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May Weather in San Carlos, Uruguay

Last updated: August 28, 2025

In May, the average temperature in San Carlos, Uruguay hovers around 15°C (59°F), making it a comfortable time to explore. Expect minimums dipping to 5°C (41°F) and delightful highs reaching 26°C (80°F). However, be prepared for the 78 mm (3.1 in) of rainfall over approximately 8 days, contributing to an average humidity level of 82%. Embrace the lushness this climate brings!

May Temperature in San Carlos

In May in San Carlos, the average temperature is 15°C (59°F). Maximum temperatures can reach 26°C (80°F), while the minimum can drop as low as 5°C (41°F). This range makes it a great time for travelers to explore comfortably during the day while enjoying cooler evenings.

May Weather in San Carlos: Daily Temperature Highs, Lows, and Averages

The chart illustrates May temperature patterns in San Carlos, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In San Carlos, May typically has an average temperature of 15°C (59°F), with highs reaching up to 26°C (80°F) and lows dropping to around 5°C (41°F).
JanFebMarAprMayJunJulAugSepOctNovDec737269655854525456606569
Data source: Temperature data for San Carlos 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 San Carlos

In San Carlos in May, the total precipitation amount is 78 mm (3.1 in) over the course of 8 days.

May Precipitation Trends in San Carlos

The chart displays monthly precipitation patterns in San Carlos, 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 San Carlos, May typically receives around 78 mm (3.1 inches) of precipitation spread over approximately 8 days.
JanFebMarAprMayJunJulAugSepOctNovDec771006689781201059785946260
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in San Carlos

In San Carlos in May, humidity is 82%. With an average temperature of 15°C (59°F), this humidity feels like a heavy blanket wrapping around you, making outdoor activities feel sticky and uncomfortable for travelers.

May Average Humidity in San Carlos

This chart illustrates the average monthly humidity levels in San Carlos, 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 San Carlos is approximately 82%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec63%69%73%79%83%80%72%72%76%71%68%65%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in San Carlos

In San Carlos 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 San Carlos.

Maximum UV Index Levels in San Carlos for May

The chart shows the monthly maximum UV Index (UVI) for San Carlos 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 San Carlos typically reaches 5, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec141311753468111314
Data source: San Carlos 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 San Carlos Compares to Other Months

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

This table compares monthly weather conditions in San Carlos, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather23°C (73°F)77 mm (3.0 inches)63%extreme
February Weather22°C (72°F)100 mm (3.9 inches)69%extreme
March Weather20°C (69°F)66 mm (2.6 inches)73%extreme
April Weather18°C (65°F)89 mm (3.5 inches)79%high
May Weather15°C (59°F)78 mm (3.1 inches)82%moderate
June Weather12°C (54°F)120 mm (4.7 inches)80%moderate
July Weather11°C (52°F)105 mm (4.2 inches)72%moderate
August Weather12°C (54°F)97 mm (3.8 inches)72%high
September Weather13°C (57°F)85 mm (3.3 inches)76%very high
October Weather15°C (60°F)94 mm (3.7 inches)71%extreme
November Weather18°C (65°F)62 mm (2.4 inches)68%extreme
December Weather21°C (69°F)60 mm (2.4 inches)65%extreme

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