No
you don't need a jacket based on the weather in London, ON, Canada 25 minutes ago
77°F25°C & Clear
Wind is 5 mph8 km/h from the North, gusting to 7 mph12 km/h
| September 11 | ||||
| 4pm | 78°F25°C | 5 mph8 km/h North | Clear | |
| 5pm | 77°F25°C | 6 mph10 km/h North | Clear | |
| 6pm | 75°F24°C | 6 mph10 km/h North | Clear | |
| 7pm | 72°F22°C | 8 mph13 km/h Northwest | Clear | |
| 8pm | 68°F20°C | 7 mph11 km/h Northwest | Clear | |
| 9pm | 65°F18°C | 6 mph10 km/h Northwest | Clear | |
| 10pm | 63°F17°C | 6 mph10 km/h North | Clear | |
| 11pm | 61°F16°C | 5 mph9 km/h North | Clear | |
| September 12 | ||||
| 12am | 59°F15°C | 5 mph8 km/h North | Clear | |
| 1am | 58°F14°C | 4 mph7 km/h Northeast | Clear | |
| 2am | 56°F14°C | 4 mph7 km/h Northeast | Clear | |
| 3am | 55°F13°C | 4 mph7 km/h East | Clear | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| September 11 | 50°F10°C | 78°F25°C | 4 mph6 km/h from North | Clear | Clear |
| September 12 | 53°F12°C | 78°F25°C | 4 mph6 km/h from Southwest | Mostly Clear | Partly Cloudy |
| September 13 | 57°F14°C | 77°F25°C | 6 mph10 km/h from West | Mostly Cloudy | Partly Cloudy |
| September 14 | 59°F15°C | 80°F26°C | 4 mph7 km/h from North | Partly Cloudy | Mostly Clear |
| September 15 | 59°F15°C | 81°F27°C | 7 mph12 km/h from East | Mostly Clear | Clear |
| September 16 | 58°F14°C | 81°F27°C | 7 mph11 km/h from East | Mostly Clear | Mostly Clear |
| September 17 | 58°F15°C | 80°F27°C | 7 mph12 km/h from Southeast | Mostly Clear | Mostly Cloudy |
Yes
Low of 54°F12°C, High of 78°F26°CWind: 4 mph6 km/h
Precipitation: None