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March Weather in San Antonio, Peru

Last updated: August 27, 2025

In San Antonio, Peru, the average temperature in March is a warm 25°C (77°F). Visitors can expect a range of temperatures, with a minimum of 19°C (66°F) and a maximum of 33°C (92°F). Rain is common, with a precipitation amount of 290 mm (11.4 in) spread over 28 days, contributing to the area's average humidity of 81%. Whether you enjoy sun or shade, be prepared for a tropical experience!

March Temperature in San Antonio

In March in San Antonio, the average temperature is 25°C (77°F). Maximum temperatures can reach 33°C (92°F), while the minimum can drop as low as 19°C (66°F). This comfortable climate makes it an ideal destination for travelers seeking pleasant weather and outdoor adventures.

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

The chart illustrates March 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, March typically has an average temperature of 25°C (77°F), with highs reaching up to 33°C (92°F) and lows dropping to around 19°C (66°F).
JanFebMarAprMayJunJulAugSepOctNovDec777776767676757779787878
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.

March Precipitation in San Antonio

In San Antonio in March, the precipitation amount is 290 mm (11.4 in) during a span of 28 days.

March Precipitation Trends in San Antonio

The chart displays monthly precipitation patterns in San Antonio, with values for each month alongside March’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how March’s conditions compare to those of other months. In San Antonio, March typically receives around 290 mm (11.4 inches) of precipitation spread over approximately 28 days.
JanFebMarAprMayJunJulAugSepOctNovDec181171291235203121686066141206154
Data source: Precipitation data for March generated using information from the Copernicus Climate Change Service.
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March Humidity in San Antonio

In San Antonio in March, humidity is 81%. With an average temperature of 25°C (77°F), this humidity feels like walking through a warm, thick blanket, making traveling quite challenging as you may feel sticky and sluggish, requiring frequent breaks to stay refreshed and hydrated.

March Average Humidity in San Antonio

This chart illustrates the average monthly humidity levels in San Antonio, with March’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In March, average humidity in San Antonio is approximately 81%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec80%76%81%86%86%70%47%37%42%62%76%89%
Data source: Humidity data for March generated using information from the Copernicus Climate Change Service.

March UV Index in San Antonio

In San Antonio in March, the maximum UV index reaches an alarming 17, which falls under the extreme Exposure Category. With a time to burn of just 10 minutes, it's crucial to stay protected. For more details on the hourly UV index in San Antonio, you can check Hourly UV Index in San Antonio.

Maximum UV Index Levels in San Antonio for March

The chart shows the monthly maximum UV Index (UVI) for San Antonio in March, 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 March, the maximum UV index in San Antonio typically reaches 17, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec151617161312111314151414
Data source: San Antonio March 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 March 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 March’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 March’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather25°C (78°F)181 mm (7.1 inches)80%extreme
February Weather25°C (78°F)171 mm (6.7 inches)76%extreme
March Weather25°C (77°F)290 mm (11.4 inches)81%extreme
April Weather25°C (77°F)235 mm (9.3 inches)86%extreme
May Weather24°C (76°F)203 mm (8.0 inches)86%extreme
June Weather24°C (76°F)121 mm (4.8 inches)70%extreme
July Weather24°C (75°F)68 mm (2.7 inches)47%extreme
August Weather25°C (77°F)60 mm (2.4 inches)37%extreme
September Weather26°C (79°F)66 mm (2.6 inches)42%extreme
October Weather26°C (78°F)141 mm (5.6 inches)62%extreme
November Weather26°C (78°F)206 mm (8.1 inches)76%extreme
December Weather25°C (78°F)154 mm (6.1 inches)89%extreme

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