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May Weather in San Patricio, Mexico

Last updated: August 27, 2025

In May, the average temperature in San Patricio, Mexico is a pleasant 25°C (77°F), with a minimum of 18°C (65°F) and a maximum reaching 31°C (88°F). You can expect minimal precipitation during this month, with just 1 mm (0.0 in) falling on 0 days. The average humidity will be a comfortable 67%, making it an ideal time to enjoy the outdoors!

May Temperature in San Patricio

In May in San Patricio, the average temperature is 25°C (77°F). Maximums can reach 31°C (88°F) and minimums can be as low as 18°C (65°F). This pleasant climate makes San Patricio an ideal destination for travelers seeking warmth and moderate weather during this time of year.

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

The chart illustrates May temperature patterns in San Patricio, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In San Patricio, May typically has an average temperature of 25°C (77°F), with highs reaching up to 31°C (88°F) and lows dropping to around 18°C (65°F).
JanFebMarAprMayJunJulAugSepOctNovDec757575757781838282827977
Data source: Temperature data for San Patricio 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 Patricio

In San Patricio in May, the precipitation amount is 1 mm (0.0 in) during a span of 0 days.

May Precipitation Trends in San Patricio

The chart displays monthly precipitation patterns in San Patricio, 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 Patricio, May typically receives around 1 mm (0.0 inches) of precipitation spread over approximately 0 days.
JanFebMarAprMayJunJulAugSepOctNovDec91700111768267235168306
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in San Patricio

In San Patricio in May, humidity is 67%. With an average temperature of 25°C (77°F), this humidity feels like traveling through a warm, heavy blanket, making outdoor activities feel more strenuous and sticky than usual.

May Average Humidity in San Patricio

This chart illustrates the average monthly humidity levels in San Patricio, 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 Patricio is approximately 67%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec70%65%59%60%67%80%81%83%83%80%77%76%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in San Patricio

In San Patricio in May, the maximum UV index reaches 13, which corresponds to an extreme Exposure Category. With a time to burn of just 10 minutes, it's crucial to take protective measures. For detailed information, you can check the Hourly UV Index in San Patricio.

Maximum UV Index Levels in San Patricio for May

The chart shows the monthly maximum UV Index (UVI) for San Patricio 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 Patricio typically reaches 13, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec910131313141212131297
Data source: San Patricio 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 Patricio Compares to Other Months

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

This table compares monthly weather conditions in San Patricio, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather24°C (76°F)9 mm (0.3 inches)70%very high
February Weather24°C (75°F)16 mm (0.6 inches)65%very high
March Weather24°C (75°F)0 mm (0.0 inches)59%extreme
April Weather24°C (75°F)0 mm (0.0 inches)60%extreme
May Weather25°C (77°F)1 mm (0.0 inches)67%extreme
June Weather27°C (81°F)116 mm (4.6 inches)80%extreme
July Weather28°C (83°F)68 mm (2.7 inches)81%extreme
August Weather28°C (83°F)267 mm (10.5 inches)83%extreme
September Weather28°C (82°F)235 mm (9.2 inches)83%extreme
October Weather28°C (82°F)168 mm (6.6 inches)80%extreme
November Weather26°C (80°F)30 mm (1.2 inches)77%very high
December Weather25°C (77°F)6 mm (0.2 inches)76%high

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