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May Weather in Mercedes, Argentina

Last updated: August 22, 2025

In May, the average temperature in Mercedes, Argentina hovers around 13°C (57°F), providing a mild climate for outdoor activities. The temperature can dip as low as -1°C (31°F) and soar to 28°C (83°F), offering a wide range of weather experiences. Expect around 76 mm (3.0 in) of precipitation over the course of 7 days, coupled with an average humidity of 85%, making it a month to remember!

May Temperature in Mercedes

In May in Mercedes, the average temperature is 13°C (57°F). Maximum temperatures can reach 28°C (83°F), while minimums can drop to as low as -1°C (31°F). Be prepared for a wide range of temperatures if you plan to travel during this time!

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

The chart illustrates May 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, May typically has an average temperature of 13°C (57°F), with highs reaching up to 28°C (83°F) and lows dropping to around -1°C (31°F).
JanFebMarAprMayJunJulAugSepOctNovDec757369645652505357626873
Data source: Temperature data for Mercedes 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.

May Precipitation in Mercedes

In Mercedes in May, the precipitation amount is 76 mm (3.0 in) over a period of 7 days.

May Precipitation Trends in Mercedes

The chart displays monthly precipitation patterns in Mercedes, with values for each month alongside May’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how May’s conditions compare to those of other months. In Mercedes, May typically receives around 76 mm (3.0 inches) of precipitation spread over approximately 7 days.
JanFebMarAprMayJunJulAugSepOctNovDec766377947644444577896577
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Mercedes

In Mercedes in May, humidity is 85%. With an average temperature of 13°C (57°F), this humidity feels like a heavy embrace, making traveling feel sticky and uncomfortable, as sweat clings to your skin and the air hangs thick and warm, limiting your energy and enthusiasm for exploration.

May Average Humidity in Mercedes

This chart illustrates the average monthly humidity levels in Mercedes, with May’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In May, average humidity in Mercedes is approximately 85%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec51%61%66%80%85%80%69%66%72%63%59%56%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Mercedes

In Mercedes in May, the maximum UV index reaches 5, which corresponds to a moderate Exposure Category. Under these conditions, the estimated time to burn is approximately 30 minutes. For more details, you can check the Hourly UV Index in Mercedes.

Maximum UV Index Levels in Mercedes for May

The chart shows the monthly maximum UV Index (UVI) for Mercedes in May, 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 May, the maximum UV index in Mercedes typically reaches 5, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec141311753468101314
Data source: Mercedes May 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 May 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 May’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 May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather24°C (76°F)76 mm (3.0 inches)50%extreme
February Weather23°C (73°F)63 mm (2.5 inches)61%extreme
March Weather21°C (69°F)77 mm (3.0 inches)66%extreme
April Weather18°C (64°F)94 mm (3.7 inches)80%high
May Weather13°C (57°F)76 mm (3.0 inches)85%moderate
June Weather11°C (52°F)44 mm (1.7 inches)80%moderate
July Weather10°C (50°F)43 mm (1.7 inches)69%moderate
August Weather12°C (53°F)45 mm (1.8 inches)66%high
September Weather14°C (57°F)77 mm (3.0 inches)72%very high
October Weather16°C (62°F)89 mm (3.5 inches)63%very high
November Weather20°C (69°F)65 mm (2.6 inches)59%extreme
December Weather23°C (73°F)77 mm (3.0 inches)56%extreme

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