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April Weather in San Carlos, Uruguay

Last updated: August 28, 2025

In April, the average temperature in San Carlos, Uruguay is a comfortable 18°C (65°F). Expect minimums of 8°C (46°F) and maximums reaching up to 32°C (90°F). Be prepared for an average precipitation of 89 mm (3.5 in) over about 8 days, and enjoy the lush surroundings with an average humidity of 79%.

April Temperature in San Carlos

In April in San Carlos, the average temperature is 18°C (65°F). Maximum temperatures can reach 32°C (90°F), while minimums can drop as low as 8°C (46°F). Be sure to pack layers to stay comfortable during your travels!

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

The chart illustrates April 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, April typically has an average temperature of 18°C (65°F), with highs reaching up to 32°C (90°F) and lows dropping to around 8°C (46°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.

April Precipitation in San Carlos

In San Carlos in April, the precipitation amount is 89 mm (3.5 in) over a span of 8 days.

April Precipitation Trends in San Carlos

The chart displays monthly precipitation patterns in San Carlos, with values for each month alongside April’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how April’s conditions compare to those of other months. In San Carlos, April typically receives around 89 mm (3.5 inches) of precipitation spread over approximately 8 days.
JanFebMarAprMayJunJulAugSepOctNovDec771006689781201059785946260
Data source: Precipitation data for April generated using information from the Copernicus Climate Change Service.
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April Humidity in San Carlos

In San Carlos in April, humidity is 79%. With an average temperature of 18°C (65°F), this humidity feels like walking through a warm mist, making traveling slightly uncomfortable and sticky, but offering a refreshing escape when you find moments of shade or a breeze.

April Average Humidity in San Carlos

This chart illustrates the average monthly humidity levels in San Carlos, with April’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In April, average humidity in San Carlos is approximately 79%, 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 April generated using information from the Copernicus Climate Change Service.

April UV Index in San Carlos

In San Carlos in April, the maximum UV index is 7, which corresponds to the high Exposure Category. This means that the time to burn is approximately 25 minutes. For more detailed information, you can check the Hourly UV Index in San Carlos.

Maximum UV Index Levels in San Carlos for April

The chart shows the monthly maximum UV Index (UVI) for San Carlos in April, 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 April, the maximum UV index in San Carlos typically reaches 7, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec141311753468111314
Data source: San Carlos April 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 April 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 April’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 April’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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