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September Weather in Chumpi, Peru

Last updated: August 27, 2025

In September, the average temperature in Chumpi, Peru hovers around 9°C (48°F). Expect a range from a chilly -3°C (27°F) to a milder 19°C (67°F), making it essential to dress in layers. During this month, precipitation averages 48 mm (1.9 in) over 11 days, so be prepared for some rain. With an average humidity of 53%, the air can feel a bit damp, adding to the cozy ambiance of the season.

September Temperature in Chumpi

In September in Chumpi, the average temperature is 9°C (48°F). Maximums can reach 19°C (67°F), while minimums can drop to as low as -3°C (27°F). It's advisable to pack layers and prepare for a mix of mild and chilly weather during your travels.

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

The chart illustrates September temperature patterns in Chumpi, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Chumpi, September typically has an average temperature of 9°C (48°F), with highs reaching up to 19°C (67°F) and lows dropping to around -3°C (27°F).
JanFebMarAprMayJunJulAugSepOctNovDec474747464544444648485049
Data source: Temperature data for Chumpi 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 Chumpi

In Chumpi in September, the precipitation amount is 48 mm (1.9 in) over a span of 11 days.

September Precipitation Trends in Chumpi

The chart displays monthly precipitation patterns in Chumpi, 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 Chumpi, September typically receives around 48 mm (1.9 inches) of precipitation spread over approximately 11 days.
JanFebMarAprMayJunJulAugSepOctNovDec25726028712755232215487162120
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Chumpi

In Chumpi in September, humidity is 53%. With an average temperature of 9°C (48°F), this humidity feels like a crisp and invigorating breeze for traveling, making it refreshing yet potentially chilly, so dress in layers to fully enjoy your adventures.

September Average Humidity in Chumpi

This chart illustrates the average monthly humidity levels in Chumpi, 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 Chumpi is approximately 53%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec89%90%90%90%84%67%53%47%53%67%75%83%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Chumpi

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

Maximum UV Index Levels in Chumpi for September

The chart shows the monthly maximum UV Index (UVI) for Chumpi 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 Chumpi typically reaches 17, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec202020171411131517181919
Data source: Chumpi 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 Chumpi Compares to Other Months

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

This table compares monthly weather conditions in Chumpi, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather8°C (47°F)257 mm (10.1 inches)89%extreme
February Weather8°C (47°F)260 mm (10.2 inches)90%extreme
March Weather8°C (47°F)287 mm (11.3 inches)90%extreme
April Weather8°C (46°F)127 mm (5.0 inches)90%extreme
May Weather7°C (45°F)55 mm (2.2 inches)84%extreme
June Weather7°C (44°F)23 mm (0.9 inches)67%extreme
July Weather7°C (45°F)22 mm (0.9 inches)53%extreme
August Weather8°C (46°F)15 mm (0.6 inches)47%extreme
September Weather9°C (48°F)48 mm (1.9 inches)53%extreme
October Weather9°C (48°F)71 mm (2.8 inches)67%extreme
November Weather10°C (50°F)62 mm (2.5 inches)75%extreme
December Weather9°C (49°F)120 mm (4.7 inches)82%extreme

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