March Weather in Mercedes, Argentina

Last updated: August 22, 2025

In March, the average temperature in Mercedes, Argentina is a pleasant 23°C (75°F). However, be prepared for a range that can dip to a chilly 10°C (50°F) and soar up to a scorching 39°C (102°F). With an average humidity of 71%, you might feel the warmth a bit more! Expect precipitation of 104 mm (4.1 in) spread over approximately 9 days, adding a refreshing twist to this vibrant month.

March Temperature in Mercedes

In March in Mercedes, the average temperature is 23°C (75°F). Maximums can reach 39°C (102°F), while minimums can drop to as low as 10°C (50°F). This makes it a great time for travelers to enjoy a variety of outdoor activities while being prepared for both warm and cooler conditions.

March Weather in Mercedes: Daily Temperature Highs, Lows, and Averages

The chart illustrates March temperature patterns in Mercedes, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Mercedes, March typically has an average temperature of 23°C (75°F), with highs reaching up to 39°C (102°F) and lows dropping to around 10°C (50°F).

Data source: Temperature data for Mercedes generated using information from the Copernicus Climate Change Service.

March Precipitation in Mercedes

In Mercedes in March, the precipitation amount is 104 mm (4.1 in) over the course of 9 days.

March Precipitation Trends in Mercedes

The chart displays monthly precipitation patterns in Mercedes, 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 Mercedes, March typically receives around 104 mm (4.1 inches) of precipitation spread over approximately 9 days.

Data source: Precipitation data for March generated using information from the Copernicus Climate Change Service.

Choose your preferred precipitation unit

Millimeters (mm) Inches (in)

March Humidity in Mercedes

In Mercedes in March, humidity is 71%. With an average temperature of 23°C (75°F), this humidity feels like walking through a warm, damp blanket, making traveling quite sweaty and uncomfortable, especially during the midday sun.

March Average Humidity in Mercedes

This chart illustrates the average monthly humidity levels in Mercedes, 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 Mercedes is approximately 71%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for March generated using information from the Copernicus Climate Change Service.

March UV Index in Mercedes

In Mercedes 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 Mercedes.

Maximum UV Index Levels in Mercedes for March

The chart shows the monthly maximum UV Index (UVI) for Mercedes 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 Mercedes typically reaches 12, which falls under the extreme exposure category.

Data source: Mercedes 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 Mercedes Compares to Other Months

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

This table compares monthly weather conditions in Mercedes, showing how March’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	26°C (80°F)	190 mm (7.5 inches)	66%	extreme
February Weather	25°C (78°F)	63 mm (2.5 inches)	61%	extreme
March Weather	23°C (75°F)	104 mm (4.1 inches)	71%	extreme
April Weather	21°C (70°F)	100 mm (3.9 inches)	81%	very high
May Weather	17°C (62°F)	131 mm (5.1 inches)	84%	high
June Weather	15°C (59°F)	68 mm (2.7 inches)	76%	moderate
July Weather	14°C (57°F)	47 mm (1.9 inches)	64%	moderate
August Weather	16°C (61°F)	70 mm (2.7 inches)	46%	high
September Weather	18°C (65°F)	125 mm (4.9 inches)	55%	very high
October Weather	21°C (70°F)	134 mm (5.3 inches)	57%	extreme
November Weather	23°C (74°F)	119 mm (4.7 inches)	59%	extreme
December Weather	25°C (77°F)	91 mm (3.6 inches)	75%	extreme