Yes
you do need a jacket based on the weather in Markham, ON, Canada 1 second ago
Why? Because it's not very warm out!
58°F14°C & Cloudy
Wind is 8 mph13 km/h from the North, gusting to 14 mph22 km/h
| October 15 | ||||
| 7pm | 59°F15°C | 9 mph14 km/h North | Clear | |
| 8pm | 58°F15°C | 10 mph15 km/h North | Mostly Clear | |
| 9pm | 57°F14°C | 10 mph16 km/h North | Mostly Clear | |
| 10pm | 55°F13°C | 10 mph16 km/h Northwest | Mostly Clear | |
| 11pm | 51°F11°C | 9 mph15 km/h Northwest | Mostly Clear | |
| October 16 | ||||
| 12am | 48°F9°C | 9 mph14 km/h Northwest | Mostly Clear | |
| 1am | 47°F8°C | 9 mph14 km/h Northwest | Mostly Clear | |
| 2am | 46°F8°C | 8 mph13 km/h North | Mostly Clear | |
| 3am | 45°F7°C | 7 mph12 km/h North | Mostly Clear | |
| 4am | 44°F7°C | 7 mph11 km/h North | Mostly Clear | |
| 5am | 43°F6°C | 6 mph10 km/h North | Mostly Clear | |
| 6am | 42°F6°C | 6 mph9 km/h North | Mostly Clear | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| October 15 | 44°F7°C | 59°F15°C | 7 mph11 km/h from North | Mostly Clear | Mostly Clear |
| October 16 | 38°F3°C | 58°F14°C | 8 mph12 km/h from North | Clear | Mostly Clear |
| October 17 | 38°F3°C | 55°F13°C | 3 mph5 km/h from Southwest | Mostly Cloudy | Cloudy |
| October 18 | 50°F10°C | 65°F18°C | 9 mph14 km/h from South | Partly Cloudy | Mostly Cloudy |
| October 19 | 53°F12°C | 64°F18°C | 12 mph20 km/h from South | Rain | Rain |
| October 20 | 49°F9°C | 58°F14°C | 10 mph17 km/h from West | Drizzle | Rain |
| October 21 | 48°F9°C | 57°F14°C | 10 mph16 km/h from Southwest | Rain | Thunderstorms |
Yes
Low of 37°F3°C, High of 58°F15°CWind: 8 mph12 km/h
Precipitation: None