No
you don't need a jacket based on the weather in Ottawa, ON, Canada 2 minutes ago
71°F22°C & Clear
Wind is 2 mph4 km/h from the East, gusting to 6 mph10 km/h
| June 15 | ||||
| 1pm | 73°F23°C | 3 mph5 km/h East | Mostly Clear | |
| 2pm | 74°F24°C | 3 mph5 km/h Northeast | Mostly Clear | |
| 3pm | 75°F24°C | 4 mph7 km/h North | Clear | |
| 4pm | 76°F24°C | 2 mph4 km/h North | Clear | |
| 5pm | 75°F24°C | 3 mph5 km/h North | Clear | |
| 6pm | 75°F24°C | 3 mph5 km/h North | Mostly Clear | |
| 7pm | 73°F23°C | 3 mph4 km/h North | Mostly Clear | |
| 8pm | 71°F22°C | 2 mph4 km/h Northeast | Clear | |
| 9pm | 67°F20°C | 2 mph4 km/h East | Clear | |
| 10pm | 64°F18°C | 3 mph4 km/h East | Clear | |
| 11pm | 62°F16°C | 3 mph4 km/h Northeast | Clear | |
| June 16 | ||||
| 12am | 59°F15°C | 1 mph2 km/h North | Clear | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| June 15 | 49°F9°C | 76°F24°C | 3 mph4 km/h from Northeast | Clear | Clear |
| June 16 | 53°F12°C | 79°F26°C | 3 mph5 km/h from South | Mostly Clear | Mostly Clear |
| June 17 | 61°F16°C | 78°F25°C | 10 mph15 km/h from South | Mostly Cloudy | Mostly Cloudy |
| June 18 | 65°F18°C | 81°F27°C | 6 mph10 km/h from West | Mostly Cloudy | Rain |
| June 19 | 61°F16°C | 76°F25°C | 10 mph16 km/h from West | Rain | Rain |
| June 20 | 58°F14°C | 75°F24°C | 6 mph10 km/h from Northwest | Mostly Clear | Mostly Cloudy |
| June 21 | 62°F17°C | 77°F25°C | 7 mph11 km/h from South | Mostly Cloudy | Mostly Cloudy |
Yes
Low of 53°F12°C, High of 79°F26°CWind: 3 mph5 km/h
Precipitation: None