No
you don't need a jacket based on the weather in St Thomas, ON, Canada 1 second ago
87°F30°C & Cloudy
Wind is 11 mph17 km/h from the South, gusting to 15 mph24 km/h
| August 12 | ||||
| 4pm | 87°F30°C | 11 mph18 km/h Southwest | Mostly Clear | |
| 5pm | 85°F30°C | 11 mph18 km/h Southwest | Partly Cloudy | |
| 6pm | 85°F30°C | 9 mph15 km/h South | Clear | |
| 7pm | 83°F28°C | 8 mph13 km/h South | Partly Cloudy | |
| 8pm | 81°F27°C | 6 mph10 km/h South | Mostly Clear | |
| 9pm | 78°F26°C | 5 mph8 km/h South | Mostly Clear | |
| 10pm | 76°F25°C | 5 mph8 km/h South | Mostly Cloudy | |
| 11pm | 75°F24°C | 6 mph9 km/h Southwest | Mostly Cloudy | |
| August 13 | ||||
| 12am | 74°F23°C | 7 mph11 km/h Southwest | Mostly Cloudy | |
| 1am | 73°F23°C | 5 mph9 km/h West | Mostly Cloudy | |
| 2am | 72°F22°C | 5 mph7 km/h West | Mostly Cloudy | |
| 3am | 72°F22°C | 5 mph7 km/h West | Mostly Cloudy | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| August 12 | 72°F22°C | 87°F31°C | 9 mph14 km/h from Southwest | Mostly Clear | Thunderstorms |
| August 13 | 68°F20°C | 83°F28°C | 7 mph11 km/h from West | Drizzle | Clear |
| August 14 | 62°F16°C | 83°F28°C | 8 mph13 km/h from North | Clear | Clear |
| August 15 | 62°F17°C | 83°F28°C | 6 mph9 km/h from South | Clear | Clear |
| August 16 | 65°F19°C | 84°F29°C | 8 mph13 km/h from Southwest | Mostly Clear | Drizzle |
| August 17 | 66°F19°C | 82°F28°C | 10 mph15 km/h from Northwest | Drizzle | Mostly Clear |
| August 18 | 60°F16°C | 76°F24°C | 7 mph11 km/h from East | Partly Cloudy | Partly Cloudy |
No
Low of 67°F20°C, High of 82°F28°CWind: 7 mph11 km/h
Precipitation: 51% rain