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August Weather in Arma, Peru

Last updated: August 27, 2025

In August, the average temperature in Arma, Peru hovers around 4°C (39°F). Expect chilly days, with minimum temperatures dipping to -7°C (20°F) and peaking at a mild 13°C (55°F). Throughout the month, precipitation averages 58 mm (2.3 in) over 14 days, paired with an average humidity of 50%. Prepare accordingly for a season of cool, damp weather!

August Temperature in Arma

In August in Arma, the average temperature is 4°C (39°F). Maximums can reach 13°C (55°F), while minimums can drop as low as -7°C (20°F). Be prepared for chilly weather and pack accordingly when traveling during this time.

August Weather in Arma: Daily Temperature Highs, Lows, and Averages

The chart illustrates August temperature patterns in Arma, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Arma, August typically has an average temperature of 4°C (39°F), with highs reaching up to 13°C (55°F) and lows dropping to around -7°C (20°F).
JanFebMarAprMayJunJulAugSepOctNovDec414141403938383939404141
Data source: Temperature data for Arma 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.

August Precipitation in Arma

In Arma in August, the precipitation amount is 58 mm (2.3 in) over the course of 14 days.

August Precipitation Trends in Arma

The chart displays monthly precipitation patterns in Arma, with values for each month alongside August’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how August’s conditions compare to those of other months. In Arma, August typically receives around 58 mm (2.3 inches) of precipitation spread over approximately 14 days.
JanFebMarAprMayJunJulAugSepOctNovDec230257277159101454258137175173217
Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.
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August Humidity in Arma

In Arma in August, humidity is 50%. With an average temperature of 4°C (39°F), this humidity feels like a brisk, chilly breeze that can cut through layers of clothing, making travel feel refreshing yet invigorating.

August Average Humidity in Arma

This chart illustrates the average monthly humidity levels in Arma, with August’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In August, average humidity in Arma is approximately 50%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec89%89%90%89%83%69%56%51%53%68%82%87%
Data source: Humidity data for August generated using information from the Copernicus Climate Change Service.

August UV Index in Arma

In Arma in August, the maximum UV index reaches an alarming 15, which falls into the extreme Exposure Category. With a time to burn of just 10 minutes, it's crucial to take precautions. For detailed information, you can check the Hourly UV Index in Arma.

Maximum UV Index Levels in Arma for August

The chart shows the monthly maximum UV Index (UVI) for Arma in August, 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 August, the maximum UV index in Arma typically reaches 15, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec192019181512141517191919
Data source: Arma August 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 August Weather in Arma Compares to Other Months

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

This table compares monthly weather conditions in Arma, showing how August’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather5°C (41°F)230 mm (9.1 inches)89%extreme
February Weather5°C (41°F)257 mm (10.1 inches)89%extreme
March Weather5°C (41°F)277 mm (10.9 inches)90%extreme
April Weather5°C (41°F)159 mm (6.2 inches)89%extreme
May Weather4°C (39°F)101 mm (4.0 inches)83%extreme
June Weather3°C (38°F)45 mm (1.8 inches)69%extreme
July Weather3°C (38°F)42 mm (1.6 inches)56%extreme
August Weather4°C (39°F)58 mm (2.3 inches)50%extreme
September Weather4°C (40°F)137 mm (5.4 inches)53%extreme
October Weather5°C (40°F)175 mm (6.9 inches)68%extreme
November Weather5°C (41°F)173 mm (6.8 inches)81%extreme
December Weather5°C (41°F)217 mm (8.5 inches)87%extreme

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