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September Weather in Andamarca, Peru

Last updated: August 27, 2025

In September, the average temperature in Andamarca, Peru hovers around 5°C (41°F). Expect minimum temperatures to dip to -6°C (21°F), while the mercury can rise to a comfortable 15°C (59°F). Be prepared for some rain, as 67 mm (2.6 in) of precipitation is expected over 17 days. With an average humidity of 53%, pack accordingly!

September Temperature in Andamarca

In September in Andamarca, the average temperature is 5°C (41°F). Maximums can reach 15°C (59°F), while minimums can drop as low as -6°C (21°F). Travelers should be prepared for a range of temperatures, ensuring they have appropriate clothing for both chilly and mild conditions.

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

The chart illustrates September temperature patterns in Andamarca, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Andamarca, September typically has an average temperature of 5°C (41°F), with highs reaching up to 15°C (59°F) and lows dropping to around -6°C (21°F).
JanFebMarAprMayJunJulAugSepOctNovDec434343414039383941414343
Data source: Temperature data for Andamarca 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 Andamarca

In Andamarca in September, the total precipitation amount is 67 mm (2.6 in) spread over 17 days.

September Precipitation Trends in Andamarca

The chart displays monthly precipitation patterns in Andamarca, 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 Andamarca, September typically receives around 67 mm (2.6 inches) of precipitation spread over approximately 17 days.
JanFebMarAprMayJunJulAugSepOctNovDec224221225823918181967106110170
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Andamarca

In Andamarca in September, humidity is 53%. With an average temperature of 5°C (41°F), this humidity feels like a crisp chill that hangs in the air, making it essential for travelers to layer up and prepare for a refreshing, invigorating experience.

September Average Humidity in Andamarca

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

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

Maximum UV Index Levels in Andamarca for September

The chart shows the monthly maximum UV Index (UVI) for Andamarca 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 Andamarca typically reaches 17, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec191922171411131517181919
Data source: Andamarca 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 Andamarca Compares to Other Months

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

This table compares monthly weather conditions in Andamarca, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather6°C (43°F)224 mm (8.8 inches)89%extreme
February Weather6°C (43°F)221 mm (8.7 inches)90%extreme
March Weather6°C (43°F)225 mm (8.9 inches)90%extreme
April Weather5°C (42°F)82 mm (3.2 inches)90%extreme
May Weather4°C (40°F)39 mm (1.5 inches)84%extreme
June Weather4°C (39°F)18 mm (0.7 inches)67%extreme
July Weather3°C (38°F)18 mm (0.7 inches)53%extreme
August Weather4°C (40°F)19 mm (0.8 inches)47%extreme
September Weather5°C (41°F)67 mm (2.6 inches)53%extreme
October Weather5°C (42°F)106 mm (4.2 inches)67%extreme
November Weather6°C (43°F)110 mm (4.3 inches)75%extreme
December Weather6°C (43°F)170 mm (6.7 inches)82%extreme

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