No

you don't need a jacket based on the weather in St Thomas, ON, Canada 1 second ago

86°F30°C & Clear

Wind is 11 mph17 km/h from the South, gusting to 16 mph25 km/h
August 11
6pm85°F30°C10 mph16 km/h SouthClear
7pm84°F29°C8 mph13 km/h SouthClear
8pm81°F27°C6 mph10 km/h SouthMostly Clear
9pm78°F25°C5 mph8 km/h SouthMostly Clear
10pm76°F24°C4 mph7 km/h SouthMostly Clear
11pm75°F24°C5 mph8 km/h SouthMostly Clear
August 12
12am74°F23°C5 mph8 km/h SouthMostly Clear
1am73°F23°C5 mph8 km/h SouthMostly Clear
2am73°F23°C5 mph8 km/h SouthwestPartly Cloudy
3am73°F23°C5 mph7 km/h SouthwestPartly Cloudy
4am72°F22°C4 mph7 km/h SouthwestMostly Clear
5am72°F22°C4 mph7 km/h SouthwestMostly Clear
DateLowHighWindDayNight
August 1168°F20°C87°F30°C9 mph15 km/h from SouthClearMostly Clear
August 1271°F22°C85°F30°C10 mph15 km/h from SouthwestMostly ClearDrizzle
August 1368°F20°C82°F28°C8 mph13 km/h from WestDrizzlePartly Cloudy
August 1463°F17°C82°F28°C6 mph10 km/h from NorthMostly ClearMostly Clear
August 1563°F17°C83°F28°C6 mph10 km/h from SouthMostly ClearClear
August 1665°F19°C86°F30°C8 mph13 km/h from SouthwestMostly ClearMostly Cloudy
August 1767°F20°C82°F28°C9 mph14 km/h from NorthPartly CloudyMostly Clear

No

Low of 72°F22°C, High of 85°F30°C
Wind: 10 mph15 km/h
Precipitation: 33% rain

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