hazard from unsafe exposure to UV radiation for average individuals.Note: A maximum high UV index of 3 in September translates into the following recommendations:
Guard yourself - Avoiding sunburn is suggested. Limiting exposure to the direct Sun during midday hours can help prevent harmful UV radiation effects. It's wise to wear UVA and UVB-blocking sunglasses when the sun shines brightly. Be attentive! The reflective property of snow can nearly double the Sun's UV radiation.
Frequently asked questions
What is the temperature in September in Praz-sur-Arly?
What is the average humidity in September in Praz-sur-Arly?
What is the driest month in Praz-sur-Arly?
How much does it rain in Praz-sur-Arly in September?
When it does not snow in Praz-sur-Arly?
Does it snow in Praz-sur-Arly in September?
How many hours of daylight does Praz-sur-Arly have in September?
When is the sunrise / sunset in September in Praz-sur-Arly?
How many hours of sunshine does Praz-sur-Arly have in September?
How high is the UV index in September in Praz-sur-Arly?
Average temperature in September
Praz-sur-Arly, France
- Average high temperature in September: 15.2°C
The warmest month (with the highest average high temperature) is August (19.6°C).
The month with the lowest average high temperature is January (-0.4°C).
- Average low temperature in September: 4.9°C
The months with the highest average low temperature are July and August (7.6°C).
The coldest month (with the lowest average low temperature) is February (-9.5°C).
Average pressure in September
Praz-sur-Arly, France
- Average pressure in September: 1018.2mbar
The month with the highest atmospheric pressure is December (1021mbar).
The month with the lowest atmospheric pressure is April (1015.1mbar).
Average wind speed in September
Praz-sur-Arly, France
- Average wind speed in September: 6.1km/h
The windiest month (with the highest average wind speed) is December (7.9km/h).
The calmest month (with the lowest average wind speed) is September (6.1km/h).
Average humidity in September
Praz-sur-Arly, France
- Average humidity in September: 80%
The months with the highest relative humidity are February and March (89%).
The month with the lowest relative humidity is August (76%).
Average rainfall in September
Praz-sur-Arly, France
- Average rainfall in September: 31mm
The wettest month (with the highest rainfall) is May (99mm).
The driest month (with the least rainfall) is September (31mm).
Average rainfall days in September
Praz-sur-Arly, France
- Average rainfall days in September: 13.8 days
The month with the highest number of rainy days is May (19.7 days).
The months with the least rainy days are January and February (7.5 days).
Average snowfall in September
Praz-sur-Arly, France
- Average snowfall in September: 0mm
The month with the highest snowfall is December (384mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in September
Praz-sur-Arly, France
- Average snowfall days in September: 0.1 days
The month with the highest number of snowfall days is February (13.2 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight in September /
Average sunshine in September
Praz-sur-Arly, France
- Average daylight in September: 12h and 3min
The month with the longest days is June (Average daylight: 15h and 42min).
The month with the shortest days is December (Average daylight: 8h and 42min).
- Average sunshine in September: 8h and 4min
The month with the most sunshine is August (Average sunshine: 10h and 36min).
The months with the least sunshine are January and December (Average sunshine: 5h and 12min).
Average sunshine days in September
Praz-sur-Arly, France
- Average sunshine days in September: 12.4 days
The month with the most sunshine days is October (18.7 days).
The month with the least sunshine days is May (7.5 days).
Average UV index in September
Praz-sur-Arly, France
- Average UV index in September: 3
The months with the highest UV index are June and July (UV index 4).
The months with the lowest UV index are January and February (UV index 1).
Average cloud cover in September
Praz-sur-Arly, France
- Average cloud cover in September: 35
The month with the most cloud cover is February (Cloud cover 45).
The month with the least cloud cover is August (Cloud cover 31).
Average visibility in September
Praz-sur-Arly, France
- Average visibility in September: 8km
The months with the highest visibility are April, May, June, July, August, September, October, November and December (8km).
The months with the lowest visibility are January, February and March (7km).
Praz-sur-Arly, France
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