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May Weather in San Juan Atepec, Mexico

Last updated: August 27, 2025

In May, the average temperature in San Juan Atepec, Mexico is a pleasant 18°C (65°F). Expect a range from a cool 9°C (49°F) to a warm 29°C (85°F). Over the month, anticipate 204 mm (8.0 in) of precipitation spread across 25 days, contributing to an average humidity of 72%.

May Temperature in San Juan Atepec

In May in San Juan Atepec, the average temperature is 18°C (65°F). Maximum temperatures can reach 29°C (85°F), while minimums can drop as low as 9°C (49°F). This mild climate makes San Juan Atepec an ideal destination for travelers seeking comfortable weather.

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

The chart illustrates May temperature patterns in San Juan Atepec, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In San Juan Atepec, May typically has an average temperature of 18°C (65°F), with highs reaching up to 29°C (85°F) and lows dropping to around 9°C (49°F).
JanFebMarAprMayJunJulAugSepOctNovDec565961646564636363625856
Data source: Temperature data for San Juan Atepec 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 Juan Atepec

In San Juan Atepec in May, the precipitation amount is 204 mm (8.0 in) spread over 25 days.

May Precipitation Trends in San Juan Atepec

The chart displays monthly precipitation patterns in San Juan Atepec, 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 Juan Atepec, May typically receives around 204 mm (8.0 inches) of precipitation spread over approximately 25 days.
JanFebMarAprMayJunJulAugSepOctNovDec75616711520441723436744633315655
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in San Juan Atepec

In San Juan Atepec in May humidity is 72%. With an average temperature of 18°C (65°F), this humidity feels like a warm, sticky embrace, making traveling somewhat uncomfortable as the air clings to your skin and the heat can be stifling, yet it's perfect for enjoying leisurely strolls under the shade.

May Average Humidity in San Juan Atepec

This chart illustrates the average monthly humidity levels in San Juan Atepec, 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 Juan Atepec is approximately 72%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec84%80%73%67%72%73%76%80%84%89%88%88%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in San Juan Atepec

In San Juan Atepec 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 Juan Atepec, you can check here.

Maximum UV Index Levels in San Juan Atepec for May

The chart shows the monthly maximum UV Index (UVI) for San Juan Atepec 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 Juan Atepec typically reaches 14, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec10121414141415131412109
Data source: San Juan Atepec 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 Juan Atepec Compares to Other Months

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

This table compares monthly weather conditions in San Juan Atepec, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather13°C (56°F)75 mm (3.0 inches)84%very high
February Weather15°C (59°F)61 mm (2.4 inches)80%extreme
March Weather16°C (61°F)66 mm (2.6 inches)73%extreme
April Weather18°C (64°F)115 mm (4.5 inches)67%extreme
May Weather18°C (65°F)204 mm (8.0 inches)72%extreme
June Weather18°C (64°F)417 mm (16.4 inches)73%extreme
July Weather17°C (63°F)234 mm (9.2 inches)76%extreme
August Weather17°C (63°F)367 mm (14.4 inches)80%extreme
September Weather17°C (64°F)446 mm (17.6 inches)84%extreme
October Weather17°C (62°F)333 mm (13.1 inches)89%extreme
November Weather15°C (58°F)156 mm (6.1 inches)88%very high
December Weather14°C (57°F)55 mm (2.2 inches)88%very high

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