September weather forecast
Ermatingen, Switzerland

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September

Weather in September

September, the first month of the autumn in Ermatingen, is also an enjoyable month, with an average temperature varying between 7.9°C (46.2°F) and 18.6°C (65.5°F).

Temperature

A modest decline in the average high-temperature is seen during September, decreasing from a moderately hot 23.3°C (73.9°F) in August to a refreshing 18.6°C (65.5°F). Ermatingen experiences an average temperature drop to a frosty 7.9°C (46.2°F) during September nights.

Humidity

In Ermatingen, the average relative humidity in September is 82%.

Rainfall

In Ermatingen, in September, it is raining for 13.7 days, with typically 31mm (1.22") of accumulated precipitation. In Ermatingen, during the entire year, the rain falls for 177.1 days and collects up to 516mm (20.31") of precipitation.

Snowfall

In Ermatingen, snow does not fall in June through September.

Daylight

The average length of the day in September in Ermatingen is 12h and 34min.
On the first day of the month, sunrise is at 06:42 and sunset at 20:04. On the last day of September, in Ermatingen, sunrise is at 07:22 and sunset at 19:04 CEST.

Sunshine

In Ermatingen, the average sunshine in September is 8.7h.

UV index

In September, the average daily maximum UV index is 4. A UV Index estimate of 3 to 5 represents a medium health hazard from unprotected exposure to Sun's UV rays for the average person.
Note: An average maximum UV index of 4 in September leads to these recommendations:
Take necessary precautions - Suggestions to elude sunburn are provided. The Sun's UV radiation is especially harmful around midday, so reduce exposure and stay safe. For minimizing sun-related eye damage, always choose sunglasses with UVA and UVB coverage. Consider carefully! The reflective quality of snow can almost double the intensity of the Sun's UV radiation.
Updated: Feb 3, 2024
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the average September temperature in Ermatingen?
In Ermatingen, 18.6°C (65.5°F) is the average high-temperature and 7.9°C (46.2°F) is the average low-temperature during September.
What is the average humidity in September in Ermatingen?
In Ermatingen, Switzerland, the average relative humidity in September is 82%.
How many days does it rain in September in Ermatingen?
In September, in Ermatingen, the rain falls for 13.7 days. Throughout September, 31mm (1.22") of precipitation is accumulated.
When it does not snow in Ermatingen?
In Ermatingen, snow does not fall in June through September.
Does it snow in Ermatingen in September?
In Ermatingen, Switzerland, in September, it doesn't snow. In October, it regularly snows.
What is the average length of the day in September in Ermatingen?
The average day length in September is 12h and 34min.
What time are sunrise and sunset in September in Ermatingen?
On the first day of September in Ermatingen, sunrise is at 06:42 and sunset at 20:04. On the last day of the month, sunrise is at 07:22 and sunset at 19:04 CEST.
How many hours of sunshine does Ermatingen have in September?
In September, the average sunshine duration in Ermatingen, Switzerland, is 8.7h.
How high is the UV index in September in Ermatingen?
In September, the average daily maximum UV index in Ermatingen is 4. A UV Index estimate 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
23.3°C
18.6°C
13.6°C
Average low temperature
11.8°C
7.9°C
4.5°C
Average pressure
1017.6mbar
1018.7mbar
1018.6mbar
Average wind speed
6.4km/h
6.8km/h
6.8km/h
Average max. wind speed
7.1km/h
7.2km/h
7.5km/h
Average wind speed gusts
10.1km/h
11km/h
11.3km/h
Average humidity
80%
82%
85%
Average rainfall
71mm
31mm
35mm
Average rainfall days
18.3
13.7
11.9
Average snowfall
0mm
0mm
3mm
Average snowfall days
0
0.1
0.3
Average daylight
14h 1min
12h 4min
10h 5min
Average sunshine
10h 1min
8h 4min
5h 5min
Average sunshine days
9.1
14.2
16.7
Average UV index
4
4
2
Average cloud cover
34%
39%
45%
Average visibility
8km
8km
7km
Average temperature in September
Ermatingen, Switzerland
  • Average high temperature in September: 18.6°C

The warmest month (with the highest average high temperature) is July (23.6°C).
The month with the lowest average high temperature is January (2.6°C).

  • Average low temperature in September: 7.9°C

The month with the highest average low temperature is August (11.8°C).
The coldest month (with the lowest average low temperature) is January (-3.4°C).

Average pressure in September
Ermatingen, Switzerland
  • Average pressure in September: 1018.7mbar

The month with the highest atmospheric pressure is December (1020.6mbar).
The months with the lowest atmospheric pressure are April and November (1015.7mbar).

Average wind speed in September
Ermatingen, 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
Ermatingen, Switzerland
  • Average humidity in September: 82%

The month with the highest relative humidity is January (90%).
The months with the lowest relative humidity are April and July (78%).

Average rainfall in September
Ermatingen, Switzerland
  • Average rainfall in September: 31mm

The wettest month (with the highest rainfall) is August (71mm).
The driest month (with the least rainfall) is January (29mm).

Average rainfall days in September
Ermatingen, Switzerland
  • Average rainfall days in September: 13.7 days

The month with the highest number of rainy days is May (21.8 days).
The month with the least rainy days is February (10.1 days).

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

The month with the highest snowfall is February (88mm).
The months with the least snowfall are June, July, August and September (0mm).

Average snowfall days in September
Ermatingen, Switzerland
  • Average snowfall days in September: 0.1 days

The month with the highest number of snowfall days is February (10.8 days).
The months with the least snowfall days are June, July and August (0 days).

Average daylight in September /
Average sunshine in September
Ermatingen, 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 6min).
The month with the least sunshine is February (Average sunshine: 4h and 24min).

Average sunshine days in September
Ermatingen, Switzerland
  • Average sunshine days in September: 14.2 days

The month with the most sunshine days is October (16.7 days).
The month with the least sunshine days is June (7.3 days).

Average UV index in September
Ermatingen, 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
Ermatingen, Switzerland
  • Average cloud cover in September: 39

The month with the most cloud cover is February (Cloud cover 58).
The month with the least cloud cover is August (Cloud cover 34).

Average visibility in September
Ermatingen, Switzerland
  • Average visibility in September: 8km

The months with the highest visibility are March, April, May, June, July, August and September (8km).
The months with the lowest visibility are January, February, October, November and December (7km).

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