No
you don't need a jacket based on the weather in Montreal, QC, Canada 1 minute ago
60°F16°C & Clear
Wind is 6 mph9 km/h from the North, gusting to 10 mph16 km/h
| September 19 | ||||
| 11am | 61°F16°C | 5 mph9 km/h Northwest | Mostly Clear | |
| 12pm | 63°F17°C | 5 mph9 km/h Northwest | Mostly Clear | |
| 1pm | 66°F19°C | 7 mph12 km/h West | Mostly Clear | |
| 2pm | 67°F20°C | 8 mph13 km/h West | Mostly Clear | |
| 3pm | 68°F20°C | 8 mph12 km/h Northwest | Mostly Clear | |
| 4pm | 69°F20°C | 9 mph14 km/h Northwest | Clear | |
| 5pm | 68°F20°C | 9 mph14 km/h Northwest | Clear | |
| 6pm | 66°F19°C | 8 mph13 km/h Northwest | Clear | |
| 7pm | 63°F17°C | 7 mph11 km/h Northwest | Clear | |
| 8pm | 60°F16°C | 7 mph11 km/h Northwest | Clear | |
| 9pm | 57°F14°C | 7 mph11 km/h North | Clear | |
| 10pm | 55°F13°C | 8 mph13 km/h North | Clear | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| September 19 | 51°F10°C | 69°F20°C | 7 mph11 km/h from Northwest | Clear | Clear |
| September 20 | 44°F7°C | 64°F18°C | 3 mph4 km/h from Northwest | Clear | Clear |
| September 21 | 45°F7°C | 72°F22°C | 5 mph8 km/h from Southeast | Partly Cloudy | Partly Cloudy |
| September 22 | 55°F13°C | 72°F22°C | 7 mph11 km/h from South | Drizzle | Rain |
| September 23 | 62°F17°C | 72°F22°C | 8 mph12 km/h from West | Rain | Thunderstorms |
| September 24 | 54°F12°C | 68°F20°C | 7 mph12 km/h from North | Drizzle | Mostly Clear |
| September 25 | 52°F11°C | 69°F21°C | 6 mph10 km/h from Northwest | Mostly Clear | Clear |
Yes
Low of 45°F7°C, High of 64°F18°CWind: 3 mph4 km/h
Precipitation: None