July Weather in Casma, Peru

Last updated: August 27, 2025

In Casma, Peru, the average temperature in July is a pleasant 19°C (66°F). Expect a minimum of 14°C (58°F) and a maximum of 23°C (74°F), creating a comfortable climate for outdoor activities. Remarkably, there is 0 mm (0.0 in) of precipitation throughout the month, with zero rainy days, making it ideal for exploration. Additionally, the average humidity sits at a comfortable 55%, ensuring a pleasant atmosphere.

July Temperature in Casma

In July in Casma, the average temperature is 19°C (66°F), with maximums reaching 23°C (74°F) and minimums dropping to as low as 14°C (58°F). This mild climate makes it an ideal time for travelers to explore the area's attractions comfortably.

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

The chart illustrates July temperature patterns in Casma, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Casma, July typically has an average temperature of 19°C (66°F), with highs reaching up to 23°C (74°F) and lows dropping to around 14°C (58°F).

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

July Precipitation in Casma

In Casma in July, the precipitation amount is 0 mm (0.0 in) during 0 days.

July Precipitation Trends in Casma

The chart displays monthly precipitation patterns in Casma, 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 Casma, July typically receives around 0 mm (0.0 inches) of precipitation spread over approximately 0 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 Casma

In Casma in July humidity is 55%. With an average temperature of 19°C (66°F), this humidity feels like a gentle warmth wrapping around you, making it comfortable for traveling while allowing you to enjoy the sights without feeling overheated or sweaty.

July Average Humidity in Casma

This chart illustrates the average monthly humidity levels in Casma, 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 Casma is approximately 55%, 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 Casma

In Casma in July, the maximum UV index reaches 10, which corresponds to a very high Exposure Category. With a time to burn of just 15 minutes, it's crucial to take precautions. For more detailed information, you can check the Hourly UV Index in Casma.

Maximum UV Index Levels in Casma for July

The chart shows the monthly maximum UV Index (UVI) for Casma 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 Casma typically reaches 10, which falls under the very high exposure category.

Data source: Casma 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 Casma Compares to Other Months

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

This table compares monthly weather conditions in Casma, showing how July’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	21°C (70°F)	30 mm (1.2 inches)	91%	extreme
February Weather	22°C (72°F)	24 mm (1.0 inches)	89%	extreme
March Weather	22°C (72°F)	49 mm (1.9 inches)	89%	extreme
April Weather	21°C (70°F)	17 mm (0.7 inches)	88%	extreme
May Weather	20°C (68°F)	6 mm (0.2 inches)	84%	extreme
June Weather	19°C (67°F)	1 mm (0.0 inches)	73%	very high
July Weather	19°C (66°F)	0 mm (0.0 inches)	55%	very high
August Weather	18°C (65°F)	1 mm (0.0 inches)	53%	extreme
September Weather	18°C (64°F)	5 mm (0.2 inches)	62%	extreme
October Weather	18°C (65°F)	9 mm (0.3 inches)	82%	extreme
November Weather	19°C (66°F)	8 mm (0.3 inches)	89%	extreme
December Weather	20°C (68°F)	28 mm (1.1 inches)	91%	extreme