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February Weather in San Antonio, Mexico

Last updated: August 27, 2025

In February, the average temperature in San Antonio, Mexico is a pleasant 18°C (65°F), with a minimum of 7°C (45°F) and a maximum reaching up to 30°C (86°F). Expect 9 mm (0.4 in) of precipitation spread over 1 day, along with an average humidity of 67%.

February Temperature in San Antonio

In February in San Antonio, the average temperature is 18°C (65°F), with maximums reaching 30°C (86°F) and minimums dropping to as low as 7°C (45°F). This climate makes it an ideal time for outdoor activities, ensuring you can enjoy both warm days and cooler evenings while exploring.

February Weather in San Antonio: Daily Temperature Highs, Lows, and Averages

The chart illustrates February temperature patterns in San Antonio, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In San Antonio, February typically has an average temperature of 18°C (65°F), with highs reaching up to 30°C (86°F) and lows dropping to around 7°C (45°F).
JanFebMarAprMayJunJulAugSepOctNovDec646568737884878886837466
Data source: Temperature data for San Antonio 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.

February Precipitation in San Antonio

In San Antonio in February, the precipitation amount is 9 mm (0.4 in) over the course of 1 day.

February Precipitation Trends in San Antonio

The chart displays monthly precipitation patterns in San Antonio, with values for each month alongside February’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how February’s conditions compare to those of other months. In San Antonio, February typically receives around 9 mm (0.4 inches) of precipitation spread over approximately 1 days.
JanFebMarAprMayJunJulAugSepOctNovDec13950018367377202816
Data source: Precipitation data for February generated using information from the Copernicus Climate Change Service.
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February Humidity in San Antonio

In San Antonio in February humidity is 67%. With an average temperature of 18°C (65°F), this humidity feels like a mild blanket wrapping around you, making outdoor activities feel pleasantly refreshing, yet you may find yourself reaching for a drink more often to stay hydrated while exploring the sights.

February Average Humidity in San Antonio

This chart illustrates the average monthly humidity levels in San Antonio, with February’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In February, average humidity in San Antonio is approximately 67%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec75%67%60%51%47%50%70%82%82%78%78%81%
Data source: Humidity data for February generated using information from the Copernicus Climate Change Service.

February UV Index in San Antonio

In San Antonio in February, the maximum UV index is 8, which corresponds to a very high Exposure Category. This means that the time to burn is only 15 minutes. For more detailed information, you can refer to the Hourly UV Index in San Antonio.

Maximum UV Index Levels in San Antonio for February

The chart shows the monthly maximum UV Index (UVI) for San Antonio in February, 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 February, the maximum UV index in San Antonio typically reaches 8, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec68101212121212121075
Data source: San Antonio February 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 February Weather in San Antonio Compares to Other Months

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

This table compares monthly weather conditions in San Antonio, showing how February’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather18°C (64°F)13 mm (0.5 inches)74%high
February Weather18°C (65°F)9 mm (0.4 inches)67%very high
March Weather20°C (68°F)5 mm (0.2 inches)60%very high
April Weather23°C (73°F)0 mm (0.0 inches)51%extreme
May Weather25°C (78°F)0 mm (0.0 inches)47%extreme
June Weather29°C (84°F)18 mm (0.7 inches)50%extreme
July Weather31°C (88°F)36 mm (1.4 inches)70%extreme
August Weather31°C (88°F)73 mm (2.9 inches)81%extreme
September Weather30°C (86°F)77 mm (3.0 inches)82%extreme
October Weather28°C (83°F)20 mm (0.8 inches)78%very high
November Weather24°C (75°F)28 mm (1.1 inches)78%high
December Weather19°C (66°F)16 mm (0.6 inches)80%moderate

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