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May Weather in Cartagena, Chile

Last updated: August 22, 2025

In Cartagena, Chile, the average temperature in May is a pleasant 12°C (54°F). Expect a minimum of 2°C (36°F) and a maximum reaching 24°C (75°F). During this month, 43 mm (1.7 in) of precipitation typically falls over 3 days, contributing to an average humidity of 64%.

May Temperature in Cartagena

In May in Cartagena, the average temperature is 12°C (54°F). Maximum temperatures can reach 24°C (75°F), while minimums can drop as low as 2°C (36°F). This makes Cartagena an ideal destination for travelers seeking a mild climate with the possibility of warmer days.

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

The chart illustrates May temperature patterns in Cartagena, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Cartagena, May typically has an average temperature of 12°C (54°F), with highs reaching up to 24°C (75°F) and lows dropping to around 2°C (36°F).
JanFebMarAprMayJunJulAugSepOctNovDec626260575451505053555960
Data source: Temperature data for Cartagena generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

May Precipitation in Cartagena

In Cartagena in May, the precipitation amount is 43 mm (1.7 in) over a period of 3 days.

May Precipitation Trends in Cartagena

The chart displays monthly precipitation patterns in Cartagena, 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 Cartagena, May typically receives around 43 mm (1.7 inches) of precipitation spread over approximately 3 days.
JanFebMarAprMayJunJulAugSepOctNovDec6339431074738161431
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Cartagena

In Cartagena in May humidity is 64%. With an average temperature of 12°C (54°F), this humidity feels like a damp chill that can make outdoor activities uncomfortable, requiring a light jacket to stay warm while exploring.

May Average Humidity in Cartagena

This chart illustrates the average monthly humidity levels in Cartagena, 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 Cartagena is approximately 64%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec41%41%46%52%64%71%75%73%56%61%52%39%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Cartagena

In Cartagena 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 Cartagena.

Maximum UV Index Levels in Cartagena for May

The chart shows the monthly maximum UV Index (UVI) for Cartagena 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 Cartagena typically reaches 5, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec141311853468111314
Data source: Cartagena 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 Cartagena Compares to Other Months

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

This table compares monthly weather conditions in Cartagena, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather17°C (62°F)6 mm (0.2 inches)41%extreme
February Weather17°C (62°F)3 mm (0.1 inches)41%extreme
March Weather16°C (60°F)3 mm (0.1 inches)46%extreme
April Weather14°C (57°F)9 mm (0.4 inches)52%very high
May Weather12°C (54°F)43 mm (1.7 inches)64%moderate
June Weather11°C (51°F)107 mm (4.2 inches)71%moderate
July Weather10°C (50°F)47 mm (1.9 inches)75%moderate
August Weather10°C (51°F)38 mm (1.5 inches)73%high
September Weather11°C (53°F)16 mm (0.6 inches)56%very high
October Weather13°C (55°F)14 mm (0.6 inches)61%extreme
November Weather15°C (59°F)3 mm (0.1 inches)52%extreme
December Weather16°C (61°F)1 mm (0.0 inches)39%extreme

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