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September Weather in Challhuahuacho, Peru

Last updated: August 27, 2025

In September, the average temperature in Challhuahuacho, Peru hovers around 8°C (46°F). During this month, temperatures can dip to a chilly -4°C (26°F) at their lowest and rise to a pleasant 19°C (66°F) at their peak. Expect about 66 mm (2.6 in) of precipitation spread over 20 days, and a moderate average humidity of 67%, making it a month of varying weather conditions.

September Temperature in Challhuahuacho

In September in Challhuahuacho, the average temperature is 8°C (46°F). Maximum temperatures can reach 19°C (66°F), while minimums may drop as low as -4°C (26°F). Be prepared for a mix of mild days and chilly nights when traveling during this time.

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

The chart illustrates September temperature patterns in Challhuahuacho, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Challhuahuacho, September typically has an average temperature of 8°C (46°F), with highs reaching up to 19°C (66°F) and lows dropping to around -4°C (26°F).
JanFebMarAprMayJunJulAugSepOctNovDec464646454443434546474747
Data source: Temperature data for Challhuahuacho 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 Challhuahuacho

In Challhuahuacho in September, the total precipitation amount is 66 mm (2.6 in) spread over 20 days.

September Precipitation Trends in Challhuahuacho

The chart displays monthly precipitation patterns in Challhuahuacho, 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 Challhuahuacho, September typically receives around 66 mm (2.6 inches) of precipitation spread over approximately 20 days.
JanFebMarAprMayJunJulAugSepOctNovDec2432952511164113152366140192246
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Challhuahuacho

In Challhuahuacho in September, humidity is 67%. With an average temperature of 8°C (46°F), this humidity feels like a damp blanket enveloping you, making it feel colder than it actually is, which can be quite refreshing for exploring but may also require extra layers for comfort while traveling.

September Average Humidity in Challhuahuacho

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

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

Maximum UV Index Levels in Challhuahuacho for September

The chart shows the monthly maximum UV Index (UVI) for Challhuahuacho 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 Challhuahuacho typically reaches 17, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec212020171411131517181920
Data source: Challhuahuacho 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 Challhuahuacho Compares to Other Months

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

This table compares monthly weather conditions in Challhuahuacho, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather8°C (46°F)243 mm (9.5 inches)92%extreme
February Weather8°C (47°F)294 mm (11.6 inches)93%extreme
March Weather8°C (46°F)251 mm (9.9 inches)92%extreme
April Weather7°C (46°F)116 mm (4.6 inches)91%extreme
May Weather7°C (44°F)41 mm (1.6 inches)87%extreme
June Weather6°C (43°F)13 mm (0.5 inches)76%extreme
July Weather6°C (44°F)15 mm (0.6 inches)57%extreme
August Weather7°C (45°F)23 mm (0.9 inches)51%extreme
September Weather8°C (46°F)66 mm (2.6 inches)67%extreme
October Weather8°C (47°F)140 mm (5.5 inches)77%extreme
November Weather9°C (48°F)192 mm (7.6 inches)85%extreme
December Weather8°C (47°F)246 mm (9.7 inches)90%extreme

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