The weather in Calgary in October is very cold with temperatures between 1°C and 10°C, warm clothes are a must.
You can expect about 3 to 8 days of rain in Calgary 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.
You can expect a few days of snow in Calgary during October. It’s important to get out your snow boots and warm mittens to stay warm while you explore Calgary.
Our weather forecast can give you a great sense of what weather to expect in Calgary in October 2025.
If you’re planning to visit Calgary in the near future, we highly recommend that you review the 14 day weather forecast for Calgary before you arrive.