Yes
you do need a jacket based on the weather in Ottawa, ON, Canada 11 seconds ago
Why? Because the temperature has dropped below freezing!
21°F-6°C & Mostly Cloudy
Wind is 2 mph3 km/h from the Southeast, gusting to 4 mph6 km/h
| December 25 | ||||
| 12pm | 21°F-6°C | 2 mph3 km/h Southeast | Mostly Cloudy | |
| 1pm | 22°F-5°C | 2 mph3 km/h Southeast | Mostly Cloudy | |
| 2pm | 24°F-5°C | 2 mph3 km/h Southeast | Mostly Cloudy | |
| 3pm | 23°F-5°C | 1 mph2 km/h Southeast | Mostly Cloudy | |
| 4pm | 21°F-6°C | 1 mph2 km/h East | Partly Cloudy | |
| 5pm | 19°F-8°C | 2 mph3 km/h East | Partly Cloudy | |
| 6pm | 17°F-8°C | 2 mph3 km/h East | Partly Cloudy | |
| 7pm | 16°F-9°C | 2 mph3 km/h Southeast | Partly Cloudy | |
| 8pm | 14°F-10°C | 2 mph2 km/h Northeast | Partly Cloudy | |
| 9pm | 12°F-11°C | 2 mph3 km/h Northeast | Mostly Cloudy | |
| 10pm | 12°F-11°C | 1 mph2 km/h North | Mostly Cloudy | |
| 11pm | 12°F-11°C | 1 mph2 km/h North | Mostly Cloudy | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| December 25 | 10°F-12°C | 24°F-5°C | 2 mph3 km/h from East | Mostly Cloudy | Mostly Cloudy |
| December 26 | 10°F-12°C | 24°F-5°C | 1 mph2 km/h from Southeast | Mostly Cloudy | Mostly Cloudy |
| December 27 | 10°F-12°C | 24°F-4°C | 2 mph4 km/h from East | Mostly Cloudy | Cloudy |
| December 28 | 16°F-9°C | 29°F-2°C | 7 mph11 km/h from East | Cloudy | Snow |
| December 29 | 27°F-3°C | 38°F3°C | 7 mph11 km/h from East | Rain | Rain |
| December 30 | 32°F0°C | 36°F2°C | 6 mph10 km/h from East | Drizzle | Cloudy |
| December 31 | 30°F-1°C | 38°F3°C | 7 mph11 km/h from Southeast | Cloudy | Drizzle |
Yes
Low of 10°F-12°C, High of 24°F-5°CWind: 1 mph2 km/h
Precipitation: None