Yes
you do need a jacket based on the weather in Newmarket, ON, Canada 1 second ago
Why? Because just cool enough for a jacket, but not warm enough to ditch it!
58°F14°C & Clear
Wind is 2 mph4 km/h from the Southwest, gusting to 3 mph5 km/h
| September 18 | ||||
| 1am | 58°F14°C | 2 mph4 km/h Southwest | Clear | |
| 2am | 57°F14°C | 2 mph4 km/h Southwest | Clear | |
| 3am | 56°F13°C | 3 mph4 km/h Southwest | Mostly Clear | |
| 4am | 55°F13°C | 3 mph6 km/h Southwest | Clear | |
| 5am | 54°F12°C | 3 mph6 km/h Southwest | Mostly Clear | |
| 6am | 54°F12°C | 2 mph3 km/h West | Mostly Clear | |
| 7am | 54°F12°C | 2 mph3 km/h West | Mostly Clear | |
| 8am | 56°F13°C | 3 mph5 km/h Northwest | Partly Cloudy | |
| 9am | 62°F17°C | 3 mph5 km/h Northwest | Partly Cloudy | |
| 10am | 68°F20°C | 4 mph6 km/h Northwest | Partly Cloudy | |
| 11am | 72°F22°C | 4 mph7 km/h Northwest | Partly Cloudy | |
| 12pm | 75°F24°C | 6 mph9 km/h Northwest | Partly Cloudy | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| September 18 | 54°F12°C | 79°F26°C | 7 mph11 km/h from Northwest | Partly Cloudy | Mostly Clear |
| September 19 | 50°F10°C | 68°F20°C | 8 mph12 km/h from North | Clear | Clear |
| September 20 | 44°F7°C | 68°F20°C | 8 mph13 km/h from East | Mostly Clear | Partly Cloudy |
| September 21 | 51°F11°C | 76°F25°C | 9 mph15 km/h from Southeast | Partly Cloudy | Mostly Cloudy |
| September 22 | 63°F17°C | 74°F23°C | 8 mph12 km/h from Southwest | Rain | Drizzle |
| September 23 | 62°F17°C | 74°F24°C | 5 mph9 km/h from West | Drizzle | Drizzle |
| September 24 | 59°F15°C | 73°F23°C | 6 mph9 km/h from Southeast | Drizzle | Partly Cloudy |
Yes
Low of 50°F10°C, High of 68°F20°CWind: 8 mph12 km/h
Precipitation: None