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August Weather in Rivera, Uruguay

Last updated: August 28, 2025

In August, the average temperature in Rivera, Uruguay hovers around 14°C (57°F). However, be prepared for fluctuations, as temperatures can dip as low as -2°C (29°F) or soar to 31°C (89°F). Expect 109 mm (4.3 in) of precipitation over approximately 8 days, accompanied by an average humidity level of 55%.

August Temperature in Rivera

In August in Rivera, the average temperature is 14°C (57°F). Maximum temperatures can reach 31°C (89°F), while minimums can drop as low as -2°C (29°F). Travelers should be prepared for a wide range of weather conditions during this time.

August Weather in Rivera: Daily Temperature Highs, Lows, and Averages

The chart illustrates August temperature patterns in Rivera, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Rivera, August typically has an average temperature of 14°C (57°F), with highs reaching up to 31°C (89°F) and lows dropping to around -2°C (29°F).
JanFebMarAprMayJunJulAugSepOctNovDec767471675956545661657074
Data source: Temperature data for Rivera 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.

August Precipitation in Rivera

In Rivera in August, the total precipitation amount is 109 mm (4.3 in) spread over 8 days.

August Precipitation Trends in Rivera

The chart displays monthly precipitation patterns in Rivera, with values for each month alongside August’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how August’s conditions compare to those of other months. In Rivera, August typically receives around 109 mm (4.3 inches) of precipitation spread over approximately 8 days.
JanFebMarAprMayJunJulAugSepOctNovDec152108981051381138910917414510654
Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.
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August Humidity in Rivera

In Rivera in August, humidity is 55%. With an average temperature of 14°C (57°F), this humidity feels like a cool, refreshing embrace, making it comfortable for traveling but requiring light layers to adapt to the slight chill in the air.

August Average Humidity in Rivera

This chart illustrates the average monthly humidity levels in Rivera, with August’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In August, average humidity in Rivera is approximately 55%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec64%58%68%79%79%78%70%55%62%64%64%73%
Data source: Humidity data for August generated using information from the Copernicus Climate Change Service.

August UV Index in Rivera

In Rivera in August, 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 Rivera.

Maximum UV Index Levels in Rivera for August

The chart shows the monthly maximum UV Index (UVI) for Rivera in August, 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 August, the maximum UV index in Rivera typically reaches 7, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec151412954579121415
Data source: Rivera August 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 August Weather in Rivera Compares to Other Months

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

This table compares monthly weather conditions in Rivera, showing how August’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather25°C (76°F)152 mm (6.0 inches)63%extreme
February Weather24°C (75°F)108 mm (4.2 inches)58%extreme
March Weather22°C (71°F)97 mm (3.8 inches)68%extreme
April Weather19°C (67°F)105 mm (4.1 inches)78%very high
May Weather15°C (59°F)138 mm (5.4 inches)79%moderate
June Weather13°C (56°F)113 mm (4.5 inches)78%moderate
July Weather12°C (54°F)89 mm (3.5 inches)70%moderate
August Weather14°C (57°F)109 mm (4.3 inches)55%high
September Weather16°C (61°F)173 mm (6.8 inches)62%very high
October Weather18°C (65°F)145 mm (5.7 inches)64%extreme
November Weather21°C (70°F)106 mm (4.2 inches)64%extreme
December Weather23°C (74°F)54 mm (2.1 inches)73%extreme

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