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, La Giettaz's average high-temperature eases from a pleasant 21°C (69.8°F) to a refreshing 16.8°C (62.2°F). In September, the temperature in La Giettaz drops to an average of 6.3°C (43.3°F) at night.Humidity
In September, the average relative humidity in La Giettaz is 80%.Rainfall
September is the month with the least rainfall. Rain falls for 11.1 days and accumulates 26mm (1.02") of precipitation.Snowfall
July through September are months without snowfall.Daylight
The average length of the day in September is 12h and 32min.On the first day of the month, sunrise is at 06:55 and sunset at 20:12. On the last day of September, sunrise is at 07:31 and sunset at 19:15 CEST.
Sunshine
In La Giettaz, France, the average sunshine in September is 8.7h.UV index
In La Giettaz, France, the average daily maximum UV index in September is 3. A UV Index estimate of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV radiation for the average person.Note: In September, a regular UV index of 3 translates into these guidelines:
Be mindful. Those with pale skin might receive burns in fewer than 30 minutes. Considering the strength of solar radiation at midday, one should avoid direct Sun exposure. Experience reduced UV exposure by about half when donning a wide-brim hat. Be vigilant! The reflective nature of snow can increase the Sun's UV radiation nearly twofold.
Frequently asked questions
What are the temperatures in La Giettaz in September?
What is the average humidity in September in La Giettaz?
What is the driest month in La Giettaz?
How many days does it rain in September in La Giettaz?
When it does not snow in La Giettaz?
Does it snow in La Giettaz in September?
What is the average length of the day in September in La Giettaz?
When are sunrise and sunset in September in La Giettaz?
How many hours of sunshine does La Giettaz have in September?
What is the UV index intensity in September in La Giettaz?
Average temperature in September
La Giettaz, France
- Average high temperature in September: 16.8°C
The warmest month (with the highest average high temperature) is August (21°C).
The month with the lowest average high temperature is January (0.9°C).
- Average low temperature in September: 6.3°C
The month with the highest average low temperature is August (9.5°C).
The coldest month (with the lowest average low temperature) is February (-7.3°C).
Average pressure in September
La Giettaz, France
- Average pressure in September: 1018.3mbar
The month with the highest atmospheric pressure is December (1021mbar).
The month with the lowest atmospheric pressure is April (1015.2mbar).
Average wind speed in September
La Giettaz, France
- Average wind speed in September: 6.2km/h
The windiest month (with the highest average wind speed) is December (7.9km/h).
The calmest months (with the lowest average wind speed) are August and September (6.2km/h).
Average humidity in September
La Giettaz, France
- Average humidity in September: 80%
The month with the highest relative humidity is February (88%).
The month with the lowest relative humidity is August (76%).
Average rainfall in September
La Giettaz, France
- Average rainfall in September: 26mm
The wettest month (with the highest rainfall) is May (76mm).
The driest month (with the least rainfall) is September (26mm).
Average rainfall days in September
La Giettaz, France
- Average rainfall days in September: 11.1 days
The month with the highest number of rainy days is June (16.8 days).
The month with the least rainy days is February (4.6 days).
Average snowfall in September
La Giettaz, France
- Average snowfall in September: 0mm
The month with the highest snowfall is January (298mm).
The months with the least snowfall are July, August and September (0mm).
Average snowfall days in September
La Giettaz, France
- Average snowfall days in September: 0.3 days
The month with the highest number of snowfall days is January (11.9 days).
The months with the least snowfall days are July and August (0 days).
Average daylight in September /
Average sunshine in September
La Giettaz, 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 42min).
The month with the least sunshine is December (Average sunshine: 5h and 18min).
Average sunshine days in September
La Giettaz, France
- Average sunshine days in September: 16.4 days
The month with the most sunshine days is October (20.6 days).
The month with the least sunshine days is June (10.7 days).
Average UV index in September
La Giettaz, France
- Average UV index in September: 3
The months with the highest UV index are June and July (UV index 5).
The months with the lowest UV index are January, February, March, November and December (UV index 2).
Average cloud cover in September
La Giettaz, France
- Average cloud cover in September: 34
The month with the most cloud cover is December (Cloud cover 43).
The month with the least cloud cover is August (Cloud cover 29).
Average visibility in September
La Giettaz, France
- Average visibility in September: 8km
The months with the highest visibility are March, April, May, June, July, August, September, October, November and December (8km).
The months with the lowest visibility are January and February (7km).
La Giettaz, France
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