No
you don't need a jacket based on the weather in Regional Municipality of Halton, ON, Canada 1 second ago
74°F23°C & Clear
Wind is 9 mph15 km/h from the West, gusting to 15 mph24 km/h
| May 10 | ||||
| 4pm | 74°F23°C | 9 mph15 km/h Northwest | Clear | |
| 5pm | 74°F23°C | 10 mph15 km/h Northwest | Clear | |
| 6pm | 70°F21°C | 12 mph20 km/h North | Clear | |
| 7pm | 66°F19°C | 11 mph18 km/h North | Mostly Clear | |
| 8pm | 63°F17°C | 10 mph17 km/h North | Mostly Clear | |
| 9pm | 59°F15°C | 10 mph17 km/h North | Clear | |
| 10pm | 56°F14°C | 11 mph18 km/h North | Clear | |
| 11pm | 53°F12°C | 11 mph18 km/h North | Clear | |
| May 11 | ||||
| 12am | 51°F11°C | 12 mph19 km/h North | Clear | |
| 1am | 49°F9°C | 11 mph18 km/h North | Clear | |
| 2am | 47°F8°C | 10 mph17 km/h North | Clear | |
| 3am | 45°F7°C | 9 mph14 km/h North | Clear | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| May 10 | 41°F5°C | 74°F23°C | 7 mph12 km/h from Northwest | Clear | Clear |
| May 11 | 41°F5°C | 59°F15°C | 7 mph12 km/h from East | Clear | Clear |
| May 12 | 42°F6°C | 74°F23°C | 5 mph7 km/h from Southeast | Mostly Clear | Mostly Cloudy |
| May 13 | 54°F12°C | 66°F19°C | 7 mph11 km/h from East | Mostly Cloudy | Drizzle |
| May 14 | 54°F12°C | 64°F18°C | 7 mph11 km/h from East | Drizzle | Cloudy |
| May 15 | 56°F13°C | 70°F21°C | 6 mph9 km/h from Southeast | Mostly Cloudy | Mostly Cloudy |
| May 16 | 55°F13°C | 72°F22°C | 8 mph13 km/h from Southwest | Thunderstorms | Partly Cloudy |
Yes
Low of 41°F5°C, High of 59°F15°CWind: 7 mph12 km/h
Precipitation: None