Yes
you do need a jacket based on the weather in London, ON, Canada 1 second ago
Why? Because you're not freezing, but you’ll definitely start complaining if it lasts much longer!
47°F8°C & Mostly Clear
Wind is 4 mph7 km/h from the Northwest, gusting to 11 mph17 km/h
| May 25 | ||||
| 12am | 46°F8°C | 4 mph6 km/h Northwest | Clear | |
| 1am | 44°F7°C | 3 mph6 km/h Northwest | Clear | |
| 2am | 43°F6°C | 4 mph6 km/h Northwest | Clear | |
| 3am | 42°F5°C | 4 mph6 km/h Northwest | Clear | |
| 4am | 41°F5°C | 4 mph6 km/h Northwest | Clear | |
| 5am | 40°F5°C | 5 mph8 km/h West | Clear | |
| 6am | 41°F5°C | 4 mph7 km/h Northwest | Partly Cloudy | |
| 7am | 43°F6°C | 5 mph7 km/h Northwest | Mostly Clear | |
| 8am | 47°F8°C | 6 mph9 km/h Northwest | Mostly Clear | |
| 9am | 50°F10°C | 8 mph12 km/h Northwest | Mostly Clear | |
| 10am | 54°F12°C | 9 mph15 km/h Northwest | Mostly Clear | |
| 11am | 56°F13°C | 11 mph18 km/h Northwest | Mostly Clear | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| May 24 | 46°F8°C | 56°F14°C | 7 mph12 km/h from Northwest | Mostly Cloudy | Clear |
| May 25 | 40°F5°C | 60°F16°C | 11 mph18 km/h from Northwest | Mostly Clear | Mostly Clear |
| May 26 | 41°F5°C | 68°F20°C | 6 mph9 km/h from North | Partly Cloudy | Mostly Cloudy |
| May 27 | 48°F9°C | 70°F21°C | 11 mph17 km/h from East | Mostly Cloudy | Cloudy |
| May 28 | 53°F12°C | 63°F17°C | 14 mph23 km/h from Southeast | Rain | Rain |
| May 29 | 54°F12°C | 64°F18°C | 12 mph20 km/h from Southwest | Drizzle | Mostly Cloudy |
| May 30 | 52°F11°C | 69°F21°C | 8 mph13 km/h from West | Partly Cloudy | Partly Cloudy |
Yes
Low of 40°F5°C, High of 60°F16°CWind: 11 mph18 km/h
Precipitation: None