September weather forecast
La Chaux-de-Fonds, Switzerland

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Weather in September

September witnesses a mild dip in temperature, indicating the onset of autumn in La Chaux-de-Fonds. Despite this, the weather remains pleasant, with nights chillier than the last months but days warm enough for outdoor activities. As the city transitions into new shades of fall, the ambiance turns more serene and reflective. Nature starts to showcase its artistry, painting La Chaux-de-Fonds in the magnificent hues of fall. September heralds the arrival of autumn, a season of ethereal beauty, drawing numerous nature lovers to the city.

Temperature

September signals a slight drop in average high-temperature, sliding from August's pleasant 20.2°C (68.4°F) to a refreshing 16.4°C (61.5°F). In the month of September, the nighttime temperature dips to a steady average of 6.5°C (43.7°F).

Humidity

In La Chaux-de-Fonds, the average relative humidity in September is 78.3%.

Rainfall

In La Chaux-de-Fonds, in September, during 10.6 rainfall days, 128mm (5.04") of precipitation is typically accumulated. Throughout the year, in La Chaux-de-Fonds, there are 149.5 rainfall days, and 1442mm (56.77") of precipitation is accumulated.

Snowfall

July through September are months without snowfall in La Chaux-de-Fonds.

Daylight

The average length of the day in September in La Chaux-de-Fonds is 12h and 34min.
On the first day of September in La Chaux-de-Fonds, sunrise is at 06:52 and sunset at 20:12. On the last day of the month, sunrise is at 07:30 and sunset at 19:14 CEST.

Sunshine

In La Chaux-de-Fonds, the average sunshine in September is 5.3h.

Frequently asked questions

What are the temperatures in La Chaux-de-Fonds in September?

In La Chaux-de-Fonds, 16.4°C (61.5°F) is the average high-temperature and 6.5°C (43.7°F) is the average low-temperature during September.

What is the average humidity in September in La Chaux-de-Fonds?

In La Chaux-de-Fonds, the average relative humidity in September is 78.3%.

How much does it rain in La Chaux-de-Fonds in September?

In La Chaux-de-Fonds, during September, the rain falls for 10.6 days and regularly aggregates up to 128mm (5.04") of precipitation.

When it does not snow in La Chaux-de-Fonds?

July through September are months without snowfall.

Does it snow in La Chaux-de-Fonds in September?

In La Chaux-de-Fonds, in September, it doesn't snow. In October, it regularly snows.

What is the average length of the day in September in La Chaux-de-Fonds?

In La Chaux-de-Fonds, Switzerland, the average day length in September is 12h and 34min.

What time are sunrise and sunset in September in La Chaux-de-Fonds?

On the first day of September, sunrise is at 06:52 and sunset at 20:12. On the last day of the month, sunrise is at 07:30 and sunset at 19:14 CEST.

How many hours of sunshine does La Chaux-de-Fonds have in September?

In La Chaux-de-Fonds, Switzerland, the average sunshine duration in September is 5.3h.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine

Average temperature in September
La Chaux-de-Fonds, Switzerland

Average temperature in September - La Chaux-de-Fonds, Switzerland
  • Average high temperature in September: 16.4°C

The warmest month (with the highest average high temperature) is July (20.7°C).
The month with the lowest average high temperature is January (2.7°C).

  • Average low temperature in September: 6.5°C

The month with the highest average low temperature is July (9.8°C).
The coldest month (with the lowest average low temperature) is January (-6°C).

Average humidity in September
La Chaux-de-Fonds, Switzerland

Average humidity in September - La Chaux-de-Fonds, Switzerland
  • Average humidity in September: 78.3%

The month with the highest relative humidity is January (82.6%).
The month with the lowest relative humidity is July (74.6%).

Average rainfall in September
La Chaux-de-Fonds, Switzerland

Average rainfall in September - La Chaux-de-Fonds, Switzerland
  • Average rainfall in September: 128mm

The wettest month (with the highest rainfall) is May (141mm).
The driest months (with the least rainfall) are February and April (99mm).

Average rainfall days in September
La Chaux-de-Fonds, Switzerland

Average rainfall days in September - La Chaux-de-Fonds, Switzerland
  • Average rainfall days in September: 10.6 days

The month with the highest number of rainy days is May (15.1 days).
The month with the least rainy days is September (10.6 days).

Average snowfall in September
La Chaux-de-Fonds, Switzerland

Average snowfall in September - La Chaux-de-Fonds, Switzerland
  • Average snowfall in September: 0mm

The month with the highest snowfall is January (680mm).
The months with the least snowfall are July, August and September (0mm).

Average snowfall days in September
La Chaux-de-Fonds, Switzerland

Average snowfall days in September - La Chaux-de-Fonds, Switzerland
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (9.3 days).
The months with the least snowfall days are July, August and September (0 days).

Average daylight in September /
Average sunshine in September
La Chaux-de-Fonds, Switzerland

Average daylight in September / Average sunshine in September - La Chaux-de-Fonds, Switzerland
  • Average daylight in September: 12h and 4min

The month with the longest days is June (Average daylight: 15h and 48min).
The month with the shortest days is December (Average daylight: 8h and 36min).

  • Average sunshine in September: 5h and 2min

The month with the most sunshine is July (Average sunshine: 6h and 48min).
The month with the least sunshine is December (Average sunshine: 2h and 36min).

La Chaux-de-Fonds, Switzerland

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