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September Weather in Libertad, Uruguay

Last updated: August 28, 2025

In Libertad, Uruguay, the average temperature in September hovers around 14°C (58°F). Expect a minimum of 3°C (38°F) and a maximum reaching 28°C (83°F). The month brings 77 mm (3.0 in) of precipitation over approximately 6 days, accompanied by an average humidity level of 76%.

September Temperature in Libertad

In September in Libertad, the average temperature is 14°C (58°F). Maximums can reach 28°C (83°F), and minimums can be as low as 3°C (38°F). This range makes it an ideal time for travelers to enjoy a variety of outdoor activities while also being prepared for cooler evenings.

September Weather in Libertad: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Libertad, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Libertad, September typically has an average temperature of 14°C (58°F), with highs reaching up to 28°C (83°F) and lows dropping to around 3°C (38°F).
JanFebMarAprMayJunJulAugSepOctNovDec757370665854525457616771
Data source: Temperature data for Libertad 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.

September Precipitation in Libertad

In Libertad in September, the total precipitation amount is 77 mm (3.0 in) occurring over a span of 6 days.

September Precipitation Trends in Libertad

The chart displays monthly precipitation patterns in Libertad, with values for each month alongside September’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how September’s conditions compare to those of other months. In Libertad, September typically receives around 77 mm (3.0 inches) of precipitation spread over approximately 6 days.
JanFebMarAprMayJunJulAugSepOctNovDec70868276108791017777876259
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Libertad

In Libertad in September humidity is 76%. With an average temperature of 14°C (58°F), this humidity feels like a warm, thick blanket wrapping around you, making outdoor activities feel sticky and draining, and prompting travelers to seek shade and stay hydrated often.

September Average Humidity in Libertad

This chart illustrates the average monthly humidity levels in Libertad, with September’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In September, average humidity in Libertad is approximately 76%, 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 September generated using information from the Copernicus Climate Change Service.

September UV Index in Libertad

In Libertad in September, the maximum UV index is 8, which corresponds to a very high Exposure Category. This means that the time to burn is only 15 minutes. For more detailed information, you can refer to the Hourly UV Index in Libertad.

Maximum UV Index Levels in Libertad for September

The chart shows the monthly maximum UV Index (UVI) for Libertad in September, 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 September, the maximum UV index in Libertad typically reaches 8, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec141311753468101314
Data source: Libertad September 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 September Weather in Libertad Compares to Other Months

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

This table compares monthly weather conditions in Libertad, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather24°C (75°F)70 mm (2.8 inches)63%extreme
February Weather23°C (73°F)85 mm (3.4 inches)69%extreme
March Weather21°C (70°F)82 mm (3.2 inches)73%extreme
April Weather19°C (66°F)76 mm (3.0 inches)79%high
May Weather15°C (59°F)108 mm (4.3 inches)82%moderate
June Weather12°C (54°F)79 mm (3.1 inches)80%moderate
July Weather11°C (52°F)101 mm (4.0 inches)72%moderate
August Weather12°C (54°F)77 mm (3.0 inches)72%high
September Weather14°C (58°F)77 mm (3.0 inches)76%very high
October Weather16°C (62°F)87 mm (3.4 inches)71%very high
November Weather20°C (68°F)62 mm (2.5 inches)68%extreme
December Weather22°C (72°F)59 mm (2.3 inches)65%extreme

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