July Weather in Arma, Peru

Last updated: August 27, 2025

In July, the average temperature in Arma, Peru is a cool 3°C (38°F). Expect minimums dipping to -6°C (21°F) and maximums reaching up to 12°C (54°F). Throughout the month, 42 mm (1.6 in) of precipitation may fall over 12 days, with an average humidity of 56%. Prepare for a brisk and occasionally damp experience!

July Temperature in Arma

In July in Arma, the average temperature is 3°C (38°F). Maximums can reach 12°C (54°F), while minimums can drop as low as -6°C (21°F). Be prepared for chilly weather and pack warm clothing if you plan to travel during this time.

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

The chart illustrates July 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, July typically has an average temperature of 3°C (38°F), with highs reaching up to 12°C (54°F) and lows dropping to around -6°C (21°F).

Data source: Temperature data for Arma generated using information from the Copernicus Climate Change Service.

July Precipitation in Arma

In Arma in July, the precipitation amount is recorded at 42 mm (1.6 in) over the course of 12 days.

July Precipitation Trends in Arma

The chart displays monthly precipitation patterns in Arma, with values for each month alongside July’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how July’s conditions compare to those of other months. In Arma, July typically receives around 42 mm (1.6 inches) of precipitation spread over approximately 12 days.

Data source: Precipitation data for July generated using information from the Copernicus Climate Change Service.

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Millimeters (mm) Inches (in)

July Humidity in Arma

In Arma in July humidity is 56%. With an average temperature of 3°C (38°F), this humidity feels like a brisk chill that can make outdoor activities invigorating yet a bit uncomfortable, requiring warm layers to truly enjoy the sights while exploring.

July Average Humidity in Arma

This chart illustrates the average monthly humidity levels in Arma, with July’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In July, average humidity in Arma is approximately 56%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for July generated using information from the Copernicus Climate Change Service.

July UV Index in Arma

In Arma in July, the maximum UV index is 14, which corresponds to an extreme Exposure Category. The time to burn is just 10 minutes, so it's crucial to take precautions. For the detailed hourly UV index in Arma, you can check here.

Maximum UV Index Levels in Arma for July

The chart shows the monthly maximum UV Index (UVI) for Arma in July, 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 July, the maximum UV index in Arma typically reaches 14, which falls under the extreme exposure category.

Data source: Arma July 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 July 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 July’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 July’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	5°C (41°F)	230 mm (9.1 inches)	89%	extreme
February Weather	5°C (41°F)	257 mm (10.1 inches)	89%	extreme
March Weather	5°C (41°F)	277 mm (10.9 inches)	90%	extreme
April Weather	5°C (41°F)	159 mm (6.2 inches)	89%	extreme
May Weather	4°C (39°F)	101 mm (4.0 inches)	83%	extreme
June Weather	3°C (38°F)	45 mm (1.8 inches)	69%	extreme
July Weather	3°C (38°F)	42 mm (1.6 inches)	56%	extreme
August Weather	4°C (39°F)	58 mm (2.3 inches)	50%	extreme
September Weather	4°C (40°F)	137 mm (5.4 inches)	53%	extreme
October Weather	5°C (40°F)	175 mm (6.9 inches)	68%	extreme
November Weather	5°C (41°F)	173 mm (6.8 inches)	81%	extreme
December Weather	5°C (41°F)	217 mm (8.5 inches)	87%	extreme