May Weather in San Lorenzo, Guatemala

Last updated: August 23, 2025

In May, the average temperature in San Lorenzo, Guatemala is a comfortable 17°C (63°F). You can expect temperatures to range from a cool 10°C (49°F) to a warm 25°C (77°F). During this time, precipitation averages 381 mm (15.0 in) over 31 days, accompanied by an average humidity of 65%.

May Temperature in San Lorenzo

In May in San Lorenzo, the average temperature is 17°C (63°F), with maximums reaching 25°C (77°F) and minimums dropping as low as 10°C (49°F). This climate makes it a pleasant time to explore the area, so pack accordingly for a comfortable journey!

May Weather in San Lorenzo: Daily Temperature Highs, Lows, and Averages

The chart illustrates May temperature patterns in San Lorenzo, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In San Lorenzo, May typically has an average temperature of 17°C (63°F), with highs reaching up to 25°C (77°F) and lows dropping to around 10°C (49°F).
JanFebMarAprMayJunJulAugSepOctNovDec585960616262616161616058
Data source: Temperature data for San Lorenzo 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 San Lorenzo

In San Lorenzo in May, the precipitation amount is 381 mm (15.0 in) over the course of 31 days.

May Precipitation Trends in San Lorenzo

The chart displays monthly precipitation patterns in San Lorenzo, 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 San Lorenzo, May typically receives around 381 mm (15.0 inches) of precipitation spread over approximately 31 days.
JanFebMarAprMayJunJulAugSepOctNovDec3129571243814532203594173268538
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in San Lorenzo

In San Lorenzo in May humidity is 65%. With an average temperature of 17°C (63°F), this humidity feels like a warm blanket enveloping you, making it a comfortable yet slightly muggy experience for traveling, where you might find yourself seeking shade or a refreshing drink to stay cool and refreshed.

May Average Humidity in San Lorenzo

This chart illustrates the average monthly humidity levels in San Lorenzo, 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 San Lorenzo is approximately 65%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec76%68%59%57%65%66%75%82%82%83%80%76%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in San Lorenzo

In San Lorenzo in May, 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 San Lorenzo.

Maximum UV Index Levels in San Lorenzo for May

The chart shows the monthly maximum UV Index (UVI) for San Lorenzo 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 San Lorenzo typically reaches 15, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec121416161515161514141110
Data source: San Lorenzo 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 San Lorenzo Compares to Other Months

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

This table compares monthly weather conditions in San Lorenzo, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather14°C (58°F)31 mm (1.2 inches)76%extreme
February Weather15°C (59°F)29 mm (1.1 inches)68%extreme
March Weather16°C (61°F)57 mm (2.2 inches)59%extreme
April Weather16°C (62°F)124 mm (4.9 inches)57%extreme
May Weather17°C (63°F)381 mm (15.0 inches)65%extreme
June Weather16°C (62°F)453 mm (17.8 inches)66%extreme
July Weather16°C (62°F)220 mm (8.7 inches)75%extreme
August Weather16°C (62°F)358 mm (14.1 inches)82%extreme
September Weather16°C (61°F)417 mm (16.4 inches)82%extreme
October Weather16°C (61°F)326 mm (12.8 inches)83%extreme
November Weather16°C (60°F)85 mm (3.4 inches)80%extreme
December Weather15°C (59°F)38 mm (1.5 inches)76%very high

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