No
you don't need a jacket based on the weather in Mississauga (Erin Mills), Ontario, Canada 24 minutes ago
60°F16°C & Mostly Cloudy
Wind is 4 mph7 km/h from the Northeast, gusting to 12 mph20 km/h
| September 15 | ||||
| 8am | 60°F16°C | 5 mph7 km/h Northeast | Partly Cloudy | |
| 9am | 63°F17°C | 6 mph9 km/h Northeast | Partly Cloudy | |
| 10am | 66°F19°C | 8 mph13 km/h East | Mostly Clear | |
| 11am | 68°F20°C | 8 mph14 km/h East | Partly Cloudy | |
| 12pm | 70°F21°C | 8 mph13 km/h East | Partly Cloudy | |
| 1pm | 71°F22°C | 7 mph12 km/h East | Partly Cloudy | |
| 2pm | 73°F23°C | 7 mph12 km/h East | Mostly Clear | |
| 3pm | 74°F23°C | 7 mph11 km/h East | Clear | |
| 4pm | 74°F23°C | 6 mph10 km/h East | Clear | |
| 5pm | 73°F23°C | 6 mph10 km/h East | Clear | |
| 6pm | 71°F22°C | 6 mph9 km/h East | Clear | |
| 7pm | 68°F20°C | 5 mph8 km/h East | Clear | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| September 15 | 57°F14°C | 74°F23°C | 7 mph11 km/h from East | Mostly Clear | Clear |
| September 16 | 57°F14°C | 74°F23°C | 6 mph10 km/h from East | Mostly Clear | Clear |
| September 17 | 57°F14°C | 75°F24°C | 4 mph6 km/h from East | Mostly Clear | Clear |
| September 18 | 58°F14°C | 78°F25°C | 4 mph6 km/h from West | Mostly Clear | Mostly Clear |
| September 19 | 57°F14°C | 70°F21°C | 6 mph10 km/h from Northeast | Mostly Clear | Clear |
| September 20 | 54°F12°C | 64°F18°C | 11 mph17 km/h from East | Partly Cloudy | Partly Cloudy |
| September 21 | 55°F13°C | 74°F23°C | 6 mph10 km/h from South | Partly Cloudy | Mostly Cloudy |
Yes
Low of 57°F14°C, High of 73°F23°CWind: 6 mph10 km/h
Precipitation: None