Yes
you do need a jacket based on the weather in London, ON, Canada 1 second ago
Why? Because it's quite chilly.
41°F5°C & Mostly Cloudy
Wind is 9 mph15 km/h from the SW, gusting to 21 mph33 km/h
| April 20 | ||||
| 5am | 41°F5°C | 10 mph17 km/h W | Partly Cloudy | |
| 6am | 39°F4°C | 12 mph19 km/h W | Mostly Cloudy | |
| 7am | 37°F3°C | 10 mph17 km/h W | Partly Cloudy | |
| 8am | 38°F3°C | 11 mph18 km/h W | Mostly Clear | |
| 9am | 39°F4°C | 15 mph24 km/h W | Partly Cloudy | |
| 10am | 40°F4°C | 16 mph27 km/h W | Windy | |
| 11am | 40°F4°C | 17 mph27 km/h W | Windy | |
| 12pm | 41°F5°C | 17 mph28 km/h W | Windy | |
| 1pm | 42°F6°C | 17 mph27 km/h NW | Windy | |
| 2pm | 44°F7°C | 16 mph26 km/h NW | Windy | |
| 3pm | 45°F7°C | 16 mph25 km/h NW | Windy | |
| 4pm | 46°F8°C | 15 mph24 km/h NW | Mostly Cloudy | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| April 20 | 37°F3°C | 46°F8°C | 15 mph24 km/h from W | Mostly Cloudy | Mostly Cloudy |
| April 21 | 33°F1°C | 53°F11°C | 13 mph21 km/h from W | Partly Cloudy | Mostly Clear |
| April 22 | 31°F-1°C | 55°F13°C | 7 mph11 km/h from W | Mostly Clear | Mostly Cloudy |
| April 23 | 41°F5°C | 58°F14°C | 18 mph28 km/h from SW | Drizzle | Rain |
| April 24 | 35°F2°C | 50°F10°C | 15 mph24 km/h from NW | Mostly Cloudy | Mostly Clear |
| April 25 | 29°F-2°C | 53°F12°C | 6 mph10 km/h from N | Mostly Clear | Mostly Clear |
| April 26 | 34°F1°C | 61°F16°C | 10 mph16 km/h from SE | Partly Cloudy | Cloudy |
Yes
Low of 34°F1°C, High of 53°F12°CWind: 13 mph21 km/h
Precipitation: None