The temperatures in Rosario in October are comfortable with low of 12°C and and high up to 24°C.
You can expect about 3 to 8 days of rain in Rosario during the month of October. It’s a good idea to bring along your umbrella so that you don’t get caught in poor weather.
Our weather forecast can give you a great sense of what weather to expect in Rosario in October 2025.
If you’re planning to visit Rosario in the near future, we highly recommend that you review the 14 day weather forecast for Rosario before you arrive.
Temperatures
24° / 12°
Rainy Days
5
Snowy Days
0
Dry Days
26
Rainfall
123
mm
Sun Hours
10.5
Hrs
