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May Weather in Mallay, Peru

Last updated: August 27, 2025

In May, the average temperature in Mallay, Peru hovers around 5°C (41°F). Expect chilly conditions, with minimums dipping to -4°C (24°F) and maximums reaching 13°C (56°F). It's not just the cold you'll feel; there’s also an average precipitation of 104 mm (4.1 in) spread over 24 days, resulting in 85% humidity that adds to the brisk atmosphere.

May Temperature in Mallay

In May in Mallay, the average temperature is 5°C (41°F), with maximums reaching 13°C (56°F) and minimums dropping as low as -4°C (24°F). Travelers should prepare for cool weather and potential chilly nights when visiting during this time.

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

The chart illustrates May temperature patterns in Mallay, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Mallay, May typically has an average temperature of 5°C (41°F), with highs reaching up to 13°C (56°F) and lows dropping to around -4°C (24°F).
JanFebMarAprMayJunJulAugSepOctNovDec414241414039393940414142
Data source: Temperature data for Mallay 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 Mallay

In Mallay in May, the precipitation amount is 104 mm (4.1 in) spread over 24 days.

May Precipitation Trends in Mallay

The chart displays monthly precipitation patterns in Mallay, 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 Mallay, May typically receives around 104 mm (4.1 inches) of precipitation spread over approximately 24 days.
JanFebMarAprMayJunJulAugSepOctNovDec218254310171104373044103173205252
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Mallay

In Mallay in May, humidity is 85%. With an average temperature of 5°C (41°F), this humidity feels like a damp chill that seeps into your bones, making outdoor exploration a challenge as the cold air clings to your skin.

May Average Humidity in Mallay

This chart illustrates the average monthly humidity levels in Mallay, 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 Mallay is approximately 85%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec91%90%91%89%85%65%47%38%40%56%76%90%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Mallay

In Mallay 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 Mallay.

Maximum UV Index Levels in Mallay for May

The chart shows the monthly maximum UV Index (UVI) for Mallay 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 Mallay typically reaches 15, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec202021181513141518191918
Data source: Mallay 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 Mallay Compares to Other Months

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

This table compares monthly weather conditions in Mallay, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather5°C (41°F)218 mm (8.6 inches)91%extreme
February Weather5°C (42°F)254 mm (10.0 inches)90%extreme
March Weather5°C (41°F)310 mm (12.2 inches)91%extreme
April Weather5°C (41°F)171 mm (6.7 inches)89%extreme
May Weather5°C (41°F)104 mm (4.1 inches)85%extreme
June Weather4°C (40°F)37 mm (1.4 inches)65%extreme
July Weather4°C (39°F)30 mm (1.2 inches)47%extreme
August Weather4°C (40°F)44 mm (1.7 inches)38%extreme
September Weather4°C (40°F)103 mm (4.1 inches)40%extreme
October Weather5°C (41°F)173 mm (6.8 inches)56%extreme
November Weather5°C (42°F)205 mm (8.1 inches)76%extreme
December Weather5°C (42°F)252 mm (9.9 inches)90%extreme

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