Yes
you do need a jacket based on the weather in Thornton, ON, Canada 1 second ago
Why? Because it's cool. Pleasantly cool, but cool!
54°F12°C & Clear
Wind is 6 mph9 km/h from the North, gusting to 10 mph16 km/h
| September 19 | ||||
| 11pm | 54°F12°C | 6 mph10 km/h North | Clear | |
| September 20 | ||||
| 12am | 53°F12°C | 7 mph12 km/h Northeast | Clear | |
| 1am | 52°F11°C | 9 mph14 km/h East | Clear | |
| 2am | 52°F11°C | 9 mph14 km/h East | Clear | |
| 3am | 50°F10°C | 9 mph14 km/h East | Clear | |
| 4am | 48°F9°C | 9 mph14 km/h East | Clear | |
| 5am | 47°F8°C | 9 mph14 km/h East | Clear | |
| 6am | 46°F8°C | 9 mph14 km/h East | Clear | |
| 7am | 45°F7°C | 7 mph11 km/h East | Clear | |
| 8am | 46°F8°C | 7 mph12 km/h East | Clear | |
| 9am | 50°F10°C | 8 mph14 km/h East | Clear | |
| 10am | 55°F13°C | 8 mph13 km/h East | Clear | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| September 19 | 52°F11°C | 69°F21°C | 6 mph10 km/h from North | Clear | Clear |
| September 20 | 45°F7°C | 68°F20°C | 8 mph13 km/h from East | Clear | Mostly Clear |
| September 21 | 48°F9°C | 78°F26°C | 9 mph15 km/h from Southeast | Partly Cloudy | Rain |
| September 22 | 60°F16°C | 74°F24°C | 8 mph12 km/h from Southwest | Rain | Drizzle |
| September 23 | 58°F14°C | 73°F23°C | 6 mph9 km/h from Northwest | Drizzle | Partly Cloudy |
| September 24 | 54°F12°C | 69°F21°C | 7 mph11 km/h from North | Partly Cloudy | Mostly Cloudy |
| September 25 | 53°F11°C | 73°F23°C | 8 mph13 km/h from East | Partly Cloudy | Mostly Cloudy |
Yes
Low of 46°F8°C, High of 68°F20°CWind: 8 mph13 km/h
Precipitation: None