September Weather in Tweng, Austria

Last updated: August 22, 2025

In September, the average temperature in Tweng, Austria hovers around 9°C (49°F). You'll experience a minimum temperature of -9°C (16°F) and may enjoy warm days reaching a maximum of 24°C (76°F). Be prepared for precipitation totaling approximately 140 mm (5.5 in) over 15 days, with an average humidity of 74% that could add to the moist ambiance.

September Temperature in Tweng

In September in Tweng, the average temperature is 9°C (49°F). Maximum temperatures can reach 24°C (76°F), while minimums can drop as low as -9°C (16°F). Travelers should be prepared for a wide range of temperatures when visiting.

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

The chart illustrates September temperature patterns in Tweng, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Tweng, September typically has an average temperature of 9°C (49°F), with highs reaching up to 24°C (76°F) and lows dropping to around -9°C (16°F).

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

September Precipitation in Tweng

In Tweng in September, the total precipitation amount is 140 mm (5.5 in) over a span of 15 days.

September Precipitation Trends in Tweng

The chart displays monthly precipitation patterns in Tweng, 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 Tweng, September typically receives around 140 mm (5.5 inches) of precipitation spread over approximately 15 days.

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

Choose your preferred precipitation unit

Millimeters (mm) Inches (in)

September Humidity in Tweng

In Tweng in September humidity is 74%. With an average temperature of 9°C (49°F), this humidity feels like a chilly embrace that can make outdoor activities somewhat uncomfortable; travelers may find themselves needing to dress in layers to stay warm while also coping with the dampness in the air.

September Average Humidity in Tweng

This chart illustrates the average monthly humidity levels in Tweng, 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 Tweng 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 Tweng

In Tweng 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 Tweng.

Maximum UV Index Levels in Tweng for September

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

Data source: Tweng 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 Tweng Compares to Other Months

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

This table compares monthly weather conditions in Tweng, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-7°C (21°F)	95 mm (3.7 inches)	91%	low
February Weather	-4°C (25°F)	87 mm (3.4 inches)	87%	moderate
March Weather	-1°C (30°F)	97 mm (3.8 inches)	82%	high
April Weather	3°C (37°F)	87 mm (3.4 inches)	79%	very high
May Weather	7°C (44°F)	171 mm (6.7 inches)	74%	very high
June Weather	13°C (55°F)	134 mm (5.3 inches)	75%	very high
July Weather	13°C (56°F)	158 mm (6.2 inches)	74%	very high
August Weather	13°C (56°F)	199 mm (7.9 inches)	68%	very high
September Weather	9°C (49°F)	140 mm (5.5 inches)	74%	high
October Weather	5°C (41°F)	119 mm (4.7 inches)	88%	moderate
November Weather	0°C (32°F)	112 mm (4.4 inches)	90%	moderate
December Weather	-5°C (23°F)	142 mm (5.6 inches)	89%	low