May Weather in Penco, Chile

Last updated: August 22, 2025

In May, the average temperature in Penco, Chile hovers around 11°C (52°F), with minimums dipping to -1°C (30°F) and maximums reaching up to 21°C (71°F). Expect approximately 107 mm (4.2 in) of precipitation over 8 days, contributing to an average humidity of 83%. Stay prepared for a mix of cool, damp days and an occasional warm spell!

May Temperature in Penco

In May in Penco, the average temperature is 11°C (52°F), with maximums reaching 21°C (71°F) and minimums dropping as low as -1°C (30°F). This variability makes it an ideal time for travelers to experience a mix of comfortable days and brisk nights, so layering your clothing is essential for enjoying all that Penco has to offer.

May Weather in Penco: Daily Temperature Highs, Lows, and Averages

The chart illustrates May temperature patterns in Penco, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Penco, May typically has an average temperature of 11°C (52°F), with highs reaching up to 21°C (71°F) and lows dropping to around -1°C (30°F).

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

May Precipitation in Penco

In Penco in May, the total precipitation amount is 107 mm (4.2 in), occurring over a span of 8 days.

May Precipitation Trends in Penco

The chart displays monthly precipitation patterns in Penco, with values for each month alongside May’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how May’s conditions compare to those of other months. In Penco, May typically receives around 107 mm (4.2 inches) of precipitation spread over approximately 8 days.

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

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Millimeters (mm) Inches (in)

May Humidity in Penco

In Penco in May humidity is 83%. With an average temperature of 11°C (52°F), this humidity feels like a damp chill that can make outdoor activities uncomfortable, often leading travelers to seek shelter indoors or to dress in layered clothing to stay warm while exploring the area.

May Average Humidity in Penco

This chart illustrates the average monthly humidity levels in Penco, with May’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In May, average humidity in Penco is approximately 83%, offering insight into how humid the weather typically is during this month.

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

May UV Index in Penco

In Penco in May, the maximum UV index reaches 5, which corresponds to a moderate Exposure Category. Under these conditions, the estimated time to burn is approximately 30 minutes. For more details, you can check the Hourly UV Index in Penco.

Maximum UV Index Levels in Penco for May

The chart shows the monthly maximum UV Index (UVI) for Penco in May, 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 May, the maximum UV index in Penco typically reaches 5, which falls under the moderate exposure category.

Data source: Penco May 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 May Weather in Penco Compares to Other Months

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

This table compares monthly weather conditions in Penco, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	18°C (65°F)	6 mm (0.3 inches)	68%	extreme
February Weather	18°C (64°F)	7 mm (0.3 inches)	67%	extreme
March Weather	16°C (61°F)	19 mm (0.8 inches)	70%	very high
April Weather	13°C (56°F)	36 mm (1.4 inches)	74%	high
May Weather	11°C (52°F)	107 mm (4.2 inches)	83%	moderate
June Weather	9°C (49°F)	188 mm (7.4 inches)	85%	moderate
July Weather	9°C (48°F)	104 mm (4.1 inches)	86%	moderate
August Weather	9°C (49°F)	106 mm (4.2 inches)	85%	moderate
September Weather	10°C (51°F)	65 mm (2.6 inches)	79%	high
October Weather	12°C (54°F)	41 mm (1.6 inches)	76%	very high
November Weather	15°C (59°F)	20 mm (0.8 inches)	72%	extreme
December Weather	17°C (62°F)	6 mm (0.2 inches)	67%	extreme