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March Weather in San Antonio, Paraguay

Last updated: August 31, 2025

In March, the average temperature in San Antonio, Paraguay hovers around 26°C (79°F), offering a warm climate for visitors. Temperatures can vary significantly, with a minimum of 13°C (56°F) and a scorching maximum of 39°C (103°F). Expect some rain, as 107 mm (4.2 in) of precipitation is recorded over 11 days, contributing to an average humidity level of 75%.

March Temperature in San Antonio

In March in San Antonio, the average temperature is 26°C (79°F), with maximums reaching up to 39°C (103°F) and minimums dropping as low as 13°C (56°F). This wide temperature range makes it essential for travelers to pack both lighter clothing for the heat and warmer layers for cooler evenings.

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 26°C (79°F), with highs reaching up to 39°C (103°F) and lows dropping to around 13°C (56°F).
JanFebMarAprMayJunJulAugSepOctNovDec828178746865636772757881
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 107 mm (4.2 in) spread over a period of 11 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 107 mm (4.2 inches) of precipitation spread over approximately 11 days.
JanFebMarAprMayJunJulAugSepOctNovDec1309010712913578505478199160111
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 75%. With an average temperature of 26°C (79°F), this humidity feels like a warm blanket wrapped around you, making traveling a sticky experience where every step requires extra effort and frequent breaks to cool off.

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 75%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec80%74%75%80%80%67%61%41%46%49%72%82%
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 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 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 13, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec14141310756810131414
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 Weather28°C (83°F)130 mm (5.1 inches)80%extreme
February Weather27°C (81°F)90 mm (3.6 inches)74%extreme
March Weather26°C (79°F)107 mm (4.2 inches)75%extreme
April Weather23°C (74°F)129 mm (5.1 inches)80%very high
May Weather20°C (68°F)135 mm (5.3 inches)80%high
June Weather18°C (65°F)78 mm (3.1 inches)67%moderate
July Weather17°C (63°F)49 mm (1.9 inches)61%high
August Weather19°C (67°F)54 mm (2.1 inches)40%very high
September Weather22°C (73°F)78 mm (3.1 inches)46%very high
October Weather24°C (76°F)199 mm (7.8 inches)49%extreme
November Weather26°C (79°F)160 mm (6.3 inches)72%extreme
December Weather27°C (81°F)110 mm (4.3 inches)82%extreme

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