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The weather in Tadoussac in October is very cold with temperatures between 4°C and 9°C, warm clothes are a must.
You can expect rain for roughly half of the month of October in Tadoussac. 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 Tadoussac can expect a few days of snow in October.
Our weather forecast can give you a great sense of what weather to expect in Tadoussac in October 2025.
If you’re planning to visit Tadoussac in the near future, we highly recommend that you review the 14 day weather forecast for Tadoussac before you arrive.
| Month | Temperatures | Rainy Days | Dry Days | Snowy Days | Rainfall | Weather | More details |
|---|---|---|---|---|---|---|---|
| January | -8° / -15° | 5 | 6 | 21 | 82 mm | Awful | Tadoussac in January |
| February | -7° / -14° | 5 | 4 | 20 | 80 mm | Awful | Tadoussac in February |
| March | -3° / -9° | 8 | 5 | 19 | 102 mm | Awful | Tadoussac in March |
| April | 4° / -2° | 10 | 8 | 12 | 140 mm | Awful | Tadoussac in April |
| May | 13° / 5° | 8 | 22 | 1 | 118 mm | Bad | Tadoussac in May |
| June | 18° / 10° | 8 | 22 | 0 | 118 mm | Ok | Tadoussac in June |
| July | 22° / 14° | 6 | 25 | 0 | 111 mm | Good | Tadoussac in July |
| August | 21° / 14° | 6 | 25 | 0 | 109 mm | Good | Tadoussac in August |
| September | 17° / 10° | 6 | 24 | 0 | 118 mm | Good | Tadoussac in September |
| October | 9° / 4° | 8 | 21 | 2 | 149 mm | Awful | Tadoussac in October |
| November | 3° / -1° | 6 | 14 | 10 | 99 mm | Awful | Tadoussac in November |
| December | -4° / -9° | 5 | 8 | 18 | 111 mm | Awful | Tadoussac in December |