Click on a day for an hourly weather forecast
The temperatures in Kamouraska in September are quite cold with temperatures between 9°C and 16°C, warm clothes are a must.
You can expect about 3 to 8 days of rain in Kamouraska during the month of September. It’s a good idea to bring along your umbrella so that you don’t get caught in poor weather.
Our weather forecast can give you a great sense of what weather to expect in Kamouraska in September 2025.
If you’re planning to visit Kamouraska in the near future, we highly recommend that you review the 14 day weather forecast for Kamouraska before you arrive.
| Month | Temperatures | Rainy Days | Dry Days | Snowy Days | Rainfall | Weather | More details |
|---|---|---|---|---|---|---|---|
| January | -9° / -15° | 5 | 5 | 22 | 89 mm | Awful | Kamouraska in January |
| February | -8° / -14° | 6 | 3 | 21 | 85 mm | Awful | Kamouraska in February |
| March | -3° / -9° | 9 | 4 | 20 | 108 mm | Awful | Kamouraska in March |
| April | 3° / -2° | 10 | 8 | 12 | 139 mm | Awful | Kamouraska in April |
| May | 12° / 5° | 9 | 22 | 1 | 116 mm | Bad | Kamouraska in May |
| June | 17° / 10° | 7 | 23 | 0 | 122 mm | Ok | Kamouraska in June |
| July | 21° / 13° | 7 | 24 | 0 | 122 mm | Ok | Kamouraska in July |
| August | 20° / 13° | 6 | 25 | 0 | 116 mm | Good | Kamouraska in August |
| September | 16° / 9° | 6 | 24 | 0 | 121 mm | Good | Kamouraska in September |
| October | 9° / 4° | 9 | 20 | 2 | 151 mm | Awful | Kamouraska in October |
| November | 2° / -2° | 7 | 12 | 11 | 101 mm | Awful | Kamouraska in November |
| December | -5° / -9° | 6 | 7 | 19 | 116 mm | Awful | Kamouraska in December |