May Weather in Acajutla, El Salvador

Last updated: August 23, 2025

In May, the average temperature in Acajutla, El Salvador hovers around 28°C (82°F), offering a warm climate for all outdoor adventures. Expect a minimum temperature of 24°C (76°F) and a peak of 32°C (89°F), perfect for beach days and exploration. However, be prepared for some rain, as the area receives about 248 mm (9.8 in) of precipitation over 25 days. With an average humidity of 59%, it’s a great time to enjoy the lush surroundings while staying hydrated!

May Temperature in Acajutla

In May in Acajutla, the average temperature is 28°C (82°F), with maximums reaching up to 32°C (89°F) and minimums dropping as low as 24°C (76°F). This weather makes it a perfect time to enjoy outdoor activities and explore the local attractions comfortably.

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

The chart illustrates May temperature patterns in Acajutla, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Acajutla, May typically has an average temperature of 28°C (82°F), with highs reaching up to 32°C (89°F) and lows dropping to around 24°C (76°F).

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

May Precipitation in Acajutla

In Acajutla in May, the precipitation amount is 248 mm (9.8 in) spread over 25 days.

May Precipitation Trends in Acajutla

The chart displays monthly precipitation patterns in Acajutla, 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 Acajutla, May typically receives around 248 mm (9.8 inches) of precipitation spread over approximately 25 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 Acajutla

In Acajutla in May humidity is 59%. With an average temperature of 28°C (82°F), this humidity feels like a warm embrace, making travel somewhat sticky yet invigorating, as the moist air clings to your skin and enhances the experience of vibrant surroundings.

May Average Humidity in Acajutla

This chart illustrates the average monthly humidity levels in Acajutla, 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 Acajutla is approximately 59%, 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 Acajutla

In Acajutla in May, 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 Acajutla, you can check here.

Maximum UV Index Levels in Acajutla for May

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

Data source: Acajutla 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 Acajutla Compares to Other Months

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

This table compares monthly weather conditions in Acajutla, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	27°C (80°F)	5 mm (0.2 inches)	63%	extreme
February Weather	27°C (81°F)	4 mm (0.2 inches)	62%	extreme
March Weather	28°C (82°F)	12 mm (0.5 inches)	59%	extreme
April Weather	28°C (83°F)	40 mm (1.6 inches)	59%	extreme
May Weather	28°C (82°F)	248 mm (9.8 inches)	59%	extreme
June Weather	27°C (82°F)	291 mm (11.5 inches)	68%	extreme
July Weather	28°C (82°F)	176 mm (6.9 inches)	77%	extreme
August Weather	28°C (82°F)	273 mm (10.7 inches)	79%	extreme
September Weather	27°C (81°F)	284 mm (11.2 inches)	77%	extreme
October Weather	27°C (81°F)	341 mm (13.4 inches)	77%	extreme
November Weather	27°C (81°F)	76 mm (3.0 inches)	75%	very high
December Weather	27°C (81°F)	8 mm (0.3 inches)	66%	very high