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May Weather in Santiago Petlacala, Mexico

Last updated: August 27, 2025

In May, the average temperature in Santiago Petlacala, Mexico hovers around 19°C (67°F). Expect a range from a cool 11°C (52°F) to a warm 29°C (85°F). During this month, you can anticipate 202 mm (8.0 in) of precipitation spread across 24 days, contributing to an average humidity of 73%. Be prepared for dynamic weather!

May Temperature in Santiago Petlacala

In May in Santiago Petlacala, the average temperature is 19°C (67°F). The maximum can reach 29°C (85°F), and the minimum can be as low as 11°C (52°F). This pleasant climate makes it an ideal time for outdoor activities and exploring the local attractions.

May Weather in Santiago Petlacala: Daily Temperature Highs, Lows, and Averages

The chart illustrates May temperature patterns in Santiago Petlacala, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Santiago Petlacala, May typically has an average temperature of 19°C (67°F), with highs reaching up to 29°C (85°F) and lows dropping to around 11°C (52°F).
JanFebMarAprMayJunJulAugSepOctNovDec606264666665656565646361
Data source: Temperature data for Santiago Petlacala 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 Santiago Petlacala

In Santiago Petlacala in May, the total precipitation amount is 202 mm (8.0 in) accumulated over 24 days.

May Precipitation Trends in Santiago Petlacala

The chart displays monthly precipitation patterns in Santiago Petlacala, 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 Santiago Petlacala, May typically receives around 202 mm (8.0 inches) of precipitation spread over approximately 24 days.
JanFebMarAprMayJunJulAugSepOctNovDec23529632023923694444842825529
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Santiago Petlacala

In Santiago Petlacala in May humidity is 73%. With an average temperature of 19°C (67°F), this humidity feels like a warm blanket wrapped around you, making travel slightly uncomfortable and sticky, but still manageable as long as you stay hydrated and take breaks in the shade.

May Average Humidity in Santiago Petlacala

This chart illustrates the average monthly humidity levels in Santiago Petlacala, 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 Santiago Petlacala is approximately 73%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec65%61%59%62%73%78%79%82%82%79%72%70%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Santiago Petlacala

In Santiago Petlacala 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 Santiago Petlacala.

Maximum UV Index Levels in Santiago Petlacala for May

The chart shows the monthly maximum UV Index (UVI) for Santiago Petlacala 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 Santiago Petlacala typically reaches 15, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec10121415151414141412109
Data source: Santiago Petlacala 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 Santiago Petlacala Compares to Other Months

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

This table compares monthly weather conditions in Santiago Petlacala, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather16°C (61°F)23 mm (0.9 inches)65%very high
February Weather17°C (62°F)5 mm (0.2 inches)61%extreme
March Weather18°C (65°F)29 mm (1.1 inches)59%extreme
April Weather19°C (66°F)63 mm (2.5 inches)62%extreme
May Weather19°C (67°F)202 mm (8.0 inches)73%extreme
June Weather18°C (65°F)392 mm (15.4 inches)78%extreme
July Weather18°C (65°F)369 mm (14.5 inches)79%extreme
August Weather18°C (65°F)444 mm (17.5 inches)82%extreme
September Weather18°C (65°F)484 mm (19.0 inches)82%extreme
October Weather18°C (65°F)282 mm (11.1 inches)79%extreme
November Weather17°C (63°F)54 mm (2.1 inches)72%very high
December Weather16°C (61°F)29 mm (1.1 inches)70%very high

Compare Santiago Petlacala's Climate with Cities Worldwide