No
you don't need a jacket based on the weather in Waterloo, ON N2L 3W3, Canada 21 seconds ago
70°F21°C & Cloudy
Wind is 6 mph10 km/h from the Southwest, gusting to 12 mph20 km/h
| September 22 | ||||
| 6pm | 69°F21°C | 7 mph11 km/h Southwest | Cloudy | |
| 7pm | 67°F19°C | 5 mph8 km/h Southwest | Cloudy | |
| 8pm | 65°F18°C | 4 mph7 km/h Southwest | Cloudy | |
| 9pm | 64°F18°C | 6 mph10 km/h Southwest | Rain | |
| 10pm | 64°F18°C | 6 mph9 km/h South | Drizzle | |
| 11pm | 63°F17°C | 5 mph9 km/h South | Cloudy | |
| September 23 | ||||
| 12am | 62°F17°C | 5 mph8 km/h Southwest | Drizzle | |
| 1am | 63°F17°C | 5 mph8 km/h Southwest | Drizzle | |
| 2am | 63°F17°C | 5 mph7 km/h Southwest | Cloudy | |
| 3am | 62°F17°C | 4 mph7 km/h Southwest | Drizzle | |
| 4am | 62°F17°C | 4 mph6 km/h Southwest | Drizzle | |
| 5am | 62°F16°C | 3 mph5 km/h Southwest | Cloudy | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| September 22 | 62°F17°C | 73°F23°C | 6 mph10 km/h from Southwest | Drizzle | Rain |
| September 23 | 61°F16°C | 76°F24°C | 3 mph5 km/h from Northwest | Drizzle | Drizzle |
| September 24 | 60°F16°C | 70°F21°C | 7 mph12 km/h from East | Rain | Drizzle |
| September 25 | 60°F16°C | 71°F22°C | 6 mph9 km/h from North | Drizzle | Drizzle |
| September 26 | 57°F14°C | 71°F22°C | 7 mph11 km/h from Northwest | Partly Cloudy | Mostly Clear |
| September 27 | 55°F13°C | 73°F23°C | 11 mph17 km/h from Southwest | Mostly Clear | Mostly Clear |
| September 28 | 53°F12°C | 68°F20°C | 10 mph16 km/h from West | Mostly Clear | Clear |
No
Low of 62°F17°C, High of 76°F25°CWind: 3 mph5 km/h
Precipitation: 42% rain