Rosario Weather in October
October in Rosario averages 23°C (73°F) during the day and 12°C (54°F) at night. Quite a bit of rainfall is typical this month, with around 116 mm (4.6 in) on average. An umbrella is a good idea.
Rainfall in Rosario in October
Analyzing past climate data, one can expect approximately 10 days of rain, averaging 116 mm (4.6 in). When it rains this month, it tends to come down fairly heavily. Showers can be substantial even if they don't last all day.
Temperature in Rosario in October
In October, Rosario sees high temperatures, with highs of 23°C (73°F). Nights drop to around 12°C (54°F). The days can feel warmer than the evenings, so packing for both parts of the day is a good idea. Nights drop to around 12°C (54°F), which is noticeably cooler than the daytime. A light jacket for the evening is a sensible addition, and the cool nights tend to make sleeping comfortable.If you prefer enjoying temperate temperatures and rain-free days, May, September and December typically offer the best circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Uruguay, check out our Rosario's climate page.
Rosario Temperature in October
Min Temperature
12°C (54°F)
Max Temperature
23°C (73°F)
Chance of Rain
33%
Precipitation
116 mm (4.6 in)
Rainy days
10 days
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Rosario typically rise from around 19°C (66°F) at the start of October to approximately 22°C (72°F) by the end. Nights are cool, with lows typically ranging from 11°C (52°F) to 15°C (59°F).
Average temperatures in October
Daily Historical Precipitation
50-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in October
Historical weather for Rosario in October
Browse day-by-day weather records for Rosario spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Rosario historical weather extremes in October
Based on weather observations in Rosario between 1980 and 2025, these are the recorded extremes during October.
- The warmest day in October was on October 27, 2014, with a maximum of 35°C (95°F).
- The coldest October day was on October 4, 1981, with a maximum of 11°C (52°F).
- The lowest overnight temperature recorded in October was 2°C (36°F) (October 15, 2009).
Best Places in Uruguay in October
Find out more about the weather in Uruguay and which places have the best travel conditions in this month. See all of Uruguay in October →
perfect weather
pleasant
tolerable
unpleasant
poor
What to Wear in Rosario in October
For Rosario in October, you'll want flexible clothing. It's wise to pack cotton shirts, comfortable shorts, and a pair of jeans for cooler evenings. A light sweater or jacket is useful for air-conditioned spaces (like buses) or unexpected cool moments. High rain levels are expected, so pack waterproof gear and an umbrella or poncho.What To Do in Rosario in October
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Uruguay, check out our Rosario's climate page.
See the full Rosario climate overview or explore weather in Uruguay.
