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
With the beginning of September, the average high-temperature shows a small decrease, transitioning from a warm 23.8°C (74.8°F) in August to a refreshing 19.4°C (66.9°F). Augst observes an average low-temperature of 9°C (48.2°F) during September nights.Humidity
The average relative humidity in September in Augst is 81%.Rainfall
The month with the least rainfall in Augst is September, when the rain falls for 13.6 days and typically collects 41mm (1.61") of precipitation.Snowfall
June through September are months without snowfall in Augst, Switzerland.Daylight
The average length of the day in September is 12h and 34min.On the first day of the month, sunrise is at 06:48 and sunset at 20:09. On the last day of September, in Augst, sunrise is at 07:27 and sunset at 19:10 CEST.
Sunshine
In Augst, the average sunshine in September is 8.7h.UV index
In Augst, the average daily maximum UV index in September is 4. A UV Index reading of 3 to 5 represents a moderate health risk from exposure to the Sun's UV radiation for average individuals.Note: An average UV index of 4 in September transforms into this advice:
Put precautions into practice - Ensuring skin and eye safety is a necessity. Avoiding direct sunlight during midday hours helps reduce the risk from intense UV radiation. On days when the sun blazes, arm yourself with sunglasses that block UVA and UVB radiation.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are September temperatures in Augst?
What is the average humidity in September in Augst?
What is the driest month in Augst?
How many days does it rain in September in Augst?
When it does not snow in Augst?
Does it snow in Augst in September?
What is the average length of the day in September in Augst?
When is the sunrise / sunset in September in Augst?
How many hours of sunshine does Augst have in September?
How high is the UV index in September in Augst?
Average temperature in September
Augst, Switzerland
- Average high temperature in September: 19.4°C
The warmest months (with the highest average high temperature) are July and August (23.8°C).
The month with the lowest average high temperature is January (3.4°C).
- Average low temperature in September: 9°C
The months with the highest average low temperature are July and August (12.6°C).
The coldest month (with the lowest average low temperature) is January (-2.3°C).
Average pressure in September
Augst, Switzerland
- Average pressure in September: 1018.6mbar
The month with the highest atmospheric pressure is December (1020.7mbar).
The months with the lowest atmospheric pressure are April and November (1015.7mbar).
Average wind speed in September
Augst, Switzerland
- Average wind speed in September: 6.8km/h
The windiest month (with the highest average wind speed) is March (9.4km/h).
The calmest month (with the lowest average wind speed) is August (6.4km/h).
Average humidity in September
Augst, Switzerland
- Average humidity in September: 81%
The month with the highest relative humidity is January (88%).
The month with the lowest relative humidity is April (77%).
Average rainfall in September
Augst, Switzerland
- Average rainfall in September: 41mm
The wettest month (with the highest rainfall) is June (100mm).
The driest month (with the least rainfall) is September (41mm).
Average rainfall days in September
Augst, Switzerland
- Average rainfall days in September: 13.6 days
The month with the highest number of rainy days is May (22.3 days).
The month with the least rainy days is October (13 days).
Average snowfall in September
Augst, Switzerland
- Average snowfall in September: 0mm
The month with the highest snowfall is December (88mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in September
Augst, Switzerland
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (9 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Augst, Switzerland
- Average daylight in September: 12h and 4min
The month with the longest days is June (Average daylight: 15h and 54min).
The month with the shortest days is December (Average daylight: 8h and 30min).
- Average sunshine in September: 8h and 4min
The months with the most sunshine are July and August (Average sunshine: 10h and 12min).
The month with the least sunshine is December (Average sunshine: 4h and 36min).
Average sunshine days in September
Augst, Switzerland
- Average sunshine days in September: 12.8 days
The month with the most sunshine days is October (15 days).
The month with the least sunshine days is June (6.1 days).
Average UV index in September
Augst, Switzerland
- Average UV index in September: 4
The months with the highest UV index are June and July (UV index 5).
The month with the lowest UV index is November (UV index 1).
Average cloud cover in September
Augst, Switzerland
- Average cloud cover in September: 35
The months with the most cloud cover are January and December (Cloud cover 54).
The month with the least cloud cover is August (Cloud cover 32).
Average visibility in September
Augst, Switzerland
- Average visibility in September: 8km
The months with the highest visibility are March, April, May, June, July and August (9km).
The months with the lowest visibility are January, February, September, October, November and December (8km).
