Yes
you do need a jacket based on the weather in Waterloo, ON, Canada 1 second ago
Why? Because the drizzle is not enough rain to call it "raining," but enough to make you a little soggy and it's quite chilly and it's really really huffing out there!
35°F2°C & Drizzle
Wind is 17 mph27 km/h from the West, gusting to 32 mph52 km/h
| February 28 | ||||
| 11pm | 35°F2°C | 16 mph26 km/h West | Snow | |
| March 1 | ||||
| 12am | 34°F1°C | 16 mph26 km/h West | Windy | |
| 1am | 32°F0°C | 18 mph29 km/h West | Windy | |
| 2am | 28°F-2°C | 21 mph35 km/h West | Windy | |
| 3am | 23°F-5°C | 22 mph35 km/h West | Windy | |
| 4am | 21°F-6°C | 22 mph35 km/h West | Windy | |
| 5am | 18°F-8°C | 20 mph33 km/h West | Windy | |
| 6am | 16°F-9°C | 20 mph33 km/h Northwest | Windy | |
| 7am | 14°F-10°C | 19 mph31 km/h Northwest | Windy | |
| 8am | 13°F-10°C | 19 mph31 km/h Northwest | Windy | |
| 9am | 13°F-11°C | 19 mph31 km/h Northwest | Windy | |
| 10am | 13°F-11°C | 20 mph32 km/h Northwest | Windy | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| February 28 | 26°F-4°C | 39°F4°C | 10 mph16 km/h from South | Cloudy | Rain |
| March 1 | 8°F-13°C | 34°F1°C | 18 mph29 km/h from Northwest | Windy | Partly Cloudy |
| March 2 | 1°F-17°C | 19°F-7°C | 8 mph13 km/h from West | Mostly Cloudy | Mostly Clear |
| March 3 | 4°F-16°C | 29°F-2°C | 7 mph12 km/h from Southwest | Partly Cloudy | Mostly Cloudy |
| March 4 | 22°F-5°C | 37°F3°C | 9 mph14 km/h from South | Cloudy | Rain |
| March 5 | 33°F1°C | 44°F7°C | 11 mph17 km/h from South | Rain | Drizzle |
| March 6 | 21°F-6°C | 33°F1°C | 19 mph30 km/h from Northwest | Windy | Partly Cloudy |
Yes
Low of 8°F-14°C, High of 34°F1°CWind: 18 mph29 km/h
Precipitation: None