No
you don't need a jacket based on the weather in London, ON, Canada 4 minutes ago
77°F25°C & Cloudy
Wind is 9 mph15 km/h from the South, gusting to 15 mph24 km/h
| June 17 | ||||
| 12pm | 78°F25°C | 10 mph16 km/h South | Partly Cloudy | |
| 1pm | 79°F26°C | 11 mph18 km/h South | Partly Cloudy | |
| 2pm | 80°F27°C | 12 mph19 km/h South | Partly Cloudy | |
| 3pm | 81°F27°C | 11 mph18 km/h South | Partly Cloudy | |
| 4pm | 81°F27°C | 12 mph19 km/h South | Mostly Cloudy | |
| 5pm | 81°F27°C | 12 mph20 km/h South | Mostly Cloudy | |
| 6pm | 80°F27°C | 13 mph21 km/h South | Mostly Cloudy | |
| 7pm | 78°F26°C | 12 mph19 km/h South | Partly Cloudy | |
| 8pm | 76°F25°C | 11 mph17 km/h South | Mostly Clear | |
| 9pm | 74°F23°C | 9 mph15 km/h South | Partly Cloudy | |
| 10pm | 71°F22°C | 8 mph14 km/h South | Partly Cloudy | |
| 11pm | 70°F21°C | 8 mph13 km/h South | Partly Cloudy | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| June 17 | 61°F16°C | 81°F27°C | 9 mph15 km/h from South | Mostly Cloudy | Mostly Cloudy |
| June 18 | 67°F19°C | 81°F27°C | 8 mph12 km/h from Southwest | Thunderstorms | Heavy Rain |
| June 19 | 63°F17°C | 75°F24°C | 17 mph28 km/h from West | Drizzle | Mostly Clear |
| June 20 | 59°F15°C | 81°F27°C | 9 mph14 km/h from West | Partly Cloudy | Partly Cloudy |
| June 21 | 68°F20°C | 87°F30°C | 13 mph22 km/h from Southwest | Mostly Cloudy | Mostly Clear |
| June 22 | 73°F23°C | 92°F34°C | 10 mph16 km/h from Southwest | Mostly Clear | Clear |
| June 23 | 74°F23°C | 94°F34°C | 9 mph15 km/h from Southwest | Mostly Clear | Mostly Clear |
No
Low of 67°F20°C, High of 81°F27°CWind: 8 mph12 km/h
Precipitation: 58% rain