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May Weather in San Jose del Llano, Mexico

Last updated: August 27, 2025

In May, the average temperature in San Jose del Llano, Mexico hovers around 21°C (70°F). Expect a pleasant range with minimum temperatures dipping to 8°C (46°F) and maximums climbing to 35°C (94°F). Be prepared for some rain, as 80 mm (3.2 in) of precipitation is likely over 12 days. The air is generally humid, with an average humidity level of 75%.

May Temperature in San Jose del Llano

In May in San Jose del Llano, the average temperature is 21°C (70°F), with maximums reaching up to 35°C (94°F) and minimums dipping as low as 8°C (46°F). This climate makes San Jose del Llano an ideal destination for travelers seeking warm weather while having the option for cooler evenings.

May Weather in San Jose del Llano: Daily Temperature Highs, Lows, and Averages

The chart illustrates May temperature patterns in San Jose del Llano, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In San Jose del Llano, May typically has an average temperature of 21°C (70°F), with highs reaching up to 35°C (94°F) and lows dropping to around 8°C (46°F).
JanFebMarAprMayJunJulAugSepOctNovDec545863676969686866645955
Data source: Temperature data for San Jose del Llano 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 Jose del Llano

In San Jose del Llano in May, the precipitation amount is 80 mm (3.2 in) over a span of 12 days.

May Precipitation Trends in San Jose del Llano

The chart displays monthly precipitation patterns in San Jose del Llano, 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 Jose del Llano, May typically receives around 80 mm (3.2 inches) of precipitation spread over approximately 12 days.
JanFebMarAprMayJunJulAugSepOctNovDec14121833809910260111651714
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in San Jose del Llano

In San Jose del Llano in May, humidity is 75%. With an average temperature of 21°C (70°F), this humidity feels like a warm, enveloping blanket that makes exploring the area feel slightly sticky, requiring travelers to stay hydrated and take occasional breaks in the shade to fully enjoy their adventures.

May Average Humidity in San Jose del Llano

This chart illustrates the average monthly humidity levels in San Jose del Llano, 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 Jose del Llano is approximately 75%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec75%69%65%64%75%78%67%64%82%86%87%87%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in San Jose del Llano

In San Jose del Llano 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 Jose del Llano, you can check here.

Maximum UV Index Levels in San Jose del Llano for May

The chart shows the monthly maximum UV Index (UVI) for San Jose del Llano 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 Jose del Llano typically reaches 14, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec810131414141414131297
Data source: San Jose del Llano 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 Jose del Llano Compares to Other Months

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

This table compares monthly weather conditions in San Jose del Llano, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather12°C (54°F)14 mm (0.6 inches)75%very high
February Weather15°C (58°F)12 mm (0.5 inches)69%very high
March Weather17°C (63°F)18 mm (0.7 inches)65%extreme
April Weather19°C (67°F)33 mm (1.3 inches)64%extreme
May Weather21°C (70°F)80 mm (3.2 inches)75%extreme
June Weather21°C (69°F)99 mm (3.9 inches)78%extreme
July Weather20°C (68°F)102 mm (4.0 inches)67%extreme
August Weather20°C (69°F)59 mm (2.3 inches)64%extreme
September Weather19°C (66°F)111 mm (4.4 inches)81%extreme
October Weather18°C (64°F)65 mm (2.5 inches)85%extreme
November Weather15°C (59°F)17 mm (0.7 inches)87%very high
December Weather13°C (55°F)14 mm (0.6 inches)87%high

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