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May Weather in San Ildefonso, Mexico

Last updated: August 27, 2025

In San Ildefonso, Mexico, the average temperature in May hovers around 21°C (69°F), making it a delightful time to explore. Expect a minimum of 9°C (48°F) and a maximum of 34°C (93°F), offering a nice range for both warmth and coolness. During this month, anticipate about 36 mm (1.4 in) of precipitation spread over 8 days, paired with an average humidity of 77%. Enjoy the balanced climate!

May Temperature in San Ildefonso

In May in San Ildefonso, the average temperature is 21°C (69°F). Maximum temperatures can reach 34°C (93°F), while minimums can drop as low as 9°C (48°F). This diverse temperature range makes San Ildefonso an ideal destination for travelers seeking both warm days and cooler evenings.

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

The chart illustrates May temperature patterns in San Ildefonso, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In San Ildefonso, May typically has an average temperature of 21°C (69°F), with highs reaching up to 34°C (93°F) and lows dropping to around 9°C (48°F).
JanFebMarAprMayJunJulAugSepOctNovDec566064676966656564625957
Data source: Temperature data for San Ildefonso 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 Ildefonso

In San Ildefonso in May, the precipitation amount is 36 mm (1.4 in) over a period of 8 days.

May Precipitation Trends in San Ildefonso

The chart displays monthly precipitation patterns in San Ildefonso, 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 Ildefonso, May typically receives around 36 mm (1.4 inches) of precipitation spread over approximately 8 days.
JanFebMarAprMayJunJulAugSepOctNovDec8718253612410811514469174
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in San Ildefonso

In San Ildefonso in May humidity is 77%. With an average temperature of 21°C (69°F), this humidity feels like a warm, enveloping blanket that clings to your skin, making outdoor activities both invigorating and somewhat sluggish for traveling.

May Average Humidity in San Ildefonso

This chart illustrates the average monthly humidity levels in San Ildefonso, 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 Ildefonso is approximately 77%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec84%78%75%71%77%76%68%70%82%91%89%88%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in San Ildefonso

In San Ildefonso 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 San Ildefonso.

Maximum UV Index Levels in San Ildefonso for May

The chart shows the monthly maximum UV Index (UVI) for San Ildefonso 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 Ildefonso typically reaches 15, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec9121415151414141412108
Data source: San Ildefonso 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 Ildefonso Compares to Other Months

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

This table compares monthly weather conditions in San Ildefonso, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather13°C (57°F)8 mm (0.3 inches)84%very high
February Weather16°C (61°F)7 mm (0.3 inches)78%extreme
March Weather18°C (64°F)18 mm (0.7 inches)75%extreme
April Weather20°C (68°F)25 mm (1.0 inches)70%extreme
May Weather21°C (69°F)36 mm (1.4 inches)77%extreme
June Weather19°C (67°F)124 mm (4.9 inches)76%extreme
July Weather18°C (65°F)108 mm (4.3 inches)68%extreme
August Weather18°C (65°F)115 mm (4.5 inches)70%extreme
September Weather18°C (64°F)144 mm (5.7 inches)82%extreme
October Weather17°C (62°F)69 mm (2.7 inches)91%extreme
November Weather15°C (59°F)17 mm (0.7 inches)89%very high
December Weather14°C (57°F)4 mm (0.1 inches)88%very high

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