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May Weather in San Ignacio, Mexico

Last updated: August 27, 2025

In San Ignacio, Mexico, the average temperature in May hovers around 22°C (71°F), offering a pleasant climate. Expect temperatures to range from a refreshing 9°C (49°F) to a sizzling 39°C (102°F). With zero precipitation recorded over the month, you can enjoy clear skies and sunshine, complemented by an average humidity of 61%.

May Temperature in San Ignacio

In May in San Ignacio, the average temperature is 22°C (71°F). Maximums can reach 39°C (102°F), while minimums can drop to as low as 9°C (49°F). This variability makes it essential for travelers to pack for both warm and cool conditions while exploring the area.

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

The chart illustrates May temperature patterns in San Ignacio, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In San Ignacio, May typically has an average temperature of 22°C (71°F), with highs reaching up to 39°C (102°F) and lows dropping to around 9°C (49°F).
JanFebMarAprMayJunJulAugSepOctNovDec616266707178858683777062
Data source: Temperature data for San Ignacio 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 Ignacio

In San Ignacio in May, the precipitation amount is 0 mm (0.0 in) during 0 days.

May Precipitation Trends in San Ignacio

The chart displays monthly precipitation patterns in San Ignacio, 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 Ignacio, May typically receives around 0 mm (0.0 inches) of precipitation spread over approximately 0 days.
JanFebMarAprMayJunJulAugSepOctNovDec1210140002828131612
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in San Ignacio

In San Ignacio in May humidity is 61%. With an average temperature of 22°C (71°F), this humidity feels like a warm embrace, making it a pleasant time for traveling, though you might want to stay hydrated and take breaks in shaded areas to fully enjoy your adventures.

May Average Humidity in San Ignacio

This chart illustrates the average monthly humidity levels in San Ignacio, 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 Ignacio is approximately 61%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec72%69%61%58%61%61%63%70%75%72%72%72%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in San Ignacio

In San Ignacio in May, the maximum UV index is 12, which corresponds to an extreme Exposure Category. The time to burn is just 10 minutes, underscoring the importance of sun protection. For detailed information, you can check the Hourly UV Index in San Ignacio.

Maximum UV Index Levels in San Ignacio for May

The chart shows the monthly maximum UV Index (UVI) for San Ignacio 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 Ignacio typically reaches 12, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec6810121212121212975
Data source: San Ignacio 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 Ignacio Compares to Other Months

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

This table compares monthly weather conditions in San Ignacio, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather16°C (62°F)12 mm (0.5 inches)71%high
February Weather17°C (63°F)10 mm (0.4 inches)69%very high
March Weather19°C (66°F)14 mm (0.6 inches)61%very high
April Weather21°C (71°F)0 mm (0.0 inches)58%extreme
May Weather22°C (71°F)0 mm (0.0 inches)61%extreme
June Weather25°C (78°F)0 mm (0.0 inches)61%extreme
July Weather29°C (85°F)2 mm (0.1 inches)63%extreme
August Weather30°C (86°F)8 mm (0.3 inches)70%extreme
September Weather28°C (83°F)28 mm (1.1 inches)75%extreme
October Weather25°C (77°F)13 mm (0.5 inches)71%very high
November Weather21°C (70°F)16 mm (0.6 inches)72%high
December Weather17°C (62°F)12 mm (0.5 inches)72%moderate

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