The temperatures in Mount Vernon in October are usually low and can range between 12°C and 18°C.
You can expect about 3 to 8 days of rain in Mount Vernon 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 Mount Vernon in October 2025.
If you’re planning to visit Mount Vernon in the near future, we highly recommend that you review the 14 day weather forecast for Mount Vernon before you arrive.
Temperatures
18° / 12°
Rainy Days
6
Snowy Days
0
Dry Days
25
Rainfall
147
mm
Sun Hours
9.3
Hrs
