October Weather in Puerto Casma, Peru

Last updated: August 27, 2025

In October, the average temperature in Puerto Casma, Peru typically hovers around 16°C (61°F), with lows dipping to 14°C (58°F) and highs peaking at 18°C (65°F). Expect minimal precipitation with an average of just 4 mm (0.2 in) over the course of 0 days, contributing to a comfortable ambiance complemented by an average humidity of 82%.

October Temperature in Puerto Casma

In October in Puerto Casma, the average temperature is 16°C (61°F), with maximums reaching 18°C (65°F) and minimums dropping to 14°C (58°F). It’s a pleasant time for traveling, perfect for outdoor activities and exploring the sights.

October Weather in Puerto Casma: Daily Temperature Highs, Lows, and Averages

The chart illustrates October temperature patterns in Puerto Casma, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Puerto Casma, October typically has an average temperature of 16°C (61°F), with highs reaching up to 18°C (65°F) and lows dropping to around 14°C (58°F).

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

October Precipitation in Puerto Casma

In Puerto Casma in October, the precipitation amount is 4 mm (0.2 in) over the course of 0 days.

October Precipitation Trends in Puerto Casma

The chart displays monthly precipitation patterns in Puerto Casma, 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 Puerto Casma, October typically receives around 4 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 Puerto Casma

In Puerto Casma in October humidity is 82%. With an average temperature of 16°C (61°F), this humidity feels like a heavy blanket enveloping you, making travel feel a bit sluggish and requiring frequent breaks to hydrate and cool down.

October Average Humidity in Puerto Casma

This chart illustrates the average monthly humidity levels in Puerto Casma, 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 Puerto Casma is approximately 82%, 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 Puerto Casma

In Puerto Casma in October, 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 Puerto Casma, you can check here.

Maximum UV Index Levels in Puerto Casma for October

The chart shows the monthly maximum UV Index (UVI) for Puerto Casma 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 Puerto Casma typically reaches 14, which falls under the extreme exposure category.

Data source: Puerto Casma 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 Puerto Casma Compares to Other Months

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

This table compares monthly weather conditions in Puerto Casma, showing how October’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	21°C (69°F)	3 mm (0.1 inches)	91%	extreme
February Weather	22°C (72°F)	6 mm (0.2 inches)	89%	extreme
March Weather	22°C (72°F)	6 mm (0.2 inches)	89%	extreme
April Weather	20°C (68°F)	2 mm (0.1 inches)	88%	extreme
May Weather	18°C (65°F)	3 mm (0.1 inches)	84%	extreme
June Weather	18°C (64°F)	4 mm (0.2 inches)	73%	very high
July Weather	17°C (63°F)	6 mm (0.2 inches)	55%	very high
August Weather	16°C (61°F)	6 mm (0.2 inches)	53%	extreme
September Weather	16°C (60°F)	7 mm (0.3 inches)	62%	extreme
October Weather	16°C (61°F)	4 mm (0.2 inches)	82%	extreme
November Weather	17°C (62°F)	2 mm (0.1 inches)	89%	extreme
December Weather	19°C (66°F)	9 mm (0.4 inches)	91%	extreme