No
you don't need a jacket based on the weather in Hamilton, ON, Canada 3 seconds ago
80°F27°C & Cloudy
Wind is 11 mph17 km/h from the East, gusting to 16 mph25 km/h
| August 6 | ||||
| 4pm | 79°F26°C | 11 mph17 km/h East | Mostly Clear | |
| 5pm | 79°F26°C | 9 mph15 km/h East | Mostly Cloudy | |
| 6pm | 79°F26°C | 8 mph12 km/h East | Mostly Cloudy | |
| 7pm | 77°F25°C | 7 mph11 km/h East | Partly Cloudy | |
| 8pm | 75°F24°C | 5 mph9 km/h East | Mostly Clear | |
| 9pm | 73°F23°C | 5 mph7 km/h Northeast | Mostly Clear | |
| 10pm | 71°F22°C | 4 mph6 km/h Northeast | Mostly Clear | |
| 11pm | 70°F21°C | 3 mph5 km/h East | Mostly Clear | |
| August 7 | ||||
| 12am | 69°F21°C | 3 mph5 km/h East | Mostly Clear | |
| 1am | 69°F20°C | 3 mph4 km/h East | Mostly Clear | |
| 2am | 68°F20°C | 3 mph4 km/h Southeast | Partly Cloudy | |
| 3am | 68°F20°C | 3 mph4 km/h South | Partly Cloudy | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| August 6 | 69°F21°C | 80°F27°C | 8 mph12 km/h from Northeast | Partly Cloudy | Mostly Clear |
| August 7 | 66°F19°C | 83°F28°C | 7 mph11 km/h from South | Partly Cloudy | Mostly Clear |
| August 8 | 68°F20°C | 85°F29°C | 9 mph15 km/h from South | Partly Cloudy | Mostly Clear |
| August 9 | 70°F21°C | 88°F31°C | 9 mph15 km/h from Southwest | Mostly Clear | Clear |
| August 10 | 71°F22°C | 90°F32°C | 9 mph14 km/h from Southwest | Mostly Clear | Clear |
| August 11 | 72°F22°C | 90°F32°C | 8 mph14 km/h from Southwest | Mostly Clear | Mostly Clear |
| August 12 | 73°F23°C | 85°F29°C | 9 mph15 km/h from Southwest | Rain | Drizzle |
No
Low of 66°F19°C, High of 82°F28°CWind: 7 mph11 km/h
Precipitation: None