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March Weather in Castro Barros, Argentina

Last updated: August 22, 2025

In March, the average temperature in Castro Barros, Argentina hovers around 25°C (77°F). However, be prepared for a range, with minimums dipping to 11°C (51°F) and maximums soaring to 42°C (107°F). Expect 71 mm (2.8 in) of precipitation spread over 8 days, accompanied by an average humidity of 57%.

March Temperature in Castro Barros

In March in Castro Barros, the average temperature is 25°C (77°F). Maximums can reach 42°C (107°F), while minimums can dip to as low as 11°C (51°F). Be prepared for a wide range of temperatures, making it essential to pack both light clothing and warmer layers for your travels.

March Weather in Castro Barros: Daily Temperature Highs, Lows, and Averages

The chart illustrates March temperature patterns in Castro Barros, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Castro Barros, March typically has an average temperature of 25°C (77°F), with highs reaching up to 42°C (107°F) and lows dropping to around 11°C (51°F).
JanFebMarAprMayJunJulAugSepOctNovDec848177716255556168747983
Data source: Temperature data for Castro Barros 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 Castro Barros

In Castro Barros in March, the precipitation amount is 71 mm (2.8 in) over the course of 8 days.

March Precipitation Trends in Castro Barros

The chart displays monthly precipitation patterns in Castro Barros, 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 Castro Barros, March typically receives around 71 mm (2.8 inches) of precipitation spread over approximately 8 days.
JanFebMarAprMayJunJulAugSepOctNovDec836171693176125226766
Data source: Precipitation data for March generated using information from the Copernicus Climate Change Service.
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March Humidity in Castro Barros

In Castro Barros in March, humidity is 57%. With an average temperature of 25°C (77°F), this humidity feels like a warm embrace, making it perfect for leisurely strolls and outdoor adventures, though it's advisable to stay hydrated and take breaks in the shade.

March Average Humidity in Castro Barros

This chart illustrates the average monthly humidity levels in Castro Barros, 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 Castro Barros is approximately 57%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec49%54%57%73%75%67%55%43%45%41%51%49%
Data source: Humidity data for March generated using information from the Copernicus Climate Change Service.

March UV Index in Castro Barros

In Castro Barros in March, 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 Castro Barros.

Maximum UV Index Levels in Castro Barros for March

The chart shows the monthly maximum UV Index (UVI) for Castro Barros 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 Castro Barros typically reaches 12, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec141312964579121415
Data source: Castro Barros 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 Castro Barros Compares to Other Months

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

This table compares monthly weather conditions in Castro Barros, showing how March’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather29°C (84°F)83 mm (3.3 inches)49%extreme
February Weather27°C (81°F)61 mm (2.4 inches)54%extreme
March Weather25°C (77°F)71 mm (2.8 inches)57%extreme
April Weather22°C (71°F)69 mm (2.7 inches)73%very high
May Weather17°C (62°F)31 mm (1.2 inches)75%high
June Weather13°C (56°F)7 mm (0.3 inches)67%moderate
July Weather13°C (55°F)6 mm (0.2 inches)54%moderate
August Weather16°C (61°F)1 mm (0.0 inches)43%high
September Weather20°C (68°F)25 mm (1.0 inches)45%very high
October Weather23°C (75°F)22 mm (0.9 inches)41%extreme
November Weather26°C (79°F)66 mm (2.6 inches)51%extreme
December Weather28°C (83°F)66 mm (2.6 inches)49%extreme

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