Yes
you do need a jacket based on the weather in Mississauga, ON, Canada 15 minutes ago
Why? Because just cool enough for a jacket, but not warm enough to ditch it!
59°F15°C & Clear
Wind is 4 mph6 km/h from the Northwest, gusting to 5 mph8 km/h
| September 18 | ||||
| 4am | 58°F15°C | 4 mph6 km/h Northwest | Clear | |
| 5am | 57°F14°C | 4 mph6 km/h Northwest | Clear | |
| 6am | 57°F14°C | 4 mph6 km/h Northwest | Clear | |
| 7am | 56°F13°C | 4 mph6 km/h Northwest | Mostly Clear | |
| 8am | 57°F14°C | 3 mph6 km/h Northwest | Mostly Cloudy | |
| 9am | 62°F16°C | 3 mph4 km/h Northwest | Mostly Cloudy | |
| 10am | 67°F19°C | 3 mph4 km/h Northwest | Partly Cloudy | |
| 11am | 72°F22°C | 2 mph3 km/h Northwest | Mostly Cloudy | |
| 12pm | 75°F24°C | 2 mph3 km/h Southwest | Partly Cloudy | |
| 1pm | 77°F25°C | 3 mph4 km/h Southwest | Partly Cloudy | |
| 2pm | 79°F26°C | 4 mph6 km/h Southwest | Partly Cloudy | |
| 3pm | 79°F26°C | 3 mph5 km/h Southwest | Partly Cloudy | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| September 18 | 56°F13°C | 80°F26°C | 3 mph6 km/h from West | Partly Cloudy | Clear |
| September 19 | 56°F14°C | 70°F21°C | 6 mph9 km/h from North | Mostly Clear | Clear |
| September 20 | 53°F12°C | 65°F18°C | 10 mph17 km/h from East | Mostly Clear | Mostly Clear |
| September 21 | 57°F14°C | 75°F24°C | 6 mph10 km/h from Southeast | Partly Cloudy | Drizzle |
| September 22 | 64°F18°C | 76°F24°C | 8 mph13 km/h from Southwest | Rain | Rain |
| September 23 | 63°F17°C | 74°F24°C | 4 mph7 km/h from West | Drizzle | Partly Cloudy |
| September 24 | 60°F16°C | 73°F23°C | 5 mph8 km/h from East | Partly Cloudy | Partly Cloudy |
Yes
Low of 56°F14°C, High of 71°F22°CWind: 6 mph9 km/h
Precipitation: None