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September Weather in L'Abbaye, Switzerland

Last updated: August 27, 2025

In September, the average temperature in L'Abbaye, Switzerland hovers around 14°C (58°F), with a range that can dip to a chilly 3°C (38°F) or rise to a warm 27°C (81°F). Expect 101 mm (4.0 in) of precipitation spread over 13 days, accompanied by an average humidity level of 81%.

September Temperature in L'Abbaye

In September in L'Abbaye, the average temperature is 14°C (58°F). The maximum can reach 27°C (81°F), and the minimum can be as low as 3°C (38°F). This pleasant climate makes L'Abbaye an ideal destination for travelers seeking a mix of mild warmth and cooler evenings.

September Weather in L'Abbaye: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in L'Abbaye, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In L'Abbaye, September typically has an average temperature of 14°C (58°F), with highs reaching up to 27°C (81°F) and lows dropping to around 3°C (38°F).
JanFebMarAprMayJunJulAugSepOctNovDec333842485463656458504136
Data source: Temperature data for L'Abbaye generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

September Precipitation in L'Abbaye

In L'Abbaye in September, the precipitation amount is 101 mm (4.0 in) over the course of 13 days.

September Precipitation Trends in L'Abbaye

The chart displays monthly precipitation patterns in L'Abbaye, with values for each month alongside September’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how September’s conditions compare to those of other months. In L'Abbaye, September typically receives around 101 mm (4.0 inches) of precipitation spread over approximately 13 days.
JanFebMarAprMayJunJulAugSepOctNovDec13910915281186193151147101125123220
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in L'Abbaye

In L'Abbaye in September, humidity is 81%. With an average temperature of 14°C (58°F), this humidity feels like a warm blanket wrapping around you, making outdoor adventures sticky and challenging, while also providing a lush, vibrant atmosphere perfect for exploring.

September Average Humidity in L'Abbaye

This chart illustrates the average monthly humidity levels in L'Abbaye, with September’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In September, average humidity in L'Abbaye is approximately 81%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec91%89%87%84%80%82%82%77%81%89%89%91%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in L'Abbaye

In L'Abbaye in September, the maximum UV index is 6, which corresponds to a high Exposure Category. The time to burn is approximately 25 minutes. To find the hourly UV index in L'Abbaye, you can refer to this Hourly UV Index in L'Abbaye.

Maximum UV Index Levels in L'Abbaye for September

The chart shows the monthly maximum UV Index (UVI) for L'Abbaye in September, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In September, the maximum UV index in L'Abbaye typically reaches 6, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec2367810986432
Data source: L'Abbaye September UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

How September Weather in L'Abbaye Compares to Other Months

Weather in L'Abbaye varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in L'Abbaye, focusing on differences in temperature, rainfall, humidity, and UV levels.

This table compares monthly weather conditions in L'Abbaye, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather0°C (33°F)139 mm (5.5 inches)91%low
February Weather3°C (38°F)109 mm (4.3 inches)89%moderate
March Weather5°C (42°F)151 mm (6.0 inches)87%high
April Weather9°C (48°F)81 mm (3.2 inches)84%high
May Weather12°C (54°F)186 mm (7.3 inches)80%very high
June Weather17°C (63°F)193 mm (7.6 inches)82%very high
July Weather18°C (65°F)151 mm (6.0 inches)82%very high
August Weather18°C (65°F)147 mm (5.8 inches)77%very high
September Weather14°C (58°F)101 mm (4.0 inches)81%high
October Weather10°C (50°F)125 mm (4.9 inches)89%moderate
November Weather5°C (41°F)123 mm (4.8 inches)89%moderate
December Weather2°C (36°F)220 mm (8.7 inches)91%low

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