The weather in Grisons in October is very cold with temperatures between -4°C and 5°C, warm clothes are a must.
You can expect rain for roughly half of the month of October in Grisons. 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.
You can expect a few days of snow in Grisons during October. It’s important to get out your snow boots and warm mittens to stay warm while you explore Grisons.
Our weather forecast can give you a great sense of what weather to expect in Grisons in October 2026.
If you’re planning to visit Grisons in the near future, we highly recommend that you review the 14 day weather forecast for Grisons before you arrive.
Temperatures
5° / -4°
Rainy Days
8
Snowy Days
6
Dry Days
16
Rainfall
227
mm
Sun Hours
9.4
Hrs
