May Weather in San Antonito, United States

Last updated: June 24, 2025

In May, the average temperature in San Antonito, United States hovers around 17°C (63°F). Expect a wide range of temperatures, with a minimum dipping to -5°C (24°F) and a maximum reaching up to 31°C (89°F). During this month, you'll encounter approximately 27 mm (1.1 in) of precipitation over 3 days, while the average humidity sits comfortably at 57%.

May Temperature in San Antonito

In May in San Antonito, the average temperature is 17°C (63°F). The maximum can reach 31°C (89°F) and the minimum can be as low as -5°C (24°F). Travelers should prepare for a wide range of temperatures, from warm days to chilly nights.

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

The chart illustrates May temperature patterns in San Antonito, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In San Antonito, May typically has an average temperature of 17°C (63°F), with highs reaching up to 31°C (89°F) and lows dropping to around -5°C (24°F).
JanFebMarAprMayJunJulAugSepOctNovDec313545536372747267534334
Data source: Temperature data for San Antonito 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 Antonito

In San Antonito in May, the total precipitation amount is 27 mm (1.1 in) over the course of 3 days.

May Precipitation Trends in San Antonito

The chart displays monthly precipitation patterns in San Antonito, 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 Antonito, May typically receives around 27 mm (1.1 inches) of precipitation spread over approximately 3 days.
JanFebMarAprMayJunJulAugSepOctNovDec232426282735914238552416
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in San Antonito

In San Antonito in May, humidity is 57%. With an average temperature of 17°C (63°F), this humidity feels like a refreshing yet slightly damp embrace, making it comfortable for traveling while inviting you to explore the serene surroundings without the sweltering heat.

May Average Humidity in San Antonito

This chart illustrates the average monthly humidity levels in San Antonito, 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 Antonito is approximately 57%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec78%79%66%60%57%55%57%65%72%78%81%79%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in San Antonito

In San Antonito 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 Antonito.

Maximum UV Index Levels in San Antonito for May

The chart shows the monthly maximum UV Index (UVI) for San Antonito 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 Antonito typically reaches 12, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec479111213121211864
Data source: San Antonito 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 Antonito Compares to Other Months

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

This table compares monthly weather conditions in San Antonito, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather0°C (31°F)23 mm (0.9 inches)78%moderate
February Weather2°C (35°F)24 mm (1.0 inches)79%high
March Weather7°C (45°F)26 mm (1.0 inches)66%very high
April Weather12°C (54°F)28 mm (1.1 inches)60%extreme
May Weather17°C (63°F)27 mm (1.1 inches)57%extreme
June Weather22°C (73°F)34 mm (1.4 inches)55%extreme
July Weather23°C (74°F)91 mm (3.6 inches)56%extreme
August Weather22°C (72°F)42 mm (1.7 inches)65%extreme
September Weather19°C (67°F)38 mm (1.5 inches)72%extreme
October Weather12°C (53°F)55 mm (2.2 inches)78%very high
November Weather6°C (43°F)24 mm (0.9 inches)81%high
December Weather1°C (34°F)16 mm (0.6 inches)79%moderate

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