No
you don't need a jacket based on the weather in London, ON, Canada 24 minutes ago
82°F28°C & Partly Cloudy
Wind is 4 mph7 km/h from the South, gusting to 7 mph11 km/h
| August 15 | ||||
| 8pm | 79°F26°C | 4 mph7 km/h Southwest | Clear | |
| 9pm | 75°F24°C | 4 mph6 km/h South | Clear | |
| 10pm | 73°F23°C | 3 mph5 km/h South | Clear | |
| 11pm | 71°F22°C | 1 mph2 km/h West | Clear | |
| August 16 | ||||
| 12am | 69°F21°C | 3 mph4 km/h North | Clear | |
| 1am | 68°F20°C | 2 mph3 km/h Northeast | Clear | |
| 2am | 67°F19°C | 2 mph4 km/h Southeast | Clear | |
| 3am | 66°F19°C | 2 mph4 km/h Southeast | Clear | |
| 4am | 65°F18°C | 2 mph3 km/h Southeast | Clear | |
| 5am | 64°F18°C | 2 mph3 km/h East | Clear | |
| 6am | 64°F18°C | 3 mph4 km/h East | Mostly Clear | |
| 7am | 64°F18°C | 3 mph4 km/h East | Clear | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| August 15 | 61°F16°C | 86°F30°C | 3 mph4 km/h from East | Mostly Clear | Clear |
| August 16 | 63°F17°C | 87°F30°C | 6 mph9 km/h from South | Mostly Clear | Rain |
| August 17 | 67°F20°C | 84°F29°C | 9 mph15 km/h from North | Partly Cloudy | Mostly Clear |
| August 18 | 62°F17°C | 80°F27°C | 11 mph17 km/h from East | Mostly Clear | Rain |
| August 19 | 64°F18°C | 80°F27°C | 8 mph13 km/h from Southeast | Rain | Drizzle |
| August 20 | 64°F18°C | 76°F24°C | 8 mph13 km/h from Northeast | Drizzle | Mostly Clear |
| August 21 | 61°F16°C | 78°F25°C | 6 mph10 km/h from Northeast | Mostly Clear | Mostly Clear |
No
Low of 64°F18°C, High of 87°F31°CWind: 6 mph9 km/h
Precipitation: None