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May Weather in El Santiago, Mexico

Last updated: August 27, 2025

In El Santiago, Mexico, the average temperature in May reaches a warm 28°C (83°F). Expect a range from a comfortable 18°C (65°F) to a sizzling 39°C (102°F). During this month, you'll likely encounter 70 mm (2.8 in) of precipitation spread across 11 days, with an average humidity level of 73%.

May Temperature in El Santiago

In May in El Santiago, the average temperature is 28°C (83°F). The maximum can reach 39°C (102°F), while the minimum can be as low as 18°C (65°F). This weather makes it a great time for travelers to enjoy outdoor activities and explore the vibrant local culture.

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

The chart illustrates May temperature patterns in El Santiago, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In El Santiago, May typically has an average temperature of 28°C (83°F), with highs reaching up to 39°C (102°F) and lows dropping to around 18°C (65°F).
JanFebMarAprMayJunJulAugSepOctNovDec777881828278787777767777
Data source: Temperature data for El Santiago 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 El Santiago

In El Santiago in May, the precipitation amount is 70 mm (2.8 in) distributed over 11 days.

May Precipitation Trends in El Santiago

The chart displays monthly precipitation patterns in El Santiago, 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 El Santiago, May typically receives around 70 mm (2.8 inches) of precipitation spread over approximately 11 days.
JanFebMarAprMayJunJulAugSepOctNovDec4246703732564034522853418
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in El Santiago

In El Santiago in May, humidity is 73%. With an average temperature of 28°C (83°F), this humidity feels like a thick blanket enveloping your skin, making travel feel heavy and stifling, often requiring frequent breaks in shaded or air-conditioned areas to stay comfortable.

May Average Humidity in El Santiago

This chart illustrates the average monthly humidity levels in El Santiago, 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 El Santiago 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 El Santiago

In El Santiago 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 El Santiago, you can check here.

Maximum UV Index Levels in El Santiago for May

The chart shows the monthly maximum UV Index (UVI) for El Santiago 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 El Santiago typically reaches 14, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec10121314141414131312109
Data source: El Santiago 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 El Santiago Compares to Other Months

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

This table compares monthly weather conditions in El Santiago, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather25°C (77°F)4 mm (0.2 inches)65%very high
February Weather26°C (78°F)2 mm (0.1 inches)61%extreme
March Weather27°C (81°F)4 mm (0.1 inches)59%extreme
April Weather28°C (82°F)6 mm (0.2 inches)62%extreme
May Weather28°C (83°F)70 mm (2.8 inches)73%extreme
June Weather25°C (78°F)373 mm (14.7 inches)78%extreme
July Weather25°C (78°F)256 mm (10.1 inches)79%extreme
August Weather25°C (77°F)403 mm (15.8 inches)82%extreme
September Weather25°C (77°F)452 mm (17.8 inches)82%extreme
October Weather25°C (77°F)285 mm (11.2 inches)79%extreme
November Weather25°C (77°F)34 mm (1.3 inches)72%very high
December Weather25°C (77°F)18 mm (0.7 inches)70%very high

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