No
you don't need a jacket based on the weather in Vaughan (Thornhill), Ontario, Canada 1 second ago
65°F18°C & Clear
Wind is 3 mph5 km/h from the South, gusting to 7 mph11 km/h
| September 8 | ||||
| 6pm | 65°F18°C | 4 mph7 km/h South | Partly Cloudy | |
| 7pm | 63°F17°C | 5 mph7 km/h South | Mostly Clear | |
| 8pm | 60°F16°C | 3 mph5 km/h Southeast | Clear | |
| 9pm | 58°F14°C | 3 mph5 km/h Southeast | Clear | |
| 10pm | 56°F14°C | 3 mph5 km/h Northeast | Clear | |
| 11pm | 55°F13°C | 3 mph5 km/h Northeast | Clear | |
| September 9 | ||||
| 12am | 54°F12°C | 3 mph5 km/h Northeast | Clear | |
| 1am | 53°F12°C | 3 mph5 km/h Northeast | Clear | |
| 2am | 52°F11°C | 3 mph5 km/h Northeast | Clear | |
| 3am | 52°F11°C | 3 mph5 km/h East | Clear | |
| 4am | 51°F11°C | 3 mph6 km/h East | Clear | |
| 5am | 51°F11°C | 3 mph5 km/h East | Clear | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| September 8 | 47°F8°C | 67°F20°C | 3 mph4 km/h from West | Mostly Clear | Clear |
| September 9 | 50°F10°C | 72°F22°C | 5 mph9 km/h from Southeast | Clear | Partly Cloudy |
| September 10 | 54°F12°C | 74°F24°C | 3 mph5 km/h from South | Mostly Cloudy | Mostly Clear |
| September 11 | 55°F13°C | 75°F24°C | 5 mph7 km/h from North | Mostly Clear | Mostly Clear |
| September 12 | 55°F13°C | 72°F22°C | 5 mph8 km/h from Southeast | Partly Cloudy | Partly Cloudy |
| September 13 | 56°F13°C | 74°F23°C | 5 mph8 km/h from South | Mostly Cloudy | Rain |
| September 14 | 60°F16°C | 72°F22°C | 8 mph12 km/h from East | Thunderstorms | Partly Cloudy |
Yes
Low of 50°F10°C, High of 73°F23°CWind: 5 mph9 km/h
Precipitation: None