No
you don't need a jacket based on the weather in Montreal, QC, Canada 4 minutes ago
66°F19°C & Partly Cloudy
Wind is 4 mph7 km/h from the South, gusting to 11 mph18 km/h
| September 17 | ||||
| 9pm | 65°F19°C | 4 mph7 km/h South | Partly Cloudy | |
| 10pm | 64°F18°C | 4 mph6 km/h South | Mostly Cloudy | |
| 11pm | 63°F17°C | 4 mph6 km/h Southwest | Cloudy | |
| September 18 | ||||
| 12am | 62°F17°C | 4 mph7 km/h Southwest | Cloudy | |
| 1am | 61°F16°C | 4 mph6 km/h Southwest | Mostly Cloudy | |
| 2am | 60°F16°C | 3 mph5 km/h Southwest | Partly Cloudy | |
| 3am | 59°F15°C | 4 mph6 km/h Southwest | Partly Cloudy | |
| 4am | 59°F15°C | 4 mph7 km/h Southwest | Mostly Cloudy | |
| 5am | 58°F15°C | 5 mph8 km/h Southwest | Mostly Cloudy | |
| 6am | 59°F15°C | 6 mph9 km/h Southwest | Mostly Cloudy | |
| 7am | 59°F15°C | 6 mph9 km/h Southwest | Partly Cloudy | |
| 8am | 61°F16°C | 6 mph10 km/h Southwest | Mostly Clear | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| September 17 | 56°F13°C | 77°F25°C | 2 mph4 km/h from South | Partly Cloudy | Mostly Cloudy |
| September 18 | 58°F15°C | 78°F25°C | 9 mph14 km/h from West | Mostly Clear | Partly Cloudy |
| September 19 | 50°F10°C | 68°F20°C | 7 mph11 km/h from Northwest | Clear | Clear |
| September 20 | 44°F7°C | 63°F17°C | 4 mph6 km/h from Northwest | Clear | Mostly Clear |
| September 21 | 45°F7°C | 72°F22°C | 5 mph8 km/h from Southeast | Mostly Clear | Partly Cloudy |
| September 22 | 57°F14°C | 75°F24°C | 7 mph11 km/h from South | Drizzle | Rain |
| September 23 | 62°F17°C | 71°F22°C | 5 mph8 km/h from West | Rain | Mostly Cloudy |
Yes
Low of 58°F15°C, High of 78°F26°CWind: 9 mph14 km/h
Precipitation: 12% rain