September Weather in Olleros, Peru

Last updated: August 27, 2025

In September, the average temperature in Olleros, Peru hovers around 12°C (54°F), with a comfortable range between a minimum of 6°C (42°F) and a maximum of 20°C (69°F). Expect approximately 261 mm (10.3 in) of precipitation spread over 28 days, accompanied by an average humidity level of 42%. Embrace the charming weather as you explore!

September Temperature in Olleros

In September in Olleros, the average temperature is 12°C (54°F). The maximum can reach 20°C (69°F), while the minimum can be as low as 6°C (42°F). This mild climate makes Olleros an ideal destination for outdoor activities and exploring.

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

The chart illustrates September temperature patterns in Olleros, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Olleros, September typically has an average temperature of 12°C (54°F), with highs reaching up to 20°C (69°F) and lows dropping to around 6°C (42°F).

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

September Precipitation in Olleros

In Olleros in September, the precipitation amount is 261 mm (10.3 in) over the course of 28 days.

September Precipitation Trends in Olleros

The chart displays monthly precipitation patterns in Olleros, 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 Olleros, September typically receives around 261 mm (10.3 inches) of precipitation spread over approximately 28 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 Olleros

In Olleros in September, humidity is 42%. With an average temperature of 12°C (54°F), this humidity feels like a crisp, refreshing environment that encourages outdoor exploration, making it perfect for sightseeing and leisurely strolls without the discomfort of excessive heat.

September Average Humidity in Olleros

This chart illustrates the average monthly humidity levels in Olleros, 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 Olleros is approximately 42%, 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 Olleros

In Olleros in September, the maximum UV index is 16, which corresponds to an extreme Exposure Category. The time to burn is just 10 minutes, making it crucial to take protective measures. For detailed information, you can refer to the Hourly UV Index in Olleros.

Maximum UV Index Levels in Olleros for September

The chart shows the monthly maximum UV Index (UVI) for Olleros 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 Olleros typically reaches 16, which falls under the extreme exposure category.

Data source: Olleros 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 Olleros Compares to Other Months

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

This table compares monthly weather conditions in Olleros, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	13°C (56°F)	311 mm (12.2 inches)	83%	extreme
February Weather	14°C (57°F)	301 mm (11.8 inches)	81%	extreme
March Weather	13°C (56°F)	432 mm (17.0 inches)	88%	extreme
April Weather	13°C (56°F)	365 mm (14.4 inches)	85%	extreme
May Weather	13°C (56°F)	306 mm (12.1 inches)	78%	extreme
June Weather	13°C (55°F)	173 mm (6.8 inches)	62%	extreme
July Weather	12°C (54°F)	156 mm (6.1 inches)	44%	extreme
August Weather	12°C (54°F)	144 mm (5.7 inches)	38%	extreme
September Weather	12°C (54°F)	261 mm (10.3 inches)	42%	extreme
October Weather	13°C (56°F)	362 mm (14.3 inches)	58%	extreme
November Weather	14°C (57°F)	375 mm (14.8 inches)	69%	extreme
December Weather	14°C (57°F)	349 mm (13.7 inches)	82%	extreme