Yes
you do need a jacket based on the weather in Oakville, ON, Canada 1 second ago
Why? Because it's cold enough that makes you wish you had a hat, but you're still too proud to admit it!
44°F6°C & Mostly Clear
Wind is 5 mph8 km/h from the North, gusting to 8 mph13 km/h
| May 12 | ||||
| 3am | 43°F6°C | 5 mph8 km/h North | Clear | |
| 4am | 43°F6°C | 5 mph8 km/h North | Clear | |
| 5am | 43°F6°C | 4 mph7 km/h North | Clear | |
| 6am | 43°F6°C | 4 mph6 km/h North | Clear | |
| 7am | 45°F7°C | 3 mph5 km/h North | Clear | |
| 8am | 48°F9°C | 2 mph4 km/h North | Clear | |
| 9am | 51°F10°C | 2 mph3 km/h Northeast | Clear | |
| 10am | 54°F12°C | 2 mph3 km/h East | Clear | |
| 11am | 58°F14°C | 3 mph4 km/h East | Clear | |
| 12pm | 60°F16°C | 4 mph6 km/h Southeast | Clear | |
| 1pm | 62°F17°C | 4 mph7 km/h Southeast | Clear | |
| 2pm | 66°F19°C | 4 mph7 km/h Southeast | Mostly Clear | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| May 12 | 43°F6°C | 68°F20°C | 3 mph6 km/h from Southeast | Mostly Clear | Mostly Cloudy |
| May 13 | 51°F10°C | 59°F15°C | 6 mph10 km/h from East | Rain | Rain |
| May 14 | 51°F11°C | 63°F17°C | 8 mph13 km/h from East | Drizzle | Mostly Cloudy |
| May 15 | 52°F11°C | 65°F18°C | 4 mph7 km/h from East | Drizzle | Thunderstorms |
| May 16 | 53°F12°C | 73°F23°C | 9 mph14 km/h from Southwest | Drizzle | Partly Cloudy |
| May 17 | 55°F13°C | 70°F21°C | 9 mph15 km/h from Southwest | Partly Cloudy | Partly Cloudy |
| May 18 | 54°F12°C | 67°F19°C | 9 mph15 km/h from West | Partly Cloudy | Partly Cloudy |
Yes
Low of 51°F11°C, High of 59°F15°CWind: 6 mph10 km/h
Precipitation: 65% rain