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
The start of September signals a gentle decrease in the average high-temperature, transitioning from an agreeable 22.8°C (73°F) in August to a refreshing 18.5°C (65.3°F). An average low-temperature of 8.5°C (47.3°F) marks the nights in Asuel throughout September.Humidity
The average relative humidity in September is 83%.Rainfall
The month with the least rainfall is September, when the rain falls for 14.3 days and typically collects 40mm (1.57") of precipitation.Snowfall
June through September are months without snowfall in Asuel.Daylight
In Asuel, the average length of the day in September is 12h and 34min.On the first day of the month, sunrise is at 06:50 and sunset at 20:11. On the last day of September, sunrise is at 07:29 and sunset at 19:12 CEST.
Sunshine
The average sunshine in September is 8.3h.UV index
In Asuel, Switzerland, the average daily maximum UV index in September is 3. A UV Index of 3 to 5 symbolizes a medium health hazard from unsafe exposure to UV radiation for the average person.Note: In September, the average maximum UV index of 3 translates into the following recommendations:
Be careful. Light complexion individuals might get burns in fewer than 30 minutes. Minimize direct exposure to the Sun during midday when its radiation is at its peak. To cut down UV radiation exposure by about half, sport a wide-brim hat.
Frequently asked questions
What is the usual temperature for Asuel in September?
What is the average humidity in September in Asuel?
What is the driest month in Asuel?
How many days does it rain in September in Asuel?
When it does not snow in Asuel?
Does it snow in Asuel in September?
What is the average length of the day in September in Asuel?
What time are sunrise and sunset in September in Asuel?
How long on average sun shines in September in Asuel?
How high is the UV index in September in Asuel?
Average temperature in September
Asuel, Switzerland
- Average high temperature in September: 18.5°C
The warmest months (with the highest average high temperature) are July and August (22.8°C).
The month with the lowest average high temperature is January (3.3°C).
- Average low temperature in September: 8.5°C
The month with the highest average low temperature is July (12.3°C).
The coldest month (with the lowest average low temperature) is January (-2°C).
Average pressure in September
Asuel, Switzerland
- Average pressure in September: 1018.6mbar
The month with the highest atmospheric pressure is December (1020.8mbar).
The months with the lowest atmospheric pressure are April and November (1015.7mbar).
Average wind speed in September
Asuel, Switzerland
- Average wind speed in September: 8.4km/h
The windiest month (with the highest average wind speed) is February (12.3km/h).
The calmest month (with the lowest average wind speed) is August (7.7km/h).
Average humidity in September
Asuel, Switzerland
- Average humidity in September: 83%
The month with the highest relative humidity is January (88%).
The month with the lowest relative humidity is April (80%).
Average rainfall in September
Asuel, Switzerland
- Average rainfall in September: 40mm
The wettest month (with the highest rainfall) is June (94mm).
The driest month (with the least rainfall) is September (40mm).
Average rainfall days in September
Asuel, Switzerland
- Average rainfall days in September: 14.3 days
The month with the highest number of rainy days is June (20.9 days).
The month with the least rainy days is February (10.6 days).
Average snowfall in September
Asuel, Switzerland
- Average snowfall in September: 0mm
The month with the highest snowfall is February (170mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in September
Asuel, Switzerland
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (12.2 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Asuel, 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 2min
The month with the most sunshine is July (Average sunshine: 10h and 0min).
The month with the least sunshine is December (Average sunshine: 4h and 24min).
Average sunshine days in September
Asuel, Switzerland
- Average sunshine days in September: 12.6 days
The month with the most sunshine days is October (14.8 days).
The month with the least sunshine days is June (6.7 days).
Average UV index in September
Asuel, Switzerland
- 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, October, November and December (UV index 2).
Average cloud cover in September
Asuel, Switzerland
- Average cloud cover in September: 38
The month with the most cloud cover is January (Cloud cover 57).
The month with the least cloud cover is August (Cloud cover 34).
Average visibility in September
Asuel, Switzerland
- Average visibility in September: 8km
The months with the highest visibility are March, April, July and August (9km).
The months with the lowest visibility are January, February, May, June, September, October, November and December (8km).
Asuel, Switzerland
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