No
you don't need a jacket based on the weather in Collingwood, ON, Canada 1 second ago
65°F19°C & Mostly Cloudy
Wind is 4 mph7 km/h from the Northwest, gusting to 7 mph11 km/h
| September 10 | ||||
| 8pm | 64°F18°C | 5 mph8 km/h Northwest | Cloudy | |
| 9pm | 62°F17°C | 5 mph7 km/h Northwest | Cloudy | |
| 10pm | 62°F16°C | 4 mph7 km/h Northwest | Cloudy | |
| 11pm | 61°F16°C | 4 mph6 km/h West | Mostly Cloudy | |
| September 11 | ||||
| 12am | 60°F16°C | 3 mph5 km/h West | Mostly Cloudy | |
| 1am | 60°F15°C | 4 mph6 km/h West | Mostly Cloudy | |
| 2am | 59°F15°C | 3 mph6 km/h West | Mostly Cloudy | |
| 3am | 58°F15°C | 3 mph6 km/h Northwest | Mostly Cloudy | |
| 4am | 58°F14°C | 4 mph7 km/h Northwest | Partly Cloudy | |
| 5am | 57°F14°C | 4 mph7 km/h Northwest | Partly Cloudy | |
| 6am | 57°F14°C | 4 mph6 km/h Northwest | Mostly Clear | |
| 7am | 57°F14°C | 4 mph6 km/h Northwest | Mostly Clear | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| September 10 | 52°F11°C | 71°F21°C | 5 mph9 km/h from Northeast | Mostly Clear | Mostly Cloudy |
| September 11 | 57°F14°C | 68°F20°C | 6 mph10 km/h from Northwest | Mostly Clear | Mostly Clear |
| September 12 | 54°F12°C | 70°F21°C | 4 mph6 km/h from Northeast | Partly Cloudy | Mostly Cloudy |
| September 13 | 59°F15°C | 71°F22°C | 7 mph12 km/h from West | Mostly Cloudy | Mostly Cloudy |
| September 14 | 57°F14°C | 66°F19°C | 8 mph13 km/h from North | Partly Cloudy | Clear |
| September 15 | 53°F12°C | 70°F21°C | 5 mph8 km/h from Northeast | Mostly Clear | Clear |
| September 16 | 55°F13°C | 73°F23°C | 5 mph8 km/h from East | Mostly Clear | Mostly Clear |
Yes
Low of 57°F14°C, High of 69°F21°CWind: 6 mph10 km/h
Precipitation: None