No
you don't need a jacket based on the weather in Hamilton, ON, Canada 1 second ago
70°F21°C & Mostly Clear
Wind is 2 mph4 km/h from the Southwest, gusting to 5 mph8 km/h
| July 23 | ||||
| 11pm | 70°F21°C | 3 mph5 km/h Southwest | Clear | |
| July 24 | ||||
| 12am | 69°F20°C | 4 mph6 km/h Southwest | Clear | |
| 1am | 68°F20°C | 4 mph7 km/h Southwest | Mostly Clear | |
| 2am | 67°F19°C | 5 mph8 km/h Southwest | Clear | |
| 3am | 66°F19°C | 5 mph8 km/h Southwest | Mostly Clear | |
| 4am | 66°F19°C | 6 mph9 km/h Southwest | Mostly Clear | |
| 5am | 68°F20°C | 6 mph10 km/h Southwest | Mostly Clear | |
| 6am | 69°F20°C | 7 mph11 km/h Southwest | Mostly Cloudy | |
| 7am | 71°F22°C | 8 mph12 km/h Southwest | Partly Cloudy | |
| 8am | 75°F24°C | 10 mph16 km/h Southwest | Clear | |
| 9am | 79°F26°C | 11 mph18 km/h Southwest | Partly Cloudy | |
| 10am | 83°F28°C | 13 mph21 km/h Southwest | Partly Cloudy | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| July 23 | 59°F15°C | 79°F26°C | 6 mph9 km/h from Northeast | Clear | Mostly Clear |
| July 24 | 66°F19°C | 92°F34°C | 14 mph22 km/h from Southwest | Mostly Clear | Rain |
| July 25 | 74°F23°C | 86°F30°C | 7 mph11 km/h from Northwest | Drizzle | Mostly Cloudy |
| July 26 | 70°F21°C | 81°F27°C | 6 mph10 km/h from East | Mostly Cloudy | Thunderstorms |
| July 27 | 72°F22°C | 87°F31°C | 9 mph14 km/h from Northwest | Drizzle | Clear |
| July 28 | 69°F20°C | 89°F31°C | 7 mph11 km/h from Southwest | Mostly Clear | Rain |
| July 29 | 72°F22°C | 86°F30°C | 7 mph11 km/h from Northwest | Mostly Clear | Partly Cloudy |
No
Low of 66°F19°C, High of 92°F34°CWind: 14 mph22 km/h
Precipitation: None