August Weather in Twann, Switzerland

Last updated: August 27, 2025

In August, the average temperature in Twann, Switzerland hovers around 19°C (66°F), making it a pleasant time to visit. Expect a comfortable minimum of 8°C (46°F) and a warm maximum reaching up to 33°C (92°F). However, be prepared for some rain, as 112 mm (4.4 in) of precipitation may fall over 13 days. With an average humidity of 77%, the weather combines warmth with a touch of tropical moisture.

August Temperature in Twann

In August in Twann, the average temperature is 19°C (66°F). Maximums can reach 33°C (92°F), while minimums can drop as low as 8°C (46°F). This range makes it a great time for travelers to enjoy a mix of warm days and cooler evenings while exploring the local attractions.

August Weather in Twann: Daily Temperature Highs, Lows, and Averages

The chart illustrates August temperature patterns in Twann, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Twann, August typically has an average temperature of 19°C (66°F), with highs reaching up to 33°C (92°F) and lows dropping to around 8°C (46°F).

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

August Precipitation in Twann

In Twann in August, the precipitation amount is 112 mm (4.4 in) over the course of 13 days.

August Precipitation Trends in Twann

The chart displays monthly precipitation patterns in Twann, with values for each month alongside August’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how August’s conditions compare to those of other months. In Twann, August typically receives around 112 mm (4.4 inches) of precipitation spread over approximately 13 days.

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

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Millimeters (mm) Inches (in)

August Humidity in Twann

In Twann in August, humidity is 77%. With an average temperature of 19°C (66°F), this humidity feels like a heavy blanket wrapping around you, making the air feel thick and sticky, which can be quite uncomfortable for traveling.

August Average Humidity in Twann

This chart illustrates the average monthly humidity levels in Twann, with August’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In August, average humidity in Twann is approximately 77%, offering insight into how humid the weather typically is during this month.

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

August UV Index in Twann

In Twann in August, the maximum UV index is 8, which corresponds to a very high Exposure Category. This means that the time to burn is only 15 minutes. For more detailed information, you can refer to the Hourly UV Index in Twann.

Maximum UV Index Levels in Twann for August

The chart shows the monthly maximum UV Index (UVI) for Twann in August, 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 August, the maximum UV index in Twann typically reaches 8, which falls under the very high exposure category.

Data source: Twann August 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 August Weather in Twann Compares to Other Months

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

This table compares monthly weather conditions in Twann, showing how August’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	1°C (34°F)	92 mm (3.6 inches)	91%	low
February Weather	3°C (38°F)	77 mm (3.0 inches)	89%	moderate
March Weather	6°C (42°F)	97 mm (3.8 inches)	87%	moderate
April Weather	9°C (49°F)	57 mm (2.3 inches)	84%	high
May Weather	13°C (55°F)	136 mm (5.4 inches)	80%	very high
June Weather	18°C (65°F)	103 mm (4.0 inches)	82%	very high
July Weather	19°C (67°F)	126 mm (5.0 inches)	82%	very high
August Weather	19°C (66°F)	112 mm (4.4 inches)	77%	very high
September Weather	15°C (59°F)	69 mm (2.7 inches)	81%	high
October Weather	10°C (51°F)	97 mm (3.8 inches)	89%	moderate
November Weather	5°C (41°F)	77 mm (3.0 inches)	89%	low
December Weather	2°C (36°F)	134 mm (5.3 inches)	91%	low