October Weather in Ilo, Peru

Last updated: August 27, 2025

In October, the average temperature in Ilo, Peru is a pleasant 16°C (61°F). Expect lows of 13°C (55°F) and highs reaching 21°C (69°F). With only 5 mm (0.2 in) of precipitation over 0 days, you can anticipate a mostly dry month. The average humidity sits at a comfortable 75%, making it an ideal time to enjoy the local scenery!

October Temperature in Ilo

In October in Ilo, the average temperature is 16°C (61°F). Maximum temperatures can reach 21°C (69°F), while the minimum can be as low as 13°C (55°F). This mild weather makes Ilo a pleasant destination for travelers seeking a comfortable climate.

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

The chart illustrates October 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, October typically has an average temperature of 16°C (61°F), with highs reaching up to 21°C (69°F) and lows dropping to around 13°C (55°F).

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

October Precipitation in Ilo

In Ilo in October, the precipitation amount is 5 mm (0.2 in) during a span of 0 days.

October Precipitation Trends in Ilo

The chart displays monthly precipitation patterns in Ilo, with values for each month alongside October’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how October’s conditions compare to those of other months. In Ilo, October typically receives around 5 mm (0.2 inches) of precipitation spread over approximately 0 days.

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

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Millimeters (mm) Inches (in)

October Humidity in Ilo

In Ilo in October humidity is 75%. With an average temperature of 16°C (61°F), this humidity feels like a warm, muggy embrace, making traveling somewhat uncomfortable as you may find yourself constantly adjusting your clothing and seeking shade to escape the sticky air.

October Average Humidity in Ilo

This chart illustrates the average monthly humidity levels in Ilo, with October’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In October, average humidity in Ilo is approximately 75%, offering insight into how humid the weather typically is during this month.

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

October UV Index in Ilo

In Ilo in October, 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 Ilo.

Maximum UV Index Levels in Ilo for October

The chart shows the monthly maximum UV Index (UVI) for Ilo in October, 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 October, the maximum UV index in Ilo typically reaches 15, which falls under the extreme exposure category.

Data source: Ilo October 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 October 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 October’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 October’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