Yes
you do need a jacket based on the weather in Mississauga, ON, Canada 3 minutes ago
Why? Because it's cool. Pleasantly cool, but cool!
57°F14°C & Mostly Clear
Wind is 6 mph10 km/h from the North, gusting to 12 mph20 km/h
| September 11 | ||||
| 8am | 57°F14°C | 6 mph10 km/h North | Clear | |
| 9am | 61°F16°C | 6 mph10 km/h North | Clear | |
| 10am | 65°F18°C | 6 mph10 km/h North | Clear | |
| 11am | 69°F21°C | 6 mph9 km/h North | Clear | |
| 12pm | 72°F22°C | 5 mph9 km/h North | Clear | |
| 1pm | 74°F23°C | 4 mph6 km/h North | Clear | |
| 2pm | 75°F24°C | 2 mph4 km/h Northeast | Clear | |
| 3pm | 75°F24°C | 3 mph5 km/h East | Clear | |
| 4pm | 74°F24°C | 4 mph6 km/h Southeast | Mostly Clear | |
| 5pm | 73°F23°C | 4 mph6 km/h Southeast | Mostly Clear | |
| 6pm | 72°F22°C | 3 mph5 km/h Southeast | Mostly Clear | |
| 7pm | 70°F21°C | 2 mph3 km/h Southeast | Mostly Clear | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| September 11 | 55°F13°C | 75°F24°C | 4 mph7 km/h from North | Clear | Mostly Clear |
| September 12 | 57°F14°C | 73°F23°C | 5 mph8 km/h from East | Partly Cloudy | Mostly Cloudy |
| September 13 | 58°F14°C | 75°F24°C | 4 mph6 km/h from West | Mostly Cloudy | Partly Cloudy |
| September 14 | 60°F16°C | 75°F24°C | 4 mph6 km/h from East | Mostly Clear | Mostly Clear |
| September 15 | 60°F16°C | 75°F24°C | 5 mph9 km/h from East | Mostly Clear | Clear |
| September 16 | 60°F16°C | 75°F24°C | 6 mph9 km/h from East | Mostly Clear | Partly Cloudy |
| September 17 | 61°F16°C | 76°F25°C | 4 mph7 km/h from East | Partly Cloudy | Partly Cloudy |
Yes
Low of 57°F14°C, High of 73°F23°CWind: 5 mph8 km/h
Precipitation: None