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May Weather in San Gregorio, Peru

Last updated: August 27, 2025

In May, the average temperature in San Gregorio, Peru is a mild 16°C (61°F), with minimums dipping to 10°C (50°F) and maximums reaching 23°C (73°F). Expect a fair amount of rainfall, averaging 222 mm (8.7 in) over 29 days, accompanied by a high average humidity of 78%. Perfect for cozy indoor activities or exploring the vibrant local culture!

May Temperature in San Gregorio

In May in San Gregorio, the average temperature is 16°C (61°F), with maximums reaching 23°C (73°F) and minimums dropping as low as 10°C (50°F). This pleasant climate makes it an ideal time for travelers to explore and enjoy the local attractions.

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

The chart illustrates May temperature patterns in San Gregorio, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In San Gregorio, May typically has an average temperature of 16°C (61°F), with highs reaching up to 23°C (73°F) and lows dropping to around 10°C (50°F).
JanFebMarAprMayJunJulAugSepOctNovDec595959606061606161606060
Data source: Temperature data for San Gregorio 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 Gregorio

In San Gregorio in May, the total precipitation amount is 222 mm (8.7 in) spread over 29 days.

May Precipitation Trends in San Gregorio

The chart displays monthly precipitation patterns in San Gregorio, 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 Gregorio, May typically receives around 222 mm (8.7 inches) of precipitation spread over approximately 29 days.
JanFebMarAprMayJunJulAugSepOctNovDec276368511367222827463125182105267
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in San Gregorio

In San Gregorio in May, humidity is 78%. With an average temperature of 16°C (61°F), this humidity feels like a warm, sticky embrace, making travel somewhat uncomfortable as it clings to your skin and creates a heavy atmosphere that can drain your energy.

May Average Humidity in San Gregorio

This chart illustrates the average monthly humidity levels in San Gregorio, 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 Gregorio is approximately 78%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec83%81%88%85%78%62%44%38%42%58%69%82%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in San Gregorio

In San Gregorio 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 San Gregorio, you can check here.

Maximum UV Index Levels in San Gregorio for May

The chart shows the monthly maximum UV Index (UVI) for San Gregorio 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 Gregorio typically reaches 14, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec161617161412121316161515
Data source: San Gregorio 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 Gregorio Compares to Other Months

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

This table compares monthly weather conditions in San Gregorio, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather15°C (60°F)276 mm (10.9 inches)83%extreme
February Weather15°C (60°F)368 mm (14.5 inches)81%extreme
March Weather15°C (60°F)511 mm (20.1 inches)88%extreme
April Weather15°C (60°F)367 mm (14.5 inches)85%extreme
May Weather16°C (61°F)222 mm (8.7 inches)78%extreme
June Weather16°C (61°F)82 mm (3.2 inches)62%extreme
July Weather16°C (61°F)74 mm (2.9 inches)44%extreme
August Weather16°C (61°F)63 mm (2.5 inches)38%extreme
September Weather16°C (61°F)125 mm (4.9 inches)42%extreme
October Weather16°C (60°F)182 mm (7.2 inches)58%extreme
November Weather16°C (60°F)105 mm (4.1 inches)69%extreme
December Weather15°C (60°F)267 mm (10.5 inches)82%extreme

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