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September Weather in Ayaviri, Peru

Last updated: August 27, 2025

In September, the average temperature in Ayaviri, Peru hovers around 9°C (48°F). Expect a chilly minimum of -4°C (24°F), while highs can reach up to 20°C (69°F). With an average precipitation of 42 mm (1.6 in) spread over 10 days, you’ll also experience a moderate average humidity of 67%.

September Temperature in Ayaviri

In September in Ayaviri, the average temperature is 9°C (48°F). The maximum can reach 20°C (69°F), while the minimum can drop as low as -4°C (24°F). Be prepared for a range of temperatures when traveling, as layering your clothing will help you stay comfortable throughout the day.

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

The chart illustrates September temperature patterns in Ayaviri, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Ayaviri, September typically has an average temperature of 9°C (48°F), with highs reaching up to 20°C (69°F) and lows dropping to around -4°C (24°F).
JanFebMarAprMayJunJulAugSepOctNovDec464646464544444648485048
Data source: Temperature data for Ayaviri 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 Ayaviri

In Ayaviri in September, the precipitation amount is 42 mm (1.6 in) over the course of 10 days.

September Precipitation Trends in Ayaviri

The chart displays monthly precipitation patterns in Ayaviri, 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 Ayaviri, September typically receives around 42 mm (1.6 inches) of precipitation spread over approximately 10 days.
JanFebMarAprMayJunJulAugSepOctNovDec216258243963256542105118212
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Ayaviri

In Ayaviri 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 Ayaviri

This chart illustrates the average monthly humidity levels in Ayaviri, 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 Ayaviri is approximately 67%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec92%93%92%91%87%76%57%51%67%77%85%90%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Ayaviri

In Ayaviri 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 Ayaviri, you can check Hourly UV Index in Ayaviri.

Maximum UV Index Levels in Ayaviri for September

The chart shows the monthly maximum UV Index (UVI) for Ayaviri 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 Ayaviri typically reaches 17, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec191920171311121417181919
Data source: Ayaviri 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 Ayaviri Compares to Other Months

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

This table compares monthly weather conditions in Ayaviri, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather8°C (47°F)216 mm (8.5 inches)92%extreme
February Weather8°C (47°F)258 mm (10.2 inches)93%extreme
March Weather8°C (46°F)243 mm (9.6 inches)92%extreme
April Weather8°C (46°F)96 mm (3.8 inches)91%extreme
May Weather7°C (45°F)32 mm (1.3 inches)87%extreme
June Weather7°C (44°F)5 mm (0.2 inches)76%extreme
July Weather7°C (44°F)6 mm (0.2 inches)57%extreme
August Weather8°C (47°F)5 mm (0.2 inches)51%extreme
September Weather9°C (48°F)42 mm (1.6 inches)67%extreme
October Weather9°C (48°F)105 mm (4.1 inches)77%extreme
November Weather10°C (50°F)118 mm (4.6 inches)85%extreme
December Weather9°C (48°F)212 mm (8.3 inches)90%extreme

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