Click on a day for an hourly weather forecast
The weather in Thetford Mines in October is very cold with temperatures between 3°C and 11°C, warm clothes are a must.
You can expect rain for roughly half of the month of October in Thetford Mines. 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 Thetford Mines during October. It’s important to get out your snow boots and warm mittens to stay warm while you explore Thetford Mines.
Our weather forecast can give you a great sense of what weather to expect in Thetford Mines in October 2025.
If you’re planning to visit Thetford Mines in the near future, we highly recommend that you review the 14 day weather forecast for Thetford Mines before you arrive.
| Month | Temperatures | Rainy Days | Dry Days | Snowy Days | Rainfall | Weather | More details |
|---|---|---|---|---|---|---|---|
| January | -8° / -15° | 3 | 3 | 25 | 131 mm | Awful | Thetford Mines in January |
| February | -6° / -15° | 3 | 2 | 25 | 137 mm | Awful | Thetford Mines in February |
| March | -1° / -9° | 7 | 3 | 22 | 139 mm | Awful | Thetford Mines in March |
| April | 7° / -2° | 9 | 6 | 15 | 164 mm | Awful | Thetford Mines in April |
| May | 16° / 5° | 10 | 20 | 2 | 177 mm | Bad | Thetford Mines in May |
| June | 20° / 10° | 11 | 19 | 0 | 185 mm | Ok | Thetford Mines in June |
| July | 23° / 13° | 10 | 21 | 0 | 188 mm | Good | Thetford Mines in July |
| August | 23° / 12° | 9 | 22 | 0 | 194 mm | Good | Thetford Mines in August |
| September | 19° / 8° | 7 | 23 | 0 | 145 mm | Ok | Thetford Mines in September |
| October | 11° / 3° | 11 | 16 | 5 | 175 mm | Awful | Thetford Mines in October |
| November | 3° / -4° | 9 | 7 | 15 | 142 mm | Awful | Thetford Mines in November |
| December | -4° / -10° | 5 | 2 | 24 | 154 mm | Awful | Thetford Mines in December |