Click on a day for an hourly weather forecast
The temperatures in Courtenay in October are quite cold with temperatures between 8°C and 12°C, warm clothes are a must.
You can expect rain for roughly half of the month of October in Courtenay. 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.
Our weather forecast can give you a great sense of what weather to expect in Courtenay in October 2025.
If you’re planning to visit Courtenay in the near future, we highly recommend that you review the 14 day weather forecast for Courtenay before you arrive.
| Month | Temperatures | Rainy Days | Dry Days | Snowy Days | Rainfall | Weather | More details |
|---|---|---|---|---|---|---|---|
| January | 5° / 2° | 13 | 16 | 2 | 96 mm | Awful | Courtenay in January |
| February | 5° / 1° | 10 | 16 | 2 | 54 mm | Awful | Courtenay in February |
| March | 7° / 2° | 10 | 20 | 1 | 62 mm | Bad | Courtenay in March |
| April | 10° / 5° | 9 | 21 | 0 | 45 mm | Ok | Courtenay in April |
| May | 15° / 8° | 6 | 25 | 0 | 30 mm | Good | Courtenay in May |
| June | 18° / 11° | 5 | 25 | 0 | 25 mm | Good | Courtenay in June |
| July | 21° / 14° | 3 | 28 | 0 | 11 mm | Good | Courtenay in July |
| August | 21° / 15° | 3 | 28 | 0 | 18 mm | Good | Courtenay in August |
| September | 18° / 12° | 7 | 23 | 0 | 55 mm | Ok | Courtenay in September |
| October | 12° / 8° | 12 | 19 | 0 | 81 mm | Bad | Courtenay in October |
| November | 7° / 4° | 14 | 15 | 0 | 114 mm | Bad | Courtenay in November |
| December | 4° / 1° | 12 | 17 | 2 | 87 mm | Awful | Courtenay in December |