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September Weather in Copa, Peru

Last updated: August 27, 2025

In September, the average temperature in Copa, Peru hovers around 8°C (46°F), with a minimum of -2°C (29°F) and a maximum reaching 17°C (63°F). Expect 116 mm (4.5 in) of precipitation spread over 21 days, accompanied by an average humidity of 40%.

September Temperature in Copa

In September in Copa, the average temperature is 8°C (46°F). Maximums can reach 17°C (63°F), while minimums can drop as low as -2°C (29°F). Travelers should be prepared for a mix of mild and chilly weather, making versatile clothing a necessity.

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

The chart illustrates September temperature patterns in Copa, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Copa, September typically has an average temperature of 8°C (46°F), with highs reaching up to 17°C (63°F) and lows dropping to around -2°C (29°F).
JanFebMarAprMayJunJulAugSepOctNovDec464646464545444546464646
Data source: Temperature data for Copa 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 Copa

In Copa in September, the total precipitation amount reaches 116 mm (4.5 in) over a span of 21 days.

September Precipitation Trends in Copa

The chart displays monthly precipitation patterns in Copa, 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 Copa, September typically receives around 116 mm (4.5 inches) of precipitation spread over approximately 21 days.
JanFebMarAprMayJunJulAugSepOctNovDec242258347194135453341116204193250
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Copa

In Copa in September, humidity is 40%. With an average temperature of 8°C (46°F), this humidity feels like a crisp and cool morning, making it refreshing for traveling, but visitors should be prepared for the slight chill in the air, which might call for a light jacket.

September Average Humidity in Copa

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

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

Maximum UV Index Levels in Copa for September

The chart shows the monthly maximum UV Index (UVI) for Copa 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 Copa typically reaches 17, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec191920181513141417181817
Data source: Copa 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 Copa Compares to Other Months

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

This table compares monthly weather conditions in Copa, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather8°C (46°F)242 mm (9.5 inches)91%extreme
February Weather8°C (46°F)258 mm (10.2 inches)90%extreme
March Weather8°C (46°F)347 mm (13.6 inches)91%extreme
April Weather8°C (46°F)194 mm (7.6 inches)89%extreme
May Weather7°C (46°F)135 mm (5.3 inches)85%extreme
June Weather7°C (45°F)45 mm (1.8 inches)65%extreme
July Weather7°C (45°F)33 mm (1.3 inches)47%extreme
August Weather7°C (46°F)41 mm (1.6 inches)38%extreme
September Weather8°C (46°F)116 mm (4.5 inches)40%extreme
October Weather8°C (46°F)204 mm (8.0 inches)56%extreme
November Weather8°C (46°F)193 mm (7.6 inches)76%extreme
December Weather8°C (46°F)250 mm (9.9 inches)90%extreme

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