Yes
you do need a jacket based on the weather in Ajax, ON, Canada 53 seconds ago
Why? Because just cool enough for a jacket, but not warm enough to ditch it and it's so gusty, you’re basically doing accidental parkour!
57°F14°C & Mostly Clear
Wind is 9 mph15 km/h from the North, gusting to 19 mph31 km/h
| August 29 | ||||
| 12am | 56°F13°C | 10 mph15 km/h North | Mostly Clear | |
| 1am | 55°F13°C | 9 mph15 km/h North | Mostly Clear | |
| 2am | 53°F12°C | 8 mph13 km/h North | Mostly Clear | |
| 3am | 52°F11°C | 8 mph13 km/h North | Mostly Clear | |
| 4am | 51°F11°C | 8 mph12 km/h North | Clear | |
| 5am | 50°F10°C | 8 mph13 km/h North | Clear | |
| 6am | 50°F10°C | 7 mph12 km/h North | Mostly Clear | |
| 7am | 50°F10°C | 8 mph13 km/h Northwest | Mostly Clear | |
| 8am | 52°F11°C | 8 mph13 km/h Northwest | Mostly Clear | |
| 9am | 55°F13°C | 9 mph15 km/h Northwest | Mostly Clear | |
| 10am | 57°F14°C | 10 mph15 km/h Northwest | Mostly Clear | |
| 11am | 59°F15°C | 10 mph16 km/h Northwest | Partly Cloudy | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| August 28 | 55°F13°C | 65°F18°C | 6 mph9 km/h from West | Rain | Drizzle |
| August 29 | 50°F10°C | 64°F18°C | 10 mph16 km/h from Northwest | Partly Cloudy | Mostly Clear |
| August 30 | 51°F10°C | 70°F21°C | 9 mph14 km/h from Northwest | Mostly Clear | Clear |
| August 31 | 53°F12°C | 72°F22°C | 4 mph7 km/h from Southwest | Mostly Clear | Clear |
| September 1 | 56°F13°C | 74°F23°C | 5 mph9 km/h from Southeast | Clear | Mostly Clear |
| September 2 | 58°F14°C | 75°F24°C | 7 mph11 km/h from Southeast | Mostly Clear | Mostly Clear |
| September 3 | 61°F16°C | 76°F24°C | 7 mph11 km/h from South | Partly Cloudy | Drizzle |
Yes
Low of 50°F10°C, High of 64°F18°CWind: 10 mph16 km/h
Precipitation: None