nomadseason

September Weather in Cahuanuyo, Peru

Last updated: August 27, 2025

In September, the average temperature in Cahuanuyo, Peru hovers around 8°C (47°F), with a potential dip to a chilly -4°C (24°F) and a warm peak of 20°C (68°F). Expect some rainfall, with 36 mm (1.4 in) over approximately 12 days, and enjoy the moderately high average humidity of 67%.

September Temperature in Cahuanuyo

In September in Cahuanuyo, the average temperature is 8°C (47°F), with maximums reaching 20°C (68°F) and minimums dropping as low as -4°C (24°F). Travelers should be prepared for a range of temperatures and pack accordingly for both warm and chilly conditions.

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

The chart illustrates September temperature patterns in Cahuanuyo, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Cahuanuyo, September typically has an average temperature of 8°C (47°F), with highs reaching up to 20°C (68°F) and lows dropping to around -4°C (24°F).
JanFebMarAprMayJunJulAugSepOctNovDec474747464543434446484948
Data source: Temperature data for Cahuanuyo 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 Cahuanuyo

In Cahuanuyo in September, the precipitation amount is 36 mm (1.4 in), distributed over 12 days.

September Precipitation Trends in Cahuanuyo

The chart displays monthly precipitation patterns in Cahuanuyo, 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 Cahuanuyo, September typically receives around 36 mm (1.4 inches) of precipitation spread over approximately 12 days.
JanFebMarAprMayJunJulAugSepOctNovDec18823921886331214133698151205
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

September Humidity in Cahuanuyo

In Cahuanuyo in September humidity is 67%. With an average temperature of 8°C (47°F), this humidity feels like a chilly embrace, making traveling slightly uncomfortable as the damp air clings to your skin, often leaving you feeling colder than the actual temperature suggests.

September Average Humidity in Cahuanuyo

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

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

Maximum UV Index Levels in Cahuanuyo for September

The chart shows the monthly maximum UV Index (UVI) for Cahuanuyo 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 Cahuanuyo typically reaches 17, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec212221171411131517181921
Data source: Cahuanuyo 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 Cahuanuyo Compares to Other Months

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

This table compares monthly weather conditions in Cahuanuyo, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather8°C (47°F)187 mm (7.4 inches)92%extreme
February Weather8°C (47°F)239 mm (9.4 inches)93%extreme
March Weather8°C (47°F)218 mm (8.6 inches)92%extreme
April Weather8°C (46°F)86 mm (3.4 inches)91%extreme
May Weather7°C (45°F)33 mm (1.3 inches)87%extreme
June Weather6°C (43°F)12 mm (0.5 inches)76%extreme
July Weather6°C (43°F)14 mm (0.5 inches)57%extreme
August Weather7°C (45°F)13 mm (0.5 inches)51%extreme
September Weather8°C (47°F)36 mm (1.4 inches)67%extreme
October Weather9°C (48°F)98 mm (3.9 inches)77%extreme
November Weather9°C (49°F)151 mm (5.9 inches)85%extreme
December Weather9°C (48°F)205 mm (8.1 inches)90%extreme

Compare Cahuanuyo's Climate with Cities Worldwide