Yes
you do need a jacket based on the weather in Ottawa (Orléans), Ontario, Canada 1 second ago
Why? Because it's quite chilly.
37°F3°C & Partly Cloudy
Wind is 5 mph8 km/h from the S, gusting to 17 mph28 km/h
| April 23 | ||||
| 7am | 39°F4°C | 6 mph9 km/h S | Partly Cloudy | |
| 8am | 44°F7°C | 9 mph14 km/h SW | Partly Cloudy | |
| 9am | 48°F9°C | 12 mph20 km/h SW | Partly Cloudy | |
| 10am | 53°F12°C | 14 mph22 km/h SW | Mostly Cloudy | |
| 11am | 56°F13°C | 14 mph23 km/h SW | Mostly Cloudy | |
| 12pm | 58°F14°C | 15 mph24 km/h SW | Mostly Cloudy | |
| 1pm | 60°F16°C | 16 mph25 km/h SW | Windy | |
| 2pm | 62°F17°C | 16 mph25 km/h SW | Windy | |
| 3pm | 62°F17°C | 16 mph25 km/h SW | Windy | |
| 4pm | 63°F17°C | 16 mph26 km/h SW | Windy | |
| 5pm | 61°F16°C | 16 mph26 km/h SW | Windy | |
| 6pm | 59°F15°C | 14 mph22 km/h SW | Cloudy | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| April 23 | 36°F2°C | 63°F17°C | 14 mph22 km/h from SW | Mostly Cloudy | Rain |
| April 24 | 30°F-1°C | 49°F9°C | 13 mph21 km/h from N | Drizzle | Clear |
| April 25 | 25°F-4°C | 51°F10°C | 4 mph7 km/h from W | Clear | Clear |
| April 26 | 30°F-1°C | 61°F16°C | 4 mph6 km/h from S | Clear | Mostly Clear |
| April 27 | 36°F2°C | 65°F19°C | 8 mph13 km/h from S | Rain | Thunderstorms |
| April 28 | 51°F10°C | 72°F22°C | 7 mph11 km/h from SW | Drizzle | Cloudy |
| April 29 | 52°F11°C | 67°F20°C | 8 mph12 km/h from SE | Cloudy | Drizzle |
Yes
Low of 30°F-1°C, High of 49°F10°CWind: 13 mph21 km/h
Precipitation: 55% rain