Yes
you do need a jacket based on the weather in Ottawa, ON, Canada 59 seconds ago
Why? Because it's cool enough your breath is visible, but your nose isn’t red yet!
43°F6°C & Cloudy
Wind is 6 mph9 km/h from the Northwest, gusting to 12 mph19 km/h
| October 25 | ||||
| 3pm | 44°F7°C | 7 mph11 km/h Northwest | Partly Cloudy | |
| 4pm | 45°F7°C | 6 mph10 km/h Northwest | Cloudy | |
| 5pm | 46°F8°C | 7 mph11 km/h Northwest | Cloudy | |
| 6pm | 47°F8°C | 8 mph12 km/h Northwest | Cloudy | |
| 7pm | 47°F8°C | 6 mph10 km/h Northwest | Mostly Cloudy | |
| 8pm | 46°F8°C | 6 mph10 km/h Northwest | Cloudy | |
| 9pm | 46°F8°C | 5 mph8 km/h Northwest | Cloudy | |
| 10pm | 44°F7°C | 4 mph7 km/h Northwest | Cloudy | |
| 11pm | 43°F6°C | 4 mph6 km/h Northwest | Mostly Cloudy | |
| October 26 | ||||
| 12am | 42°F6°C | 3 mph5 km/h Northwest | Mostly Cloudy | |
| 1am | 41°F5°C | 3 mph6 km/h Northwest | Partly Cloudy | |
| 2am | 40°F4°C | 3 mph5 km/h Northwest | Partly Cloudy | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| October 25 | 37°F3°C | 47°F8°C | 5 mph9 km/h from Northwest | Mostly Cloudy | Partly Cloudy |
| October 26 | 35°F2°C | 49°F9°C | 4 mph7 km/h from North | Partly Cloudy | Mostly Cloudy |
| October 27 | 37°F3°C | 51°F11°C | 4 mph6 km/h from Northeast | Partly Cloudy | Partly Cloudy |
| October 28 | 36°F2°C | 51°F11°C | 5 mph9 km/h from East | Mostly Clear | Mostly Clear |
| October 29 | 35°F2°C | 51°F11°C | 6 mph9 km/h from East | Partly Cloudy | Mostly Cloudy |
| October 30 | 40°F4°C | 48°F9°C | 9 mph15 km/h from Northeast | Rain | Rain |
| October 31 | 42°F6°C | 50°F10°C | 10 mph16 km/h from West | Drizzle | Mostly Cloudy |
Yes
Low of 36°F2°C, High of 48°F9°CWind: 4 mph7 km/h
Precipitation: None