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May Weather in Casa Grande, Peru

Last updated: August 27, 2025

In May, the average temperature in Casa Grande, Peru is a pleasant 21°C (69°F), with a comfortable range from a minimum of 14°C (58°F) to a maximum of 29°C (85°F). Expect light rain with an average precipitation of 7 mm (0.3 in) over just 1 day. Humidity stays on the higher side at 78%, making it essential to stay hydrated and enjoy leisurely outdoor activities!

May Temperature in Casa Grande

In May in Casa Grande, the average temperature is 21°C (69°F). The maximum can reach 29°C (85°F), and the minimum can be as low as 14°C (58°F). This pleasant climate makes it an ideal destination for travelers looking to enjoy a comfortable getaway.

May Weather in Casa Grande: Daily Temperature Highs, Lows, and Averages

The chart illustrates May temperature patterns in Casa Grande, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Casa Grande, May typically has an average temperature of 21°C (69°F), with highs reaching up to 29°C (85°F) and lows dropping to around 14°C (58°F).
JanFebMarAprMayJunJulAugSepOctNovDec737675726966646364656670
Data source: Temperature data for Casa Grande 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 Casa Grande

In Casa Grande in May, the precipitation amount is 7 mm (0.3 in) over the course of 1 day.

May Precipitation Trends in Casa Grande

The chart displays monthly precipitation patterns in Casa Grande, 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 Casa Grande, May typically receives around 7 mm (0.3 inches) of precipitation spread over approximately 1 days.
JanFebMarAprMayJunJulAugSepOctNovDec1829551978991011725
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Casa Grande

In Casa Grande in May, humidity is 78%. With an average temperature of 21°C (69°F), this humidity feels like a warm embrace that clings to your skin, making outdoor activities feel more intense and leaving you yearning for refreshing breezes or a cool drink as you explore.

May Average Humidity in Casa Grande

This chart illustrates the average monthly humidity levels in Casa Grande, 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 Casa Grande 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 Casa Grande

In Casa Grande in May, the maximum UV index reaches 13, which corresponds to an extreme Exposure Category. With a time to burn of just 10 minutes, it's crucial to take protective measures. For detailed information, you can check the Hourly UV Index in Casa Grande.

Maximum UV Index Levels in Casa Grande for May

The chart shows the monthly maximum UV Index (UVI) for Casa Grande 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 Casa Grande typically reaches 13, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec151516151311111214141414
Data source: Casa Grande 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 Casa Grande Compares to Other Months

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

This table compares monthly weather conditions in Casa Grande, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather23°C (74°F)18 mm (0.7 inches)83%extreme
February Weather24°C (76°F)29 mm (1.2 inches)81%extreme
March Weather24°C (76°F)55 mm (2.2 inches)88%extreme
April Weather22°C (72°F)19 mm (0.8 inches)85%extreme
May Weather21°C (69°F)7 mm (0.3 inches)78%extreme
June Weather19°C (66°F)8 mm (0.3 inches)62%extreme
July Weather18°C (65°F)9 mm (0.3 inches)44%extreme
August Weather17°C (64°F)9 mm (0.3 inches)38%extreme
September Weather18°C (64°F)10 mm (0.4 inches)42%extreme
October Weather18°C (65°F)11 mm (0.4 inches)58%extreme
November Weather19°C (67°F)7 mm (0.3 inches)69%extreme
December Weather21°C (70°F)25 mm (1.0 inches)82%extreme

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