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September Weather in Ondores, Peru

Last updated: August 27, 2025

In Ondores, Peru, the average temperature for September is a cool 4°C (40°F). Temperatures can drop as low as -4°C (25°F), but on milder days, they can reach up to 14°C (57°F). Expect about 78 mm (3.1 in) of precipitation over 19 days, accompanied by an average humidity of 40%. Embrace the crisp air and prepare for varied weather!

September Temperature in Ondores

In September in Ondores, the average temperature is 4°C (40°F), with maximums reaching up to 14°C (57°F) and minimums dropping as low as -4°C (25°F). Travelers should pack accordingly, as conditions can vary significantly throughout the day.

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

The chart illustrates September temperature patterns in Ondores, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Ondores, September typically has an average temperature of 4°C (40°F), with highs reaching up to 14°C (57°F) and lows dropping to around -4°C (25°F).
JanFebMarAprMayJunJulAugSepOctNovDec424242414039383939414242
Data source: Temperature data for Ondores generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

September Precipitation in Ondores

In Ondores in September, the precipitation amount is 78 mm (3.1 in), occurring over the course of 19 days.

September Precipitation Trends in Ondores

The chart displays monthly precipitation patterns in Ondores, 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 Ondores, September typically receives around 78 mm (3.1 inches) of precipitation spread over approximately 19 days.
JanFebMarAprMayJunJulAugSepOctNovDec1842142201117831254178122164197
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Ondores

In Ondores in September humidity is 40%. With an average temperature of 4°C (40°F), this humidity feels like a brisk, invigorating chill in the air, making travel invigorating yet slightly uncomfortable; you'll want to dress warmly while enjoying the fresh atmosphere.

September Average Humidity in Ondores

This chart illustrates the average monthly humidity levels in Ondores, 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 Ondores is approximately 40%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec91%90%91%89%85%65%47%38%40%56%76%90%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Ondores

In Ondores in September, the maximum UV index reaches an alarming 17, which falls under the extreme Exposure Category. With a time to burn of just 10 minutes, it's crucial to stay protected. For more details on the hourly UV index in Ondores, you can check Hourly UV Index in Ondores.

Maximum UV Index Levels in Ondores for September

The chart shows the monthly maximum UV Index (UVI) for Ondores 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 Ondores typically reaches 17, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec202020181513141517191918
Data source: Ondores 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 Ondores Compares to Other Months

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

This table compares monthly weather conditions in Ondores, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather5°C (42°F)184 mm (7.2 inches)91%extreme
February Weather6°C (42°F)214 mm (8.4 inches)90%extreme
March Weather5°C (42°F)219 mm (8.6 inches)91%extreme
April Weather5°C (41°F)111 mm (4.4 inches)89%extreme
May Weather5°C (41°F)78 mm (3.1 inches)85%extreme
June Weather4°C (40°F)31 mm (1.2 inches)65%extreme
July Weather3°C (38°F)24 mm (1.0 inches)47%extreme
August Weather4°C (39°F)40 mm (1.6 inches)38%extreme
September Weather4°C (40°F)78 mm (3.1 inches)40%extreme
October Weather5°C (41°F)122 mm (4.8 inches)56%extreme
November Weather6°C (43°F)164 mm (6.5 inches)76%extreme
December Weather6°C (43°F)197 mm (7.8 inches)90%extreme

Compare Ondores's Climate with Cities Worldwide