Click on a day for an hourly weather forecast
The temperatures in Collingwood in September are usually low and can range between 12°C and 20°C.
You can expect rain for roughly half of the month of September in Collingwood. 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 Collingwood in September 2025.
If you’re planning to visit Collingwood in the near future, we highly recommend that you review the 14 day weather forecast for Collingwood before you arrive.
| Month | Temperatures | Rainy Days | Dry Days | Snowy Days | Rainfall | Weather | More details |
|---|---|---|---|---|---|---|---|
| January | -4° / -10° | 16 | 10 | 6 | 30 mm | Awful | Collingwood in January |
| February | -3° / -10° | 12 | 11 | 5 | 25 mm | Awful | Collingwood in February |
| March | 2° / -5° | 9 | 18 | 4 | 28 mm | Awful | Collingwood in March |
| April | 9° / 1° | 9 | 18 | 2 | 42 mm | Bad | Collingwood in April |
| May | 16° / 7° | 7 | 24 | 0 | 34 mm | Good | Collingwood in May |
| June | 20° / 12° | 7 | 23 | 0 | 41 mm | Good | Collingwood in June |
| July | 24° / 15° | 7 | 24 | 0 | 33 mm | Perfect | Collingwood in July |
| August | 24° / 15° | 7 | 24 | 0 | 37 mm | Perfect | Collingwood in August |
| September | 20° / 12° | 8 | 23 | 0 | 39 mm | Good | Collingwood in September |
| October | 13° / 6° | 10 | 21 | 0 | 49 mm | Ok | Collingwood in October |
| November | 6° / 0° | 12 | 13 | 4 | 35 mm | Awful | Collingwood in November |
| December | 0° / -5° | 17 | 8 | 7 | 37 mm | Awful | Collingwood in December |