Yes
you do need a jacket based on the weather in Ottawa, ON, Canada 1 second ago
Why? Because it's bitterly cold.
43°F6°C & Mostly Cloudy
Wind is 12 mph20 km/h from the E, gusting to 31 mph50 km/h
| April 18 | ||||
| 3am | 43°F6°C | 13 mph21 km/h E | Mostly Cloudy | |
| 4am | 42°F6°C | 14 mph22 km/h E | Cloudy | |
| 5am | 41°F5°C | 14 mph22 km/h E | Cloudy | |
| 6am | 41°F5°C | 14 mph22 km/h E | Cloudy | |
| 7am | 40°F4°C | 13 mph21 km/h E | Cloudy | |
| 8am | 40°F5°C | 13 mph21 km/h E | Drizzle | |
| 9am | 41°F5°C | 13 mph21 km/h E | Rain | |
| 10am | 42°F5°C | 12 mph20 km/h E | Rain | |
| 11am | 43°F6°C | 12 mph19 km/h E | Rain | |
| 12pm | 45°F7°C | 12 mph19 km/h E | Rain | |
| 1pm | 47°F9°C | 11 mph17 km/h E | Rain | |
| 2pm | 49°F9°C | 10 mph16 km/h E | Rain | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| April 18 | 40°F4°C | 52°F11°C | 10 mph16 km/h from E | Rain | Drizzle |
| April 19 | 45°F7°C | 57°F14°C | 9 mph15 km/h from S | Drizzle | Mostly Clear |
| April 20 | 37°F3°C | 50°F10°C | 11 mph18 km/h from W | Mostly Cloudy | Mostly Clear |
| April 21 | 34°F1°C | 52°F11°C | 9 mph14 km/h from W | Mostly Cloudy | Mostly Clear |
| April 22 | 35°F2°C | 58°F14°C | 7 mph11 km/h from W | Partly Cloudy | Partly Cloudy |
| April 23 | 37°F3°C | 59°F15°C | 5 mph8 km/h from S | Mostly Cloudy | Drizzle |
| April 24 | 37°F3°C | 50°F10°C | 8 mph14 km/h from N | Partly Cloudy | Partly Cloudy |
Yes
Low of 45°F7°C, High of 56°F14°CWind: 9 mph15 km/h
Precipitation: 61% rain