April Weather in Ilo, Peru

Last updated: August 27, 2025

In April, the average temperature in Ilo, Peru hovers around 18°C (66°F). Expect a comfortable range where the minimum can drop to 14°C (57°F) and the maximum can reach 22°C (72°F). With a mere 2 mm (0.1 in) of precipitation over 0 days, it's a great time to enjoy the outdoors. Notably, the average humidity is high at 91%, adding to the serene atmosphere of the season.

April Temperature in Ilo

In April in Ilo, the average temperature is 18°C (66°F). Maximums can reach 22°C (72°F), and minimums can be as low as 14°C (57°F). This mild climate makes Ilo an ideal destination for travelers seeking comfortable weather.

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

The chart illustrates April temperature patterns in Ilo, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Ilo, April typically has an average temperature of 18°C (66°F), with highs reaching up to 22°C (72°F) and lows dropping to around 14°C (57°F).

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

April Precipitation in Ilo

In Ilo in April, the precipitation amount is 2 mm (0.1 in) during a span of 0 days.

April Precipitation Trends in Ilo

The chart displays monthly precipitation patterns in Ilo, 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 Ilo, April typically receives around 2 mm (0.1 inches) of precipitation spread over approximately 0 days.

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

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Millimeters (mm) Inches (in)

April Humidity in Ilo

In Ilo in April humidity is 91%. With an average temperature of 18°C (66°F), this humidity feels like a heavy blanket wrapping around you, making travel feel sluggish and often uncomfortable, while the air is thick and sticky, leaving you longing for a cool breeze.

April Average Humidity in Ilo

This chart illustrates the average monthly humidity levels in Ilo, 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 Ilo is approximately 91%, offering insight into how humid the weather typically is during this month.

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

April UV Index in Ilo

In Ilo in April, the maximum UV index reaches 13, which corresponds to an extreme Exposure Category. With a time to burn of just 10 minutes, it's crucial to take protective measures. For detailed information, you can check the Hourly UV Index in Ilo.

Maximum UV Index Levels in Ilo for April

The chart shows the monthly maximum UV Index (UVI) for Ilo 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 Ilo typically reaches 13, which falls under the extreme exposure category.

Data source: Ilo 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 Ilo Compares to Other Months

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

This table compares monthly weather conditions in Ilo, showing how April’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	20°C (69°F)	10 mm (0.4 inches)	89%	extreme
February Weather	21°C (70°F)	8 mm (0.3 inches)	90%	extreme
March Weather	20°C (69°F)	4 mm (0.1 inches)	90%	extreme
April Weather	18°C (66°F)	2 mm (0.1 inches)	91%	extreme
May Weather	17°C (63°F)	3 mm (0.1 inches)	88%	very high
June Weather	16°C (61°F)	5 mm (0.2 inches)	76%	very high
July Weather	15°C (59°F)	8 mm (0.3 inches)	61%	very high
August Weather	15°C (59°F)	7 mm (0.3 inches)	57%	extreme
September Weather	15°C (59°F)	7 mm (0.3 inches)	58%	extreme
October Weather	16°C (61°F)	5 mm (0.2 inches)	75%	extreme
November Weather	17°C (63°F)	4 mm (0.2 inches)	83%	extreme
December Weather	19°C (66°F)	6 mm (0.2 inches)	84%	extreme