Yes
you do need a jacket based on the weather in Mississauga (Clarkson), Ontario, Canada 1 second ago
Why? Because just cool enough for a jacket, but not warm enough to ditch it!
56°F13°C & Clear
Wind is 6 mph9 km/h from the North, gusting to 8 mph13 km/h
| September 17 | ||||
| 7am | 56°F13°C | 6 mph9 km/h North | Clear | |
| 8am | 57°F14°C | 5 mph9 km/h North | Mostly Clear | |
| 9am | 60°F16°C | 5 mph7 km/h North | Mostly Clear | |
| 10am | 64°F18°C | 3 mph5 km/h Northeast | Mostly Clear | |
| 11am | 67°F20°C | 3 mph6 km/h Northeast | Mostly Clear | |
| 12pm | 70°F21°C | 5 mph7 km/h East | Partly Cloudy | |
| 1pm | 71°F22°C | 4 mph7 km/h East | Partly Cloudy | |
| 2pm | 72°F22°C | 4 mph7 km/h East | Partly Cloudy | |
| 3pm | 73°F23°C | 5 mph7 km/h East | Partly Cloudy | |
| 4pm | 73°F23°C | 5 mph8 km/h East | Partly Cloudy | |
| 5pm | 73°F23°C | 5 mph8 km/h Southeast | Partly Cloudy | |
| 6pm | 72°F22°C | 4 mph6 km/h Southeast | Mostly Clear | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| September 17 | 54°F12°C | 73°F23°C | 4 mph7 km/h from East | Mostly Clear | Clear |
| September 18 | 59°F15°C | 77°F25°C | 4 mph6 km/h from Southwest | Mostly Clear | Clear |
| September 19 | 57°F14°C | 69°F21°C | 6 mph9 km/h from North | Clear | Clear |
| September 20 | 54°F12°C | 65°F18°C | 11 mph18 km/h from East | Mostly Clear | Clear |
| September 21 | 57°F14°C | 74°F23°C | 7 mph11 km/h from Southeast | Mostly Clear | Partly Cloudy |
| September 22 | 64°F18°C | 74°F24°C | 9 mph14 km/h from Southwest | Rain | Rain |
| September 23 | 64°F18°C | 73°F23°C | 6 mph10 km/h from Southwest | Drizzle | Rain |
No
Low of 59°F15°C, High of 77°F25°CWind: 4 mph6 km/h
Precipitation: 38% rain