September Weather in Gruenau im Almtal, Austria

Last updated: August 22, 2025

In Gruenau im Almtal, Austria, the average temperature in September hovers around 12°C (54°F), making it a mild yet variable time of year. Expect temperatures to range from a chilly -3°C (27°F) to a warm 27°C (80°F). With precipitation totaling 167 mm (6.6 in) over approximately 16 days, be prepared for some wet weather. Humidity levels are generally high, averaging around 74%, contributing to a cool and crisp atmosphere.

September Temperature in Gruenau im Almtal

In September in Gruenau im Almtal, the average temperature is 12°C (54°F), with maximums reaching 27°C (80°F) and minimums dropping as low as -3°C (27°F). This varied climate makes it essential for travelers to pack layers to prepare for both warm and chilly conditions.

September Weather in Gruenau im Almtal: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Gruenau im Almtal, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Gruenau im Almtal, September typically has an average temperature of 12°C (54°F), with highs reaching up to 27°C (80°F) and lows dropping to around -3°C (27°F).

Data source: Temperature data for Gruenau im Almtal generated using information from the Copernicus Climate Change Service.

September Precipitation in Gruenau im Almtal

In Gruenau im Almtal in September, the precipitation amount is 167 mm (6.6 in) occurring over a span of 16 days.

September Precipitation Trends in Gruenau im Almtal

The chart displays monthly precipitation patterns in Gruenau im Almtal, 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 Gruenau im Almtal, September typically receives around 167 mm (6.6 inches) of precipitation spread over approximately 16 days.

Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.

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Millimeters (mm) Inches (in)

September Humidity in Gruenau im Almtal

In Gruenau im Almtal in September, humidity is 74%. With an average temperature of 12°C (54°F), this humidity feels like a chilly embrace that can dampen your travel experience, making it essential to dress in layers and prepare for an unexpected drizzle while exploring the sights.

September Average Humidity in Gruenau im Almtal

This chart illustrates the average monthly humidity levels in Gruenau im Almtal, 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 Gruenau im Almtal is approximately 74%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Gruenau im Almtal

In Gruenau im Almtal in September, the maximum UV index is 7, which corresponds to the high Exposure Category. This means that the time to burn is approximately 25 minutes. For more detailed information, you can check the Hourly UV Index in Gruenau im Almtal.

Maximum UV Index Levels in Gruenau im Almtal for September

The chart shows the monthly maximum UV Index (UVI) for Gruenau im Almtal 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 Gruenau im Almtal typically reaches 7, which falls under the high exposure category.

Data source: Gruenau im Almtal 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 Gruenau im Almtal Compares to Other Months

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

This table compares monthly weather conditions in Gruenau im Almtal, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-3°C (27°F)	128 mm (5.0 inches)	91%	low
February Weather	0°C (31°F)	102 mm (4.0 inches)	87%	moderate
March Weather	2°C (35°F)	116 mm (4.6 inches)	82%	high
April Weather	6°C (43°F)	92 mm (3.6 inches)	79%	high
May Weather	10°C (51°F)	208 mm (8.2 inches)	74%	very high
June Weather	16°C (61°F)	186 mm (7.3 inches)	75%	very high
July Weather	16°C (62°F)	215 mm (8.5 inches)	74%	very high
August Weather	17°C (62°F)	200 mm (7.9 inches)	68%	very high
September Weather	12°C (54°F)	167 mm (6.6 inches)	74%	high
October Weather	8°C (47°F)	130 mm (5.1 inches)	88%	moderate
November Weather	3°C (37°F)	83 mm (3.3 inches)	90%	moderate
December Weather	-1°C (30°F)	152 mm (6.0 inches)	89%	low