Yes
you do need a jacket based on the weather in Hamilton, ON, Canada 26 minutes ago
Why? Because it's pretty chilly!
57°F14°C & Clear
Wind is 2 mph3 km/h from the North, gusting to 4 mph7 km/h
| September 11 | ||||
| 6am | 57°F14°C | 3 mph4 km/h North | Clear | |
| 7am | 56°F14°C | 2 mph4 km/h North | Clear | |
| 8am | 58°F15°C | 3 mph5 km/h Northwest | Clear | |
| 9am | 63°F17°C | 3 mph4 km/h North | Clear | |
| 10am | 66°F19°C | 4 mph6 km/h Northeast | Clear | |
| 11am | 70°F21°C | 5 mph8 km/h Northeast | Clear | |
| 12pm | 73°F23°C | 5 mph8 km/h Northeast | Clear | |
| 1pm | 74°F23°C | 5 mph8 km/h Northeast | Clear | |
| 2pm | 75°F24°C | 5 mph8 km/h East | Clear | |
| 3pm | 76°F24°C | 5 mph8 km/h East | Clear | |
| 4pm | 76°F24°C | 5 mph9 km/h East | Clear | |
| 5pm | 75°F24°C | 5 mph8 km/h East | Clear | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| September 11 | 56°F14°C | 76°F24°C | 4 mph7 km/h from Northeast | Clear | Mostly Clear |
| September 12 | 57°F14°C | 75°F24°C | 5 mph8 km/h from Northeast | Mostly Clear | Partly Cloudy |
| September 13 | 58°F14°C | 78°F25°C | 6 mph9 km/h from West | Mostly Cloudy | Partly Cloudy |
| September 14 | 60°F15°C | 76°F24°C | 5 mph7 km/h from Northeast | Mostly Clear | Clear |
| September 15 | 60°F16°C | 76°F24°C | 7 mph11 km/h from Northeast | Mostly Clear | Clear |
| September 16 | 61°F16°C | 76°F24°C | 7 mph11 km/h from Northeast | Mostly Clear | Partly Cloudy |
| September 17 | 61°F16°C | 78°F25°C | 5 mph8 km/h from East | Partly Cloudy | Partly Cloudy |
Yes
Low of 57°F14°C, High of 74°F24°CWind: 5 mph8 km/h
Precipitation: None