The temperatures in Barrie in October are quite cold with temperatures between 6°C and 13°C, warm clothes are a must.
You can expect rain for roughly half of the month of October in Barrie. We’re expecting roughly 8 to 15 days of rain, so your rubber boots and umbrella are going to see plenty of use this month if you’re keen on staying dry.
Please note that Barrie can expect a few days of snow in October.
Our weather forecast can give you a great sense of what weather to expect in Barrie in October 2025.
If you’re planning to visit Barrie in the near future, we highly recommend that you review the 14 day weather forecast for Barrie before you arrive.
Temperatures
13° / 6°
Rainy Days
9
Snowy Days
2
Dry Days
20
Rainfall
128
mm
Sun Hours
7.7
Hrs
