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
September brings a slight decrease in temperature, down from an enjoyable 16.7°C (62.1°F) in August to a fresh 12.3°C (54.1°F). Vex records an average nighttime low-temperature of 3.3°C (37.9°F) throughout September.Humidity
In September, the average relative humidity is 82%.Rainfall
September is the month with the least rainfall in Vex. Rain falls for 20.2 days and accumulates 76mm (2.99") of precipitation.Snowfall
Months with snowfall are January through May, September through December. September is the first month it typically snows in Vex, Switzerland. Throughout September, in the average 0.1 snowfall days, it receives 1mm (0.04") of snow. Throughout the year, there are 40.9 snowfall days, and 716mm (28.19") of snow is accumulated.Daylight
In Vex, the average length of the day in September is 12h and 32min.On the first day of the month, sunrise is at 06:51 and sunset at 20:08. On the last day of September, in Vex, sunrise is at 07:28 and sunset at 19:12 CEST.
Sunshine
The average sunshine in September in Vex is 8.3h.UV index
The average daily maximum UV index in September is 2. A UV Index reading of 2, and below, represents a low threat to health from exposure to the Sun's UV rays for the ordinary person.Note: A maximum UV index of 2 in September translates into the following recommendations:
While most can endure approximately an hour in the sun without burning, children always require protection from sunlight. To guard against the harmful effects of the Sun, minimize exposure during midday. Sunglasses providing both UVA and UVB protection are non-negotiable on sunlit days. Consider this! The reflection from snow can almost double the intensity of the Sun's UV radiation.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are September temperatures in Vex?
What is the average humidity in September in Vex?
What is the driest month in Vex?
How much does it rain in Vex in September?
When does it start snowing in Vex?
What is the average length of the day in September in Vex?
When are sunrise and sunset in September in Vex?
How many hours of sunshine does Vex have in September?
How high is the UV index in September in Vex?
Average temperature in September
Vex, Switzerland
- Average high temperature in September: 12.3°C
The warmest month (with the highest average high temperature) is August (16.7°C).
The month with the lowest average high temperature is January (-2.5°C).
- Average low temperature in September: 3.3°C
The month with the highest average low temperature is August (6.4°C).
The coldest months (with the lowest average low temperature) are January and February (-11°C).
Average pressure in September
Vex, Switzerland
- Average pressure in September: 1018.2mbar
The month with the highest atmospheric pressure is December (1020.9mbar).
The month with the lowest atmospheric pressure is April (1015.2mbar).
Average wind speed in September
Vex, Switzerland
- Average wind speed in September: 6.5km/h
The windiest month (with the highest average wind speed) is December (8.3km/h).
The calmest month (with the lowest average wind speed) is August (6.2km/h).
Average humidity in September
Vex, Switzerland
- Average humidity in September: 82%
The month with the highest relative humidity is March (90%).
The months with the lowest relative humidity are July and August (79%).
Average rainfall in September
Vex, Switzerland
- Average rainfall in September: 76mm
The wettest month (with the highest rainfall) is May (177mm).
The driest month (with the least rainfall) is September (76mm).
Average rainfall days in September
Vex, Switzerland
- Average rainfall days in September: 20.2 days
The month with the highest number of rainy days is May (25.8 days).
The month with the least rainy days is February (13.8 days).
Average snowfall in September
Vex, Switzerland
- Average snowfall in September: 1mm
The month with the highest snowfall is February (167mm).
The months with the least snowfall are June, July and August (0mm).
Average snowfall days in September
Vex, Switzerland
- Average snowfall days in September: 0.1 days
The month with the highest number of snowfall days is February (10.2 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight in September /
Average sunshine in September
Vex, Switzerland
- 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 2min
The months with the most sunshine are July and August (Average sunshine: 9h and 48min).
The month with the least sunshine is January (Average sunshine: 4h and 42min).
Average sunshine days in September
Vex, Switzerland
- Average sunshine days in September: 7.6 days
The month with the most sunshine days is October (13.5 days).
The month with the least sunshine days is June (2.8 days).
Average UV index in September
Vex, Switzerland
- Average UV index in September: 2
The months with the highest UV index are June and July (UV index 4).
The months with the lowest UV index are January and November (UV index 1).
Average cloud cover in September
Vex, Switzerland
- Average cloud cover in September: 41
The months with the most cloud cover are February and March (Cloud cover 53).
The month with the least cloud cover is October (Cloud cover 37).
Average visibility in September
Vex, Switzerland
- Average visibility in September: 7km
The months with the highest visibility are June, July, August, October and November (8km).
The months with the lowest visibility are January, February and March (6km).
