Yes
you do need a jacket based on the weather in Markham, ON, Canada 1 second ago
Why? Because it's cool. Pleasantly cool, but cool!
58°F14°C & Clear
Wind is 2 mph4 km/h from the East, gusting to 6 mph9 km/h
| September 3 | ||||
| 3am | 58°F14°C | 3 mph4 km/h East | Clear | |
| 4am | 57°F14°C | 2 mph4 km/h East | Clear | |
| 5am | 56°F13°C | 3 mph5 km/h Northeast | Clear | |
| 6am | 56°F13°C | 3 mph4 km/h East | Clear | |
| 7am | 55°F13°C | 3 mph4 km/h East | Clear | |
| 8am | 59°F15°C | 2 mph4 km/h East | Clear | |
| 9am | 64°F18°C | 3 mph5 km/h Southeast | Clear | |
| 10am | 68°F20°C | 5 mph9 km/h South | Mostly Clear | |
| 11am | 72°F22°C | 7 mph12 km/h South | Mostly Clear | |
| 12pm | 74°F23°C | 9 mph14 km/h South | Mostly Clear | |
| 1pm | 76°F24°C | 10 mph16 km/h South | Clear | |
| 2pm | 77°F25°C | 11 mph18 km/h South | Mostly Clear | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| September 3 | 55°F13°C | 78°F25°C | 9 mph14 km/h from South | Mostly Clear | Rain |
| September 4 | 53°F12°C | 66°F19°C | 8 mph13 km/h from West | Rain | Mostly Clear |
| September 5 | 50°F10°C | 70°F21°C | 14 mph23 km/h from Southwest | Partly Cloudy | Mostly Clear |
| September 6 | 50°F10°C | 65°F18°C | 9 mph15 km/h from West | Partly Cloudy | Partly Cloudy |
| September 7 | 49°F10°C | 62°F17°C | 9 mph15 km/h from West | Mostly Cloudy | Mostly Clear |
| September 8 | 47°F8°C | 64°F18°C | 4 mph7 km/h from West | Partly Cloudy | Clear |
| September 9 | 49°F9°C | 68°F20°C | 6 mph9 km/h from Southeast | Mostly Clear | Partly Cloudy |
Yes
Low of 54°F12°C, High of 65°F19°CWind: 8 mph13 km/h
Precipitation: 81% rain