Rosario Weather in October
In October, Rosario averages a high of 25°C (77°F) and a low of 13°C (55°F), based on 54 years of historical weather data from ROSARIO.
25°C
Average high
77°F
13°C
Average low
55°F
39°C
Record high
103°F · 2020
-1°C
Record low
30°F · 2022
What to Expect in Rosario in October
Typical October days in Rosario reach 25°C (77°F) during the afternoon and cool to around 13°C (55°F) overnight. On average, measurable rain falls on about 39% of days this month. Over the past 54 years, October temperatures in Rosario have ranged from a record high of 39°C (2020) down to a record low of -1°C (2022).
For a day-by-day look or other months, see the full Rosario weather history.