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October Weather in Rosario, Uruguay

Last updated: August 28, 2025

In Rosario, Uruguay, the average temperature in October hovers around 17°C (62°F), offering a pleasant climate. However, be prepared for temperature fluctuations, with a minimum of 5°C (41°F) and a maximum reaching up to 35°C (95°F). During this month, expect approximately 91 mm (3.6 in) of precipitation spread over 9 days, contributing to an average humidity level of 71%.

October Temperature in Rosario

In October in Rosario, the average temperature is 17°C (62°F). Maximums can reach up to 35°C (95°F), while minimums can dip as low as 5°C (41°F). This variation makes Rosario an ideal destination for travelers who enjoy both warm days and cool evenings.

October Weather in Rosario: Daily Temperature Highs, Lows, and Averages

The chart illustrates October temperature patterns in Rosario, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Rosario, October typically has an average temperature of 17°C (62°F), with highs reaching up to 35°C (95°F) and lows dropping to around 5°C (41°F).
JanFebMarAprMayJunJulAugSepOctNovDec767370655754525458626873
Data source: Temperature data for Rosario 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.

October Precipitation in Rosario

In Rosario in October, the precipitation amount is 91 mm (3.6 in) spread over 9 days.

October Precipitation Trends in Rosario

The chart displays monthly precipitation patterns in Rosario, with values for each month alongside October’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how October’s conditions compare to those of other months. In Rosario, October typically receives around 91 mm (3.6 inches) of precipitation spread over approximately 9 days.
JanFebMarAprMayJunJulAugSepOctNovDec8511095719075867576916772
Data source: Precipitation data for October generated using information from the Copernicus Climate Change Service.
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October Humidity in Rosario

In Rosario in October, humidity is 71%. With an average temperature of 17°C (62°F), this humidity feels like a warm embrace that can leave you feeling a bit sticky, making outdoor exploration both refreshing and slightly uncomfortable.

October Average Humidity in Rosario

This chart illustrates the average monthly humidity levels in Rosario, with October’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In October, average humidity in Rosario is approximately 71%, 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 October generated using information from the Copernicus Climate Change Service.

October UV Index in Rosario

In Rosario in October, the maximum UV index reaches 10, which corresponds to a very high Exposure Category. With a time to burn of just 15 minutes, it's crucial to take precautions. For more detailed information, you can check the Hourly UV Index in Rosario.

Maximum UV Index Levels in Rosario for October

The chart shows the monthly maximum UV Index (UVI) for Rosario in October, 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 October, the maximum UV index in Rosario typically reaches 10, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec141311754468101314
Data source: Rosario October 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 October Weather in Rosario Compares to Other Months

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

This table compares monthly weather conditions in Rosario, showing how October’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather24°C (76°F)85 mm (3.4 inches)63%extreme
February Weather23°C (73°F)110 mm (4.3 inches)69%extreme
March Weather21°C (70°F)95 mm (3.7 inches)73%extreme
April Weather18°C (65°F)70 mm (2.8 inches)79%high
May Weather14°C (58°F)89 mm (3.5 inches)82%moderate
June Weather12°C (54°F)75 mm (3.0 inches)80%moderate
July Weather11°C (52°F)86 mm (3.4 inches)72%moderate
August Weather12°C (54°F)75 mm (3.0 inches)72%high
September Weather14°C (58°F)76 mm (3.0 inches)76%very high
October Weather17°C (62°F)91 mm (3.6 inches)71%very high
November Weather20°C (69°F)67 mm (2.6 inches)68%extreme
December Weather23°C (73°F)72 mm (2.8 inches)65%extreme

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