August Weather in Sion, Peru

Last updated: August 27, 2025

In Sion, Peru, the average temperature in August is a mild 23°C (74°F). You can expect temperatures to range from a cool 13°C (56°F) to a warm 34°C (94°F). During this month, the region experiences about 56 mm (2.2 in) of precipitation spread over 9 days, with an average humidity of only 37%. Perfect weather for enjoying outdoor activities!

August Temperature in Sion

In August in Sion, the average temperature is 23°C (74°F). Maximum temperatures can reach 34°C (94°F), while the minimum can drop to as low as 13°C (56°F). This makes Sion a great destination for travelers looking to enjoy warm weather with a comfortable range of temperatures.

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

The chart illustrates August temperature patterns in Sion, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Sion, August typically has an average temperature of 23°C (74°F), with highs reaching up to 34°C (94°F) and lows dropping to around 13°C (56°F).

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

August Precipitation in Sion

In Sion in August, the precipitation amount is 56 mm (2.2 in) over a period of 9 days.

August Precipitation Trends in Sion

The chart displays monthly precipitation patterns in Sion, 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 Sion, August typically receives around 56 mm (2.2 inches) of precipitation spread over approximately 9 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 Sion

In Sion in August, humidity is 37%. With an average temperature of 23°C (74°F), this humidity feels like a comfortable and pleasant environment for traveling, making outdoor activities enjoyable without the discomfort of excessive moisture in the air.

August Average Humidity in Sion

This chart illustrates the average monthly humidity levels in Sion, 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 Sion is approximately 37%, 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 Sion

In Sion in August, the maximum UV index is 12, which corresponds to an extreme Exposure Category. The time to burn is just 10 minutes, underscoring the importance of sun protection. For detailed information, you can check the Hourly UV Index in Sion.

Maximum UV Index Levels in Sion for August

The chart shows the monthly maximum UV Index (UVI) for Sion 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 Sion typically reaches 12, which falls under the extreme exposure category.

Data source: Sion 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 Sion Compares to Other Months

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

This table compares monthly weather conditions in Sion, showing how August’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	23°C (74°F)	284 mm (11.2 inches)	80%	extreme
February Weather	23°C (74°F)	246 mm (9.7 inches)	76%	extreme
March Weather	23°C (73°F)	296 mm (11.7 inches)	81%	extreme
April Weather	23°C (74°F)	202 mm (7.9 inches)	86%	extreme
May Weather	23°C (73°F)	186 mm (7.3 inches)	86%	extreme
June Weather	23°C (73°F)	112 mm (4.4 inches)	70%	extreme
July Weather	22°C (72°F)	74 mm (2.9 inches)	47%	extreme
August Weather	23°C (74°F)	56 mm (2.2 inches)	37%	extreme
September Weather	24°C (76°F)	48 mm (1.9 inches)	42%	extreme
October Weather	24°C (76°F)	170 mm (6.7 inches)	62%	extreme
November Weather	24°C (75°F)	254 mm (10.0 inches)	76%	extreme
December Weather	23°C (74°F)	296 mm (11.7 inches)	89%	extreme