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September Weather in Hemmental, Switzerland

Last updated: August 27, 2025

In Hemmental, Switzerland, the average temperature in September is 15°C (58°F), with a minimum of 1°C (33°F) and a maximum reaching up to 29°C (84°F). You'll also experience a moderate amount of precipitation, averaging 74 mm (2.9 in) over 12 days, accompanied by a high average humidity of 83%. Be prepared for a mix of weather conditions!

September Temperature in Hemmental

In September in Hemmental, the average temperature is 15°C (58°F). Maximums can reach 29°C (84°F) and minimums can be as low as 1°C (33°F). It's a great time to visit if you enjoy mild weather with occasional warmth!

September Weather in Hemmental: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Hemmental, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Hemmental, September typically has an average temperature of 15°C (58°F), with highs reaching up to 29°C (84°F) and lows dropping to around 1°C (33°F).
JanFebMarAprMayJunJulAugSepOctNovDec333742495564666658504036
Data source: Temperature data for Hemmental 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 Hemmental

In Hemmental in September, the precipitation amount is 74 mm (2.9 in) over a span of 12 days.

September Precipitation Trends in Hemmental

The chart displays monthly precipitation patterns in Hemmental, 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 Hemmental, September typically receives around 74 mm (2.9 inches) of precipitation spread over approximately 12 days.
JanFebMarAprMayJunJulAugSepOctNovDec9274845812312697123748364120
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Hemmental

In Hemmental in September, humidity is 83%. With an average temperature of 15°C (58°F), this humidity feels like a warm blanket enveloping you, making outdoor activities sticky and uncomfortable for traveling.

September Average Humidity in Hemmental

This chart illustrates the average monthly humidity levels in Hemmental, 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 Hemmental is approximately 83%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec92%89%87%84%80%82%83%80%83%90%89%90%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Hemmental

In Hemmental 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 Hemmental, you can refer to this Hourly UV Index in Hemmental.

Maximum UV Index Levels in Hemmental for September

The chart shows the monthly maximum UV Index (UVI) for Hemmental 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 Hemmental typically reaches 6, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec235689986421
Data source: Hemmental 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 Hemmental Compares to Other Months

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

This table compares monthly weather conditions in Hemmental, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather0°C (33°F)92 mm (3.6 inches)92%low
February Weather3°C (37°F)74 mm (2.9 inches)89%moderate
March Weather5°C (42°F)84 mm (3.3 inches)87%moderate
April Weather9°C (49°F)58 mm (2.3 inches)84%high
May Weather13°C (55°F)123 mm (4.9 inches)80%very high
June Weather18°C (65°F)126 mm (5.0 inches)82%very high
July Weather19°C (67°F)97 mm (3.8 inches)83%very high
August Weather19°C (66°F)123 mm (4.8 inches)80%very high
September Weather15°C (58°F)74 mm (2.9 inches)83%high
October Weather10°C (50°F)83 mm (3.3 inches)90%moderate
November Weather4°C (40°F)64 mm (2.5 inches)88%low
December Weather2°C (36°F)120 mm (4.7 inches)90%low

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