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September Weather in Roggenburg, Germany

Last updated: August 23, 2025

In Roggenburg, Germany, the average temperature in September hovers around 14°C (58°F), with minimums dipping to 1°C (33°F) and maximums reaching a pleasant 29°C (84°F). Expect precipitation to total about 72 mm (2.8 in) over the course of 11 days, while the air maintains a high humidity level of 85%.

September Temperature in Roggenburg

In September in Roggenburg, the average temperature is 14°C (58°F), with maximums reaching up to 29°C (84°F) and minimums dropping as low as 1°C (33°F). It's advisable to pack layers to comfortably enjoy the varied weather during your travels.

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

The chart illustrates September temperature patterns in Roggenburg, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Roggenburg, September typically has an average temperature of 14°C (58°F), with highs reaching up to 29°C (84°F) and lows dropping to around 1°C (33°F).
JanFebMarAprMayJunJulAugSepOctNovDec333741485564666657504036
Data source: Temperature data for Roggenburg 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 Roggenburg

In Roggenburg in September, the precipitation amount is 72 mm (2.8 in) over the course of 11 days.

September Precipitation Trends in Roggenburg

The chart displays monthly precipitation patterns in Roggenburg, 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 Roggenburg, September typically receives around 72 mm (2.8 inches) of precipitation spread over approximately 11 days.
JanFebMarAprMayJunJulAugSepOctNovDec706466451201279111572775092
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Roggenburg

In Roggenburg in September, humidity is 85%. With an average temperature of 14°C (58°F), this humidity feels like a thick blanket wrapping around you, making even short walks feel heavy and exhausting for traveling.

September Average Humidity in Roggenburg

This chart illustrates the average monthly humidity levels in Roggenburg, 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 Roggenburg is approximately 85%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec91%89%88%84%77%82%83%84%85%88%88%91%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Roggenburg

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

Maximum UV Index Levels in Roggenburg for September

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

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

This table compares monthly weather conditions in Roggenburg, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather1°C (34°F)70 mm (2.8 inches)91%low
February Weather3°C (37°F)64 mm (2.5 inches)89%moderate
March Weather5°C (41°F)66 mm (2.6 inches)88%moderate
April Weather9°C (48°F)45 mm (1.8 inches)84%high
May Weather13°C (55°F)120 mm (4.7 inches)77%very high
June Weather18°C (64°F)127 mm (5.0 inches)82%very high
July Weather19°C (66°F)91 mm (3.6 inches)83%very high
August Weather19°C (66°F)115 mm (4.5 inches)84%very high
September Weather14°C (58°F)72 mm (2.8 inches)85%high
October Weather10°C (50°F)77 mm (3.0 inches)88%moderate
November Weather4°C (40°F)50 mm (2.0 inches)88%low
December Weather2°C (36°F)92 mm (3.6 inches)91%low

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