No
you don't need a jacket based on the weather in Whitby, ON, Canada 1 second ago
71°F22°C & Cloudy
Wind is 5 mph8 km/h from the SE, gusting to 11 mph17 km/h
| September 21 | ||||
| 11am | 72°F22°C | 5 mph8 km/h SE | Mostly Cloudy | |
| 12pm | 73°F23°C | 3 mph5 km/h SE | Mostly Cloudy | |
| 1pm | 74°F23°C | 4 mph6 km/h SE | Mostly Cloudy | |
| 2pm | 75°F24°C | 5 mph7 km/h SE | Mostly Cloudy | |
| 3pm | 75°F24°C | 5 mph9 km/h SE | Mostly Cloudy | |
| 4pm | 75°F24°C | 5 mph8 km/h SE | Mostly Cloudy | |
| 5pm | 74°F23°C | 5 mph8 km/h SE | Mostly Cloudy | |
| 6pm | 73°F23°C | 5 mph8 km/h SE | Mostly Cloudy | |
| 7pm | 70°F21°C | 4 mph7 km/h E | Mostly Cloudy | |
| 8pm | 69°F20°C | 4 mph6 km/h E | Partly Cloudy | |
| 9pm | 67°F19°C | 4 mph6 km/h NE | Mostly Clear | |
| 10pm | 66°F19°C | 4 mph6 km/h NE | Mostly Clear | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| September 21 | 63°F17°C | 75°F24°C | 5 mph8 km/h from SE | Mostly Cloudy | Mostly Clear |
| September 22 | 60°F16°C | 75°F24°C | 6 mph10 km/h from SE | Partly Cloudy | Cloudy |
| September 23 | 64°F18°C | 72°F22°C | 9 mph14 km/h from SE | Rain | Drizzle |
| September 24 | 62°F17°C | 70°F21°C | 9 mph15 km/h from E | Rain | Rain |
| September 25 | 62°F17°C | 71°F22°C | 8 mph12 km/h from S | Rain | Mostly Cloudy |
| September 26 | 58°F15°C | 73°F23°C | 6 mph9 km/h from N | Partly Cloudy | Mostly Clear |
| September 27 | 56°F14°C | 73°F23°C | 6 mph10 km/h from NE | Mostly Clear | Clear |
No
Low of 60°F16°C, High of 75°F24°CWind: 6 mph10 km/h
Precipitation: None