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May Weather in Castillos, Uruguay

Last updated: August 28, 2025

In May, the average temperature in Castillos, Uruguay hovers around 16°C (61°F), offering a comfortable climate for outdoor activities. Expect temperatures to vary between a cool 6°C (44°F) and a pleasant 25°C (77°F). With an average precipitation of 70 mm (2.8 in) spread over 7 days, don't forget your umbrella! The air is often quite humid, with average levels reaching 80%, making for a refreshing experience.

May Temperature in Castillos

In May in Castillos, the average temperature is 16°C (61°F). The maximum can reach 25°C (77°F) and the minimum can be as low as 6°C (44°F). This makes Castillos a comfortable destination for travelers looking to enjoy mild weather.

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

The chart illustrates May temperature patterns in Castillos, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Castillos, May typically has an average temperature of 16°C (61°F), with highs reaching up to 25°C (77°F) and lows dropping to around 6°C (44°F).
JanFebMarAprMayJunJulAugSepOctNovDec737270676056535457616569
Data source: Temperature data for Castillos 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 Castillos

In Castillos in May, the precipitation amount is 70 mm (2.8 in) over a span of 7 days.

May Precipitation Trends in Castillos

The chart displays monthly precipitation patterns in Castillos, 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 Castillos, May typically receives around 70 mm (2.8 inches) of precipitation spread over approximately 7 days.
JanFebMarAprMayJunJulAugSepOctNovDec8697779170143100107951176046
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Castillos

In Castillos in May, humidity is 80%. With an average temperature of 16°C (61°F), this humidity feels like a warm blanket wrapped around you, making sightseeing a sweat-inducing challenge but also lending a lush vibrancy to the surroundings that can enhance your travel experience.

May Average Humidity in Castillos

This chart illustrates the average monthly humidity levels in Castillos, 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 Castillos is approximately 80%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec75%79%79%79%80%80%76%78%81%79%78%76%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Castillos

In Castillos 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 Castillos.

Maximum UV Index Levels in Castillos for May

The chart shows the monthly maximum UV Index (UVI) for Castillos 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 Castillos typically reaches 5, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec141311754468111314
Data source: Castillos 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 Castillos Compares to Other Months

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

This table compares monthly weather conditions in Castillos, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather23°C (73°F)86 mm (3.4 inches)75%extreme
February Weather22°C (72°F)97 mm (3.8 inches)79%extreme
March Weather21°C (70°F)77 mm (3.0 inches)79%extreme
April Weather19°C (67°F)91 mm (3.6 inches)79%high
May Weather16°C (61°F)70 mm (2.8 inches)80%moderate
June Weather13°C (56°F)143 mm (5.6 inches)80%moderate
July Weather12°C (54°F)100 mm (3.9 inches)76%moderate
August Weather12°C (54°F)106 mm (4.2 inches)78%high
September Weather14°C (58°F)95 mm (3.7 inches)81%very high
October Weather16°C (61°F)117 mm (4.6 inches)79%extreme
November Weather19°C (66°F)60 mm (2.4 inches)78%extreme
December Weather20°C (69°F)46 mm (1.8 inches)76%extreme

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