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!
55°F13°C & Cloudy
Wind is 6 mph9 km/h from the Northwest, gusting to 11 mph17 km/h
| October 25 | ||||
| 8pm | 54°F12°C | 7 mph11 km/h Northwest | Cloudy | |
| 9pm | 53°F12°C | 4 mph6 km/h West | Cloudy | |
| 10pm | 51°F11°C | 4 mph6 km/h West | Cloudy | |
| 11pm | 49°F10°C | 5 mph8 km/h Northwest | Mostly Cloudy | |
| October 26 | ||||
| 12am | 47°F9°C | 5 mph7 km/h North | Mostly Cloudy | |
| 1am | 46°F8°C | 6 mph10 km/h North | Partly Cloudy | |
| 2am | 44°F7°C | 6 mph10 km/h North | Mostly Clear | |
| 3am | 43°F6°C | 7 mph11 km/h North | Mostly Clear | |
| 4am | 41°F5°C | 6 mph10 km/h North | Mostly Clear | |
| 5am | 41°F5°C | 6 mph10 km/h North | Mostly Clear | |
| 6am | 40°F4°C | 6 mph10 km/h North | Mostly Clear | |
| 7am | 39°F4°C | 6 mph10 km/h North | Partly Cloudy | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| October 25 | 38°F4°C | 56°F13°C | 4 mph7 km/h from West | Mostly Cloudy | Partly Cloudy |
| October 26 | 37°F3°C | 50°F10°C | 7 mph11 km/h from Northeast | Mostly Clear | Partly Cloudy |
| October 27 | 39°F4°C | 51°F10°C | 11 mph17 km/h from East | Mostly Cloudy | Mostly Clear |
| October 28 | 40°F4°C | 53°F12°C | 12 mph20 km/h from East | Mostly Clear | Mostly Clear |
| October 29 | 41°F5°C | 53°F11°C | 11 mph18 km/h from East | Partly Cloudy | Mostly Cloudy |
| October 30 | 44°F7°C | 51°F10°C | 14 mph22 km/h from Northeast | Rain | Rain |
| October 31 | 44°F7°C | 52°F11°C | 13 mph21 km/h from Northwest | Drizzle | Mostly Cloudy |
Yes
Low of 37°F3°C, High of 50°F10°CWind: 7 mph11 km/h
Precipitation: None