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May Weather in Mendoza, Peru

Last updated: August 27, 2025

In May, the average temperature in Mendoza, Peru hovers around 15°C (59°F). Expect lows of 5°C (42°F) and highs reaching up to 24°C (76°F). With an average precipitation of 134 mm (5.3 in) over 25 days, it's wise to prepare for some rain. Additionally, the humidity levels can be quite notable, averaging at 78%, contributing to a comfortable, albeit damp atmosphere.

May Temperature in Mendoza

In May in Mendoza, the average temperature is 15°C (59°F). Maximum temperatures can reach 24°C (76°F), while the minimum can dip as low as 5°C (42°F). This mild climate makes Mendoza an ideal destination for travelers seeking comfortable outdoor activities.

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

The chart illustrates May temperature patterns in Mendoza, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Mendoza, May typically has an average temperature of 15°C (59°F), with highs reaching up to 24°C (76°F) and lows dropping to around 5°C (42°F).
JanFebMarAprMayJunJulAugSepOctNovDec606160595958565757596161
Data source: Temperature data for Mendoza 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 Mendoza

In Mendoza in May, the precipitation amount is 134 mm (5.3 in) during 25 days of the month.

May Precipitation Trends in Mendoza

The chart displays monthly precipitation patterns in Mendoza, 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 Mendoza, May typically receives around 134 mm (5.3 inches) of precipitation spread over approximately 25 days.
JanFebMarAprMayJunJulAugSepOctNovDec23524627319913489686379208278274
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Mendoza

In Mendoza in May, humidity is 78%. With an average temperature of 15°C (59°F), this humidity feels like a warm, enveloping blanket that clings to your skin, making outdoor activities a bit more tiring and requiring frequent breaks for hydration as you explore the area.

May Average Humidity in Mendoza

This chart illustrates the average monthly humidity levels in Mendoza, 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 Mendoza is approximately 78%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec83%81%88%85%78%62%44%38%42%58%69%82%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Mendoza

In Mendoza in May, the maximum UV index reaches an alarming 15, which falls into the extreme Exposure Category. With a time to burn of just 10 minutes, it's crucial to take precautions. For detailed information, you can check the Hourly UV Index in Mendoza.

Maximum UV Index Levels in Mendoza for May

The chart shows the monthly maximum UV Index (UVI) for Mendoza 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 Mendoza typically reaches 15, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec171818181513131416171616
Data source: Mendoza 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 Mendoza Compares to Other Months

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

This table compares monthly weather conditions in Mendoza, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather16°C (60°F)235 mm (9.2 inches)83%extreme
February Weather16°C (61°F)246 mm (9.7 inches)81%extreme
March Weather15°C (60°F)273 mm (10.7 inches)88%extreme
April Weather15°C (59°F)199 mm (7.8 inches)85%extreme
May Weather15°C (59°F)134 mm (5.3 inches)78%extreme
June Weather14°C (58°F)89 mm (3.5 inches)62%extreme
July Weather13°C (56°F)68 mm (2.7 inches)44%extreme
August Weather14°C (57°F)63 mm (2.5 inches)38%extreme
September Weather14°C (58°F)79 mm (3.1 inches)42%extreme
October Weather15°C (59°F)208 mm (8.2 inches)58%extreme
November Weather16°C (61°F)278 mm (10.9 inches)69%extreme
December Weather16°C (61°F)274 mm (10.8 inches)82%extreme

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