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 is marked by a subtle drop in average high-temperatures, transitioning from an enjoyable 16.7°C (62.1°F) in August to a cool 12.3°C (54.1°F). Throughout the nights in September, an average low-temperature of 3.3°C (37.9°F) is noted in Nax.Humidity
The average relative humidity in September in Nax, Switzerland, is 82%.Rainfall
The month with the least rainfall is September, when the rain falls for 20.2 days and typically collects 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 Nax. Throughout September, in the average 0.1 snowfall days, it receives 1mm (0.04") of snow. In Nax, during the entire year, snow falls for 40.9 days and aggregates up to 716mm (28.19") of snow.Daylight
In Nax, the average length of the day in September is 12h and 32min.On the first day of September, sunrise is at 06:51 and sunset at 20:08. On the last day of the month, sunrise is at 07:28 and sunset at 19:12 CEST.
Sunshine
In September, the average sunshine is 8.3h.UV index
The average daily maximum UV index in September is 2. A UV Index of 2, and less, symbolizes a low threat to health from exposure to the Sun's UV radiation for ordinary individuals.Note: The daily maximum UV index of 2 in September interprets into the following advice:
Extended exposure to the sun should always be avoided by children, infants, and those with sensitive skin. Being exposed to the midday Sun can have harmful effects due to strong UV radiation; always take precautions. Shield yourself from the harmful effects of UV radiation with sun-protective attire, a hat, and quality sunglasses. Watch out! The Sun's UV radiation can be nearly magnified twofold due to snow reflection.
Frequently asked questions
What are the temperatures in Nax in September?
What is the average humidity in September in Nax?
What is the driest month in Nax?
How many days does it rain in September in Nax?
When does it start to snow in Nax?
How many hours of daylight does Nax have in September?
When is the sunrise / sunset in September in Nax?
How long on average sun shines in September in Nax?
What is the UV index reading in September in Nax?
Average temperature in September
Nax, 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
Nax, 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
Nax, 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
Nax, 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
Nax, 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
Nax, 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
Nax, 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
Nax, 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
Nax, 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
Nax, 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
Nax, 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
Nax, 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
Nax, 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).
Nax, Switzerland
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