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September Weather in Trattenbach, Austria

Last updated: August 22, 2025

In Trattenbach, Austria, the average temperature in September hovers around 13°C (55°F), with a diverse range of temperatures that can dip to a chilly -2°C (29°F) or soar to a warm 26°C (78°F). Be prepared for some rain, as you'll likely encounter 116 mm (4.6 in) of precipitation over about 14 days. With an average humidity of 65%, it's a month that balances cool breezes and occasional showers—perfect for cozy indoor activities or light outdoor adventures!

September Temperature in Trattenbach

In September in Trattenbach, the average temperature is 13°C (55°F). Maximums can reach 26°C (78°F) while minimums can drop as low as -2°C (29°F). This fluctuation makes it essential to pack layers for a comfortable trip.

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

The chart illustrates September temperature patterns in Trattenbach, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Trattenbach, September typically has an average temperature of 13°C (55°F), with highs reaching up to 26°C (78°F) and lows dropping to around -2°C (29°F).
JanFebMarAprMayJunJulAugSepOctNovDec283236455262636355473831
Data source: Temperature data for Trattenbach 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 Trattenbach

In Trattenbach in September, the total precipitation amount is 116 mm (4.6 in) spread over a duration of 14 days.

September Precipitation Trends in Trattenbach

The chart displays monthly precipitation patterns in Trattenbach, 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 Trattenbach, September typically receives around 116 mm (4.6 inches) of precipitation spread over approximately 14 days.
JanFebMarAprMayJunJulAugSepOctNovDec48465371139123145164116726772
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Trattenbach

In Trattenbach in September, humidity is 65%. With an average temperature of 13°C (55°F), this humidity feels like a cool, damp embrace, making it essential for travelers to dress in layers and be prepared for occasional drizzles, while still enjoying the freshness of the air.

September Average Humidity in Trattenbach

This chart illustrates the average monthly humidity levels in Trattenbach, 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 Trattenbach is approximately 65%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec90%84%78%73%71%73%70%60%65%84%89%89%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Trattenbach

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

Maximum UV Index Levels in Trattenbach for September

The chart shows the monthly maximum UV Index (UVI) for Trattenbach 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 Trattenbach typically reaches 6, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec235689986432
Data source: Trattenbach 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 Trattenbach Compares to Other Months

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

This table compares monthly weather conditions in Trattenbach, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-2°C (28°F)48 mm (1.9 inches)90%low
February Weather0°C (32°F)46 mm (1.8 inches)84%moderate
March Weather2°C (37°F)53 mm (2.1 inches)78%moderate
April Weather7°C (45°F)71 mm (2.8 inches)73%high
May Weather11°C (52°F)139 mm (5.5 inches)71%very high
June Weather17°C (62°F)123 mm (4.9 inches)73%very high
July Weather17°C (63°F)145 mm (5.7 inches)70%very high
August Weather17°C (64°F)164 mm (6.4 inches)60%very high
September Weather13°C (55°F)116 mm (4.6 inches)65%high
October Weather8°C (47°F)72 mm (2.8 inches)84%moderate
November Weather3°C (38°F)67 mm (2.6 inches)89%moderate
December Weather-1°C (31°F)72 mm (2.8 inches)89%low

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