No
you don't need a jacket based on the weather in Caledon, ON, Canada 1 second ago
71°F22°C & Cloudy
Wind is 3 mph5 km/h from the South, gusting to 6 mph10 km/h
| September 10 | ||||
| 7pm | 71°F21°C | 3 mph5 km/h South | Partly Cloudy | |
| 8pm | 66°F19°C | 2 mph3 km/h North | Mostly Cloudy | |
| 9pm | 64°F18°C | 2 mph3 km/h North | Cloudy | |
| 10pm | 62°F17°C | 5 mph8 km/h North | Cloudy | |
| 11pm | 60°F16°C | 6 mph9 km/h North | Cloudy | |
| September 11 | ||||
| 12am | 59°F15°C | 5 mph8 km/h North | Mostly Cloudy | |
| 1am | 58°F14°C | 5 mph9 km/h North | Mostly Cloudy | |
| 2am | 55°F13°C | 5 mph8 km/h North | Partly Cloudy | |
| 3am | 54°F12°C | 5 mph8 km/h North | Mostly Clear | |
| 4am | 53°F12°C | 5 mph8 km/h North | Mostly Clear | |
| 5am | 52°F11°C | 5 mph9 km/h North | Clear | |
| 6am | 52°F11°C | 6 mph9 km/h North | Clear | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| September 10 | 51°F10°C | 76°F24°C | 3 mph5 km/h from Southwest | Partly Cloudy | Partly Cloudy |
| September 11 | 52°F11°C | 74°F24°C | 6 mph9 km/h from North | Mostly Clear | Mostly Clear |
| September 12 | 53°F11°C | 74°F23°C | 2 mph4 km/h from Southeast | Mostly Cloudy | Partly Cloudy |
| September 13 | 56°F13°C | 75°F24°C | 7 mph11 km/h from West | Mostly Cloudy | Mostly Cloudy |
| September 14 | 56°F13°C | 73°F23°C | 7 mph11 km/h from North | Partly Cloudy | Mostly Clear |
| September 15 | 52°F11°C | 72°F22°C | 6 mph9 km/h from East | Mostly Clear | Mostly Clear |
| September 16 | 53°F12°C | 75°F24°C | 4 mph7 km/h from Southeast | Mostly Clear | Mostly Clear |
Yes
Low of 52°F11°C, High of 74°F24°CWind: 6 mph9 km/h
Precipitation: None