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May Weather in San Pedro, Peru

Last updated: August 27, 2025

In May, the average temperature in San Pedro, Peru is a pleasant 19°C (67°F), with temperatures ranging from a minimum of 15°C (59°F) to a maximum of 24°C (75°F). Expect light rainfall, with an average precipitation of just 4 mm (0.1 in) over 0 days. The air is quite humid, with an average humidity level of 83%, making for a comfortable and refreshing atmosphere.

May Temperature in San Pedro

In May in San Pedro, the average temperature is 19°C (67°F), with maximums reaching 24°C (75°F) and minimums dropping as low as 15°C (59°F). This pleasant climate makes it an ideal time for travelers to explore the area comfortably.

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

The chart illustrates May temperature patterns in San Pedro, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In San Pedro, May typically has an average temperature of 19°C (67°F), with highs reaching up to 24°C (75°F) and lows dropping to around 15°C (59°F).
JanFebMarAprMayJunJulAugSepOctNovDec727474716764626162636569
Data source: Temperature data for San Pedro 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 Pedro

In San Pedro in May, the precipitation amount is 4 mm (0.1 in) recorded over a span of 0 days.

May Precipitation Trends in San Pedro

The chart displays monthly precipitation patterns in San Pedro, 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 Pedro, May typically receives around 4 mm (0.1 inches) of precipitation spread over approximately 0 days.
JanFebMarAprMayJunJulAugSepOctNovDec231812745421234
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in San Pedro

In San Pedro in May humidity is 83%. With an average temperature of 19°C (67°F), this humidity feels like a warm, tropical blanket wrapping around you, making traveling feel a bit sluggish and sticky, yet still inviting as long as you stay hydrated and take breaks in the shade.

May Average Humidity in San Pedro

This chart illustrates the average monthly humidity levels in San Pedro, 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 Pedro is approximately 83%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec89%89%90%89%83%69%56%51%53%68%82%87%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in San Pedro

In San Pedro in May, the maximum UV index reaches 10, which corresponds to a very high Exposure Category. With a time to burn of just 15 minutes, it's crucial to take precautions. For more detailed information, you can check the Hourly UV Index in San Pedro.

Maximum UV Index Levels in San Pedro for May

The chart shows the monthly maximum UV Index (UVI) for San Pedro 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 Pedro typically reaches 10, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec14141413109101113141514
Data source: San Pedro 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 Pedro Compares to Other Months

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

This table compares monthly weather conditions in San Pedro, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather22°C (72°F)23 mm (0.9 inches)89%extreme
February Weather23°C (74°F)18 mm (0.7 inches)89%extreme
March Weather23°C (74°F)12 mm (0.5 inches)90%extreme
April Weather21°C (71°F)7 mm (0.3 inches)89%extreme
May Weather19°C (67°F)4 mm (0.1 inches)83%very high
June Weather18°C (64°F)5 mm (0.2 inches)69%very high
July Weather17°C (63°F)4 mm (0.1 inches)56%very high
August Weather16°C (62°F)2 mm (0.1 inches)50%extreme
September Weather17°C (62°F)1 mm (0.1 inches)53%extreme
October Weather17°C (64°F)2 mm (0.1 inches)68%extreme
November Weather19°C (66°F)3 mm (0.1 inches)81%extreme
December Weather20°C (69°F)4 mm (0.1 inches)87%extreme

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