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May Weather in San Lorenzo, Peru

Last updated: August 27, 2025

In San Lorenzo, Peru, the average temperature in May hovers around 26°C (80°F), making it a pleasant time to visit. However, be prepared for a range, with minimum temperatures dipping to 19°C (67°F) and maximums peaking at 34°C (94°F). Be mindful of the 269 mm (10.6 in) of precipitation spread over 22 days, along with humidity levels averaging 88%—so pack accordingly!

May Temperature in San Lorenzo

In May in San Lorenzo, the average temperature is 26°C (80°F), with maximums reaching up to 34°C (94°F) and minimums dropping as low as 19°C (67°F). This pleasant climate makes it an ideal time for travelers to explore and enjoy outdoor activities.

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 26°C (80°F), with highs reaching up to 34°C (94°F) and lows dropping to around 19°C (67°F).
JanFebMarAprMayJunJulAugSepOctNovDec808180807979787980808080
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 total precipitation amount reaches 269 mm (10.6 in) over the course of 22 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 269 mm (10.6 inches) of precipitation spread over approximately 22 days.
JanFebMarAprMayJunJulAugSepOctNovDec240190369293269200144119161184292281
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 88%. With an average temperature of 26°C (80°F), this humidity feels like a thick blanket enveloping you, making outdoor activities challenging and sweat-soaked.

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 88%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec76%76%79%86%89%75%60%50%49%60%74%85%
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 13, which corresponds to an extreme Exposure Category. With a time to burn of just 10 minutes, it's crucial to take protective measures. 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 13, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec151616161312111314141413
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 Weather27°C (80°F)240 mm (9.5 inches)75%extreme
February Weather27°C (81°F)190 mm (7.5 inches)76%extreme
March Weather26°C (80°F)369 mm (14.5 inches)79%extreme
April Weather26°C (80°F)293 mm (11.5 inches)86%extreme
May Weather26°C (80°F)269 mm (10.6 inches)88%extreme
June Weather26°C (79°F)200 mm (7.9 inches)75%extreme
July Weather26°C (78°F)144 mm (5.7 inches)60%extreme
August Weather26°C (79°F)119 mm (4.7 inches)50%extreme
September Weather27°C (80°F)161 mm (6.3 inches)49%extreme
October Weather27°C (81°F)184 mm (7.3 inches)60%extreme
November Weather27°C (81°F)292 mm (11.5 inches)74%extreme
December Weather27°C (80°F)281 mm (11.1 inches)85%extreme

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