The temperatures in San Marino in October are quite cold with temperatures between 9°C and 18°C, warm clothes are a must.
There’s going to be many days of rain during the month of October in San Marino.
San Marino should expect an average of 15 to 22 days of rain, so be sure to bring along a waterproof jacket to stay dry this month!
Our weather forecast can give you a great sense of what weather to expect in San Marino in October 2025.
If you’re planning to visit San Marino in the near future, we highly recommend that you review the 14 day weather forecast for San Marino before you arrive.
Temperatures
18° / 9°
Rainy Days
18
Snowy Days
0
Dry Days
13
Rainfall
84
mm
Sun Hours
10.0
Hrs