September Weather in Atuncolla, Peru

Last updated: August 27, 2025

In September, the average temperature in Atuncolla, Peru is a cool 9°C (48°F), with temperatures ranging from a chilly -5°C (23°F) to a warm 21°C (70°F). Expect around 61 mm (2.4 in) of precipitation over 10 days, contributing to an average humidity of 67%. Stay prepared for a variety of weather conditions!

September Temperature in Atuncolla

In September in Atuncolla, the average temperature is 9°C (48°F). The maximum can reach 21°C (70°F), and the minimum can be as low as -5°C (23°F). Despite the chilly nights, this climate is perfect for travelers seeking crisp, fresh air and opportunities to explore the stunning winter landscapes.

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

The chart illustrates September temperature patterns in Atuncolla, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Atuncolla, September typically has an average temperature of 9°C (48°F), with highs reaching up to 21°C (70°F) and lows dropping to around -5°C (23°F).

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

September Precipitation in Atuncolla

In Atuncolla in September, the precipitation amount is 61 mm (2.4 in) over a span of 10 days.

September Precipitation Trends in Atuncolla

The chart displays monthly precipitation patterns in Atuncolla, 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 Atuncolla, September typically receives around 61 mm (2.4 inches) of precipitation spread over approximately 10 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 Atuncolla

In Atuncolla in September, humidity is 67%. With an average temperature of 9°C (48°F), this humidity feels like a cool blanket wrapping around you, making outdoor activities brisk and invigorating, yet requiring a light jacket to stay comfortable while exploring.

September Average Humidity in Atuncolla

This chart illustrates the average monthly humidity levels in Atuncolla, 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 Atuncolla is approximately 67%, 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 Atuncolla

In Atuncolla 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 Atuncolla.

Maximum UV Index Levels in Atuncolla for September

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

Data source: Atuncolla 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 Atuncolla Compares to Other Months

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

This table compares monthly weather conditions in Atuncolla, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	9°C (48°F)	192 mm (7.6 inches)	92%	extreme
February Weather	9°C (48°F)	227 mm (8.9 inches)	93%	extreme
March Weather	8°C (47°F)	208 mm (8.2 inches)	92%	extreme
April Weather	8°C (46°F)	85 mm (3.4 inches)	91%	extreme
May Weather	7°C (45°F)	32 mm (1.3 inches)	87%	extreme
June Weather	7°C (44°F)	9 mm (0.3 inches)	76%	extreme
July Weather	6°C (44°F)	11 mm (0.4 inches)	57%	extreme
August Weather	8°C (46°F)	8 mm (0.3 inches)	51%	extreme
September Weather	9°C (48°F)	61 mm (2.4 inches)	67%	extreme
October Weather	9°C (49°F)	88 mm (3.5 inches)	77%	extreme
November Weather	11°C (51°F)	86 mm (3.4 inches)	85%	extreme
December Weather	10°C (49°F)	184 mm (7.2 inches)	90%	extreme