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The temperatures in Shawinigan in October are quite cold with temperatures between 5°C and 12°C, warm clothes are a must.
You can expect rain for roughly half of the month of October in Shawinigan. 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 Shawinigan can expect a few days of snow in October.
Our weather forecast can give you a great sense of what weather to expect in Shawinigan in October 2025.
If you’re planning to visit Shawinigan in the near future, we highly recommend that you review the 14 day weather forecast for Shawinigan before you arrive.
| Month | Temperatures | Rainy Days | Dry Days | Snowy Days | Rainfall | Weather | More details |
|---|---|---|---|---|---|---|---|
| January | -7° / -15° | 5 | 5 | 22 | 101 mm | Awful | Shawinigan in January |
| February | -6° / -14° | 6 | 2 | 22 | 114 mm | Awful | Shawinigan in February |
| March | 0° / -8° | 8 | 7 | 17 | 107 mm | Awful | Shawinigan in March |
| April | 8° / 0° | 10 | 13 | 7 | 146 mm | Awful | Shawinigan in April |
| May | 17° / 7° | 9 | 22 | 0 | 139 mm | Ok | Shawinigan in May |
| June | 21° / 11° | 9 | 21 | 0 | 154 mm | Ok | Shawinigan in June |
| July | 24° / 14° | 8 | 23 | 0 | 143 mm | Good | Shawinigan in July |
| August | 24° / 14° | 7 | 25 | 0 | 155 mm | Good | Shawinigan in August |
| September | 20° / 10° | 6 | 24 | 0 | 110 mm | Good | Shawinigan in September |
| October | 12° / 5° | 9 | 22 | 1 | 141 mm | Bad | Shawinigan in October |
| November | 4° / -1° | 8 | 15 | 8 | 94 mm | Awful | Shawinigan in November |
| December | -3° / -9° | 6 | 7 | 18 | 124 mm | Awful | Shawinigan in December |