Yes
you do need a jacket based on the weather in Greenfield Park, Longueuil, QC, Canada 12 seconds ago
Why? Because the air feels like the cozy middle ground between summer and winter!
59°F15°C & Clear
Wind is 4 mph6 km/h from the Northeast, gusting to 7 mph12 km/h
| September 16 | ||||
| 10am | 63°F17°C | 4 mph6 km/h Northeast | Clear | |
| 11am | 68°F20°C | 4 mph7 km/h Northeast | Clear | |
| 12pm | 71°F22°C | 4 mph6 km/h Northeast | Clear | |
| 1pm | 74°F23°C | 4 mph7 km/h Northeast | Clear | |
| 2pm | 75°F24°C | 4 mph7 km/h East | Clear | |
| 3pm | 76°F25°C | 4 mph7 km/h Northeast | Clear | |
| 4pm | 77°F25°C | 4 mph7 km/h Northeast | Clear | |
| 5pm | 76°F24°C | 4 mph7 km/h Northeast | Clear | |
| 6pm | 74°F23°C | 4 mph6 km/h Northeast | Clear | |
| 7pm | 70°F21°C | 3 mph6 km/h Northeast | Clear | |
| 8pm | 67°F19°C | 3 mph5 km/h Northeast | Clear | |
| 9pm | 64°F18°C | 3 mph5 km/h Northeast | Clear | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| September 16 | 50°F10°C | 77°F25°C | 4 mph6 km/h from Northeast | Clear | Mostly Clear |
| September 17 | 55°F13°C | 77°F25°C | 3 mph6 km/h from South | Mostly Cloudy | Mostly Cloudy |
| September 18 | 60°F16°C | 79°F26°C | 9 mph14 km/h from West | Mostly Clear | Mostly Cloudy |
| September 19 | 50°F10°C | 68°F20°C | 8 mph12 km/h from Northwest | Mostly Clear | Clear |
| September 20 | 44°F6°C | 62°F17°C | 3 mph5 km/h from North | Clear | Mostly Clear |
| September 21 | 44°F7°C | 73°F23°C | 6 mph10 km/h from South | Partly Cloudy | Mostly Cloudy |
| September 22 | 58°F15°C | 79°F26°C | 9 mph14 km/h from South | Partly Cloudy | Mostly Clear |
Yes
Low of 55°F13°C, High of 77°F25°CWind: 3 mph6 km/h
Precipitation: None