Yes
you do need a jacket based on the weather in Waterloo, ON, Canada 1 second ago
Why? Because there's a refreshing nip in the air.
43°F6°C & Mostly Cloudy
Wind is 6 mph10 km/h from the W, gusting to 16 mph26 km/h
| September 8 | ||||
| 3am | 44°F6°C | 7 mph11 km/h W | Partly Cloudy | |
| 4am | 44°F7°C | 8 mph12 km/h W | Partly Cloudy | |
| 5am | 44°F7°C | 9 mph14 km/h W | Partly Cloudy | |
| 6am | 45°F7°C | 9 mph14 km/h W | Partly Cloudy | |
| 7am | 46°F8°C | 9 mph14 km/h W | Partly Cloudy | |
| 8am | 47°F9°C | 10 mph16 km/h W | Partly Cloudy | |
| 9am | 51°F10°C | 13 mph20 km/h W | Partly Cloudy | |
| 10am | 54°F12°C | 15 mph24 km/h W | Mostly Cloudy | |
| 11am | 56°F13°C | 16 mph25 km/h W | Windy | |
| 12pm | 59°F15°C | 17 mph27 km/h W | Windy | |
| 1pm | 60°F16°C | 17 mph27 km/h W | Windy | |
| 2pm | 62°F17°C | 17 mph27 km/h W | Windy | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| September 8 | 43°F6°C | 63°F17°C | 15 mph23 km/h from W | Partly Cloudy | Partly Cloudy |
| September 9 | 51°F11°C | 71°F22°C | 10 mph17 km/h from W | Drizzle | Mostly Clear |
| September 10 | 51°F10°C | 76°F24°C | 5 mph7 km/h from SW | Mostly Clear | Partly Cloudy |
| September 11 | 56°F13°C | 81°F27°C | 6 mph10 km/h from SW | Partly Cloudy | Mostly Clear |
| September 12 | 56°F13°C | 83°F28°C | 4 mph6 km/h from S | Clear | Mostly Clear |
| September 13 | 58°F15°C | 81°F27°C | 5 mph9 km/h from SE | Partly Cloudy | Mostly Cloudy |
| September 14 | 60°F16°C | 79°F26°C | 7 mph11 km/h from E | Mostly Cloudy | Partly Cloudy |
Yes
Low of 51°F11°C, High of 71°F22°CWind: 10 mph17 km/h
Precipitation: 33% rain