nomadseason

September Weather in Comas, Peru

Last updated: August 27, 2025

In September, the average temperature in Comas, Peru hovers around 6°C (43°F). Expect chilly days, with temperatures dipping as low as -1°C (30°F) and rising to a maximum of 14°C (57°F). The month also brings significant precipitation, totaling 155 mm (6.1 in) over 28 days, while the average humidity lingers at 40%. Prepare accordingly for a mix of cool temperatures and frequent showers!

September Temperature in Comas

In September in Comas, the average temperature is 6°C (43°F), with maximums reaching 14°C (57°F) and minimums dropping as low as -1°C (30°F). Be prepared for chilly weather and pack layered clothing if you're planning to travel during this time.

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

The chart illustrates September temperature patterns in Comas, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Comas, September typically has an average temperature of 6°C (43°F), with highs reaching up to 14°C (57°F) and lows dropping to around -1°C (30°F).
JanFebMarAprMayJunJulAugSepOctNovDec454545444343424243444645
Data source: Temperature data for Comas generated using information from the Copernicus Climate Change Service.
Choose your preferred temperature unit
The average of daily temperatures (24 hours) calculated across all days in the month.

September Precipitation in Comas

In Comas in September, the precipitation amount is 155 mm (6.1 in) spread over 28 days.

September Precipitation Trends in Comas

The chart displays monthly precipitation patterns in Comas, 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 Comas, September typically receives around 155 mm (6.1 inches) of precipitation spread over approximately 28 days.
JanFebMarAprMayJunJulAugSepOctNovDec263315301173122686095155206249273
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

September Humidity in Comas

In Comas in September, humidity is 40%. With an average temperature of 6°C (43°F), this humidity feels like a crisp and refreshing breath of air, making it quite pleasant for traveling as you can comfortably explore without feeling overheated or heavy.

September Average Humidity in Comas

This chart illustrates the average monthly humidity levels in Comas, 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 Comas 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 Comas

In Comas 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 Comas.

Maximum UV Index Levels in Comas for September

The chart shows the monthly maximum UV Index (UVI) for Comas 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 Comas typically reaches 16, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec201919171512131416181818
Data source: Comas 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 Comas Compares to Other Months

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

This table compares monthly weather conditions in Comas, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather7°C (45°F)263 mm (10.3 inches)91%extreme
February Weather7°C (45°F)314 mm (12.4 inches)90%extreme
March Weather7°C (45°F)300 mm (11.8 inches)91%extreme
April Weather7°C (45°F)172 mm (6.8 inches)89%extreme
May Weather6°C (44°F)122 mm (4.8 inches)85%extreme
June Weather6°C (43°F)68 mm (2.7 inches)65%extreme
July Weather5°C (42°F)60 mm (2.4 inches)47%extreme
August Weather5°C (42°F)95 mm (3.7 inches)38%extreme
September Weather6°C (43°F)155 mm (6.1 inches)40%extreme
October Weather7°C (44°F)206 mm (8.1 inches)56%extreme
November Weather8°C (46°F)249 mm (9.8 inches)76%extreme
December Weather7°C (46°F)273 mm (10.7 inches)90%extreme

Compare Comas's Climate with Cities Worldwide