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April Weather in Arma, Peru

Last updated: August 27, 2025

In April, the average temperature in Arma, Peru hovers around 5°C (41°F), with a range that can dip to a chilly -6°C (22°F) and rise to a mild 12°C (54°F). The region experiences significant precipitation, totaling 159 mm (6.2 in) over the course of 26 days, contributing to an average humidity of a damp 89%. Enjoy the unique climate that Arma offers this month!

April Temperature in Arma

In April in Arma, the average temperature is 5°C (41°F), with maximums reaching up to 12°C (54°F) and minimums dropping to as low as -6°C (22°F). It's advisable to pack warm clothing and plan indoor activities to make the most of your visit during this chilly period.

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

The chart illustrates April 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, April typically has an average temperature of 5°C (41°F), with highs reaching up to 12°C (54°F) and lows dropping to around -6°C (22°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.

April Precipitation in Arma

In Arma in April, the precipitation amount is 159 mm (6.2 in) spread over 26 days.

April Precipitation Trends in Arma

The chart displays monthly precipitation patterns in Arma, with values for each month alongside April’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how April’s conditions compare to those of other months. In Arma, April typically receives around 159 mm (6.2 inches) of precipitation spread over approximately 26 days.
JanFebMarAprMayJunJulAugSepOctNovDec230257277159101454258137175173217
Data source: Precipitation data for April generated using information from the Copernicus Climate Change Service.
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April Humidity in Arma

In Arma in April humidity is 89%. With an average temperature of 5°C (41°F), this humidity feels like a damp chill that clings to your skin, making outdoor exploration less enjoyable and encouraging travelers to seek warmth indoors or layer up to stay comfortable while venturing out.

April Average Humidity in Arma

This chart illustrates the average monthly humidity levels in Arma, with April’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In April, average humidity in Arma is approximately 89%, 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 April generated using information from the Copernicus Climate Change Service.

April UV Index in Arma

In Arma in April, the maximum UV index is 18, which corresponds to an extreme exposure category. This means that the time to burn is just 10 minutes. For more detailed information, you can check the hourly UV index in Arma.

Maximum UV Index Levels in Arma for April

The chart shows the monthly maximum UV Index (UVI) for Arma in April, 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 April, the maximum UV index in Arma typically reaches 18, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec192019181512141517191919
Data source: Arma April 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 April 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 April’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 April’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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