September weather forecast
Stabio, Switzerland

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September

Weather in September

September, the first month of the autumn in Stabio, is also an agreeable month, with temperature in the range of an average high of 21°C (69.8°F) and an average low of 11.5°C (52.7°F).

Temperature

September witnesses a gentle descent in average high-temperature, descending from August's warm 25.9°C (78.6°F) to a pleasant 21°C (69.8°F). During the nights in September, Stabio experiences a consistent average temperature of 11.5°C (52.7°F).

Humidity

The average relative humidity in September in Stabio is 74%.

Rainfall

In Stabio, during September, the rain falls for 15.4 days and regularly aggregates up to 67mm (2.64") of precipitation. In Stabio, during the entire year, the rain falls for 172.1 days and collects up to 1177mm (46.34") of precipitation.

Snowfall

April through September are months without snowfall in Stabio.

Daylight

In September, the average length of the day in Stabio is 12h and 32min.
On the first day of September in Stabio, sunrise is at 06:45 and sunset at 20:02. On the last day of the month, sunrise is at 07:21 and sunset at 19:06 CEST.

Sunshine

In September, the average sunshine is 9.6h.

UV index

In September, the average daily maximum UV index in Stabio, Switzerland, is 4. A UV Index of 3 to 5 symbolizes a medium vulnerability from unprotected exposure to Sun's UV rays for average individuals.
Note: In September, the average maximum UV index of 4 translates into the following recommendations:
Prioritize safety - Recommendations to avert sunburn are shared. Protect yourself from the midday Sun's peak UV radiation by minimizing exposure. A wide-brimmed hat is a staple for defending the face, eyes, ears, and neck from the Sun.
Updated: Feb 4, 2024
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are September temperatures in Stabio?
The average high-temperature, in September, in Stabio, is 21°C (69.8°F), while the average low-temperature is 11.5°C (52.7°F).
What is the average humidity in September in Stabio?
The average relative humidity in September in Stabio, Switzerland, is 74%.
How many days does it rain in September in Stabio?
In September, in Stabio, Switzerland, the rain falls for 15.4 days. Throughout September, 67mm (2.64") of precipitation is accumulated.
When it does not snow in Stabio?
In Stabio, snow does not fall in April through September.
Does it snow in Stabio in September?
In Stabio, Switzerland, in September, it doesn't snow. In October, it regularly snows.
What is the average length of the day in September in Stabio?
In September, the average day length in Stabio is 12h and 32min.
What time are sunrise and sunset in September in Stabio?
On the first day of September, sunrise is at 06:45 and sunset at 20:02. On the last day of the month, sunrise is at 07:21 and sunset at 19:06 CEST.
How many hours of sunshine does Stabio have in September?
In September, the average sunshine duration is 9.6h.
What is the UV index reading in September in Stabio?
The average daily maximum UV index in September is 4. A UV Index reading of 3 to 5 represents a medium health risk from exposure to the Sun's UV radiation.
Today
Tomorrow
Long-term
YearJFMAMJJASeptemberOND
Aug
September
Oct
Average high temperature
25.9°C
21°C
15.8°C
Average low temperature
15.2°C
11.5°C
7.8°C
Average pressure
1016.9mbar
1017.5mbar
1018mbar
Average wind speed
6.3km/h
6.1km/h
5.8km/h
Average max. wind speed
6.8km/h
6.5km/h
6.4km/h
Average wind speed gusts
10.7km/h
10.5km/h
9.9km/h
Average humidity
71%
74%
76%
Average rainfall
143mm
67mm
119mm
Average rainfall days
18.8
15.4
12.2
Average snowfall
0mm
0mm
1mm
Average snowfall days
0
0
0.1
Average daylight
14h 1min
12h 3min
10h 5min
Average sunshine
10h 5min
9h 4min
6h 2min
Average sunshine days
8.6
11.8
17.1
Average UV index
5
4
3
Average cloud cover
25%
28%
34%
Average visibility
9km
9km
9km
Average temperature in September
Stabio, Switzerland
  • Average high temperature in September: 21°C

The warmest month (with the highest average high temperature) is July (26.3°C).
The month with the lowest average high temperature is January (4.8°C).

  • Average low temperature in September: 11.5°C

The month with the highest average low temperature is August (15.2°C).
The coldest month (with the lowest average low temperature) is January (-0.9°C).

Average pressure in September
Stabio, Switzerland
  • Average pressure in September: 1017.5mbar

The month with the highest atmospheric pressure is December (1020.3mbar).
The month with the lowest atmospheric pressure is April (1014.9mbar).

Average wind speed in September
Stabio, Switzerland
  • Average wind speed in September: 6.1km/h

The windiest month (with the highest average wind speed) is March (6.9km/h).
The calmest month (with the lowest average wind speed) is November (5.5km/h).

Average humidity in September
Stabio, Switzerland
  • Average humidity in September: 74%

The month with the highest relative humidity is November (79%).
The month with the lowest relative humidity is July (70%).

Average rainfall in September
Stabio, Switzerland
  • Average rainfall in September: 67mm

The wettest month (with the highest rainfall) is November (177mm).
The driest month (with the least rainfall) is January (31mm).

Average rainfall days in September
Stabio, Switzerland
  • Average rainfall days in September: 15.4 days

The months with the highest number of rainy days are June and July (20.2 days).
The month with the least rainy days is January (6.8 days).

Average snowfall in September
Stabio, Switzerland
  • Average snowfall in September: 0mm

The month with the highest snowfall is February (69mm).
The months with the least snowfall are April, May, June, July, August and September (0mm).

Average snowfall days in September
Stabio, Switzerland
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (3.8 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

Average daylight in September /
Average sunshine in September
Stabio, 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: 9h and 4min

The month with the most sunshine is July (Average sunshine: 11h and 30min).
The month with the least sunshine is November (Average sunshine: 5h and 18min).

Average sunshine days in September
Stabio, Switzerland
  • Average sunshine days in September: 11.8 days

The month with the most sunshine days is December (21.5 days).
The month with the least sunshine days is June (6 days).

Average UV index in September
Stabio, Switzerland
  • Average UV index in September: 4

The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).

Average cloud cover in September
Stabio, Switzerland
  • Average cloud cover in September: 28

The month with the most cloud cover is November (Cloud cover 42).
The month with the least cloud cover is July (Cloud cover 23).

Average visibility in September
Stabio, Switzerland
  • Average visibility in September: 9km

The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (9km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (9km).

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