Yes
you do need a jacket based on the weather in Hamilton, ON, Canada 1 second ago
Why? Because it's cool. Pleasantly cool, but cool and the wind makes walking forward feel like moonwalking in reverse!
59°F15°C & Partly Cloudy
Wind is 11 mph18 km/h from the Southwest, gusting to 28 mph45 km/h
| May 2 | ||||
| 9am | 60°F15°C | 12 mph20 km/h West | Mostly Cloudy | |
| 10am | 60°F15°C | 14 mph22 km/h West | Cloudy | |
| 11am | 61°F16°C | 14 mph23 km/h West | Mostly Cloudy | |
| 12pm | 63°F17°C | 14 mph22 km/h West | Mostly Cloudy | |
| 1pm | 65°F18°C | 14 mph22 km/h West | Partly Cloudy | |
| 2pm | 66°F19°C | 14 mph23 km/h West | Partly Cloudy | |
| 3pm | 67°F19°C | 14 mph22 km/h West | Mostly Cloudy | |
| 4pm | 68°F20°C | 13 mph20 km/h West | Mostly Cloudy | |
| 5pm | 67°F19°C | 12 mph20 km/h West | Mostly Cloudy | |
| 6pm | 65°F18°C | 10 mph16 km/h West | Mostly Cloudy | |
| 7pm | 63°F17°C | 9 mph14 km/h Northwest | Mostly Cloudy | |
| 8pm | 60°F16°C | 7 mph12 km/h Northwest | Mostly Cloudy | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| May 2 | 46°F8°C | 68°F20°C | 13 mph20 km/h from West | Mostly Cloudy | Cloudy |
| May 3 | 46°F8°C | 53°F12°C | 9 mph15 km/h from Northeast | Drizzle | Cloudy |
| May 4 | 46°F8°C | 51°F11°C | 13 mph20 km/h from Northeast | Drizzle | Rain |
| May 5 | 47°F8°C | 56°F13°C | 11 mph17 km/h from Northeast | Cloudy | Drizzle |
| May 6 | 51°F11°C | 66°F19°C | 7 mph11 km/h from Southwest | Mostly Cloudy | Partly Cloudy |
| May 7 | 52°F11°C | 67°F19°C | 8 mph13 km/h from Northwest | Mostly Cloudy | Partly Cloudy |
| May 8 | 48°F9°C | 61°F16°C | 7 mph12 km/h from Northeast | Partly Cloudy | Mostly Clear |
Yes
Low of 46°F8°C, High of 54°F12°CWind: 9 mph15 km/h
Precipitation: 56% rain