October Weather in Sion, Peru

Last updated: August 27, 2025

In October, the average temperature in Sion, Peru hovers around 24°C (76°F). Daily temperatures can range from a cool 16°C (61°F) to a warm 35°C (96°F). Expect 170 mm (6.7 in) of precipitation spread over approximately 21 days, contributing to an average humidity of 62%. Planning a visit? Be ready for a mix of warm and rainy days!

October Temperature in Sion

In October in Sion, the average temperature is 24°C (76°F). Maximums can reach 35°C (96°F), and minimums can be as low as 16°C (61°F). This makes Sion a comfortable destination for travelers looking to enjoy mild weather and outdoor activities.

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

The chart illustrates October 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, October typically has an average temperature of 24°C (76°F), with highs reaching up to 35°C (96°F) and lows dropping to around 16°C (61°F).

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

October Precipitation in Sion

In Sion in October, the precipitation amount is 170 mm (6.7 in) over the course of 21 days.

October Precipitation Trends in Sion

The chart displays monthly precipitation patterns in Sion, with values for each month alongside October’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how October’s conditions compare to those of other months. In Sion, October typically receives around 170 mm (6.7 inches) of precipitation spread over approximately 21 days.

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

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Millimeters (mm) Inches (in)

October Humidity in Sion

In Sion in October, humidity is 62%. With an average temperature of 24°C (76°F), this humidity feels like a warm, slightly sticky embrace, making it essential for travelers to stay hydrated and take breaks in the shade as they explore the vibrant surroundings.

October Average Humidity in Sion

This chart illustrates the average monthly humidity levels in Sion, with October’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In October, average humidity in Sion is approximately 62%, offering insight into how humid the weather typically is during this month.

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

October UV Index in Sion

In Sion in October, the maximum UV index reaches an alarming 15, which falls into the extreme Exposure Category. With a time to burn of just 10 minutes, it's crucial to take precautions. For detailed information, you can check the Hourly UV Index in Sion.

Maximum UV Index Levels in Sion for October

The chart shows the monthly maximum UV Index (UVI) for Sion in October, 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 October, the maximum UV index in Sion typically reaches 15, which falls under the extreme exposure category.

Data source: Sion October 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 October 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 October’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 October’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