No
you don't need a jacket based on the weather in Oshawa, ON, Canada 1 second ago
63°F17°C & Mostly Clear
Wind is 7 mph11 km/h from the Northwest, gusting to 13 mph21 km/h
| July 4 | ||||
| 12am | 62°F17°C | 7 mph11 km/h North | Mostly Clear | |
| 1am | 61°F16°C | 7 mph11 km/h North | Clear | |
| 2am | 59°F15°C | 6 mph10 km/h North | Clear | |
| 3am | 58°F14°C | 6 mph9 km/h North | Clear | |
| 4am | 57°F14°C | 6 mph10 km/h North | Clear | |
| 5am | 57°F14°C | 6 mph9 km/h North | Clear | |
| 6am | 57°F14°C | 6 mph9 km/h North | Clear | |
| 7am | 60°F15°C | 5 mph8 km/h North | Mostly Clear | |
| 8am | 64°F18°C | 4 mph7 km/h North | Mostly Clear | |
| 9am | 67°F20°C | 4 mph6 km/h North | Clear | |
| 10am | 70°F21°C | 3 mph5 km/h Southwest | Mostly Clear | |
| 11am | 72°F22°C | 4 mph7 km/h Southwest | Mostly Clear | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| July 3 | 62°F17°C | 79°F26°C | 14 mph22 km/h from Northwest | Mostly Clear | Clear |
| July 4 | 56°F14°C | 76°F25°C | 6 mph10 km/h from Southwest | Mostly Clear | Partly Cloudy |
| July 5 | 61°F16°C | 83°F28°C | 6 mph10 km/h from South | Partly Cloudy | Mostly Clear |
| July 6 | 69°F21°C | 86°F30°C | 11 mph18 km/h from Southwest | Mostly Clear | Drizzle |
| July 7 | 66°F19°C | 80°F27°C | 6 mph10 km/h from Northwest | Drizzle | Drizzle |
| July 8 | 62°F17°C | 79°F26°C | 5 mph9 km/h from West | Mostly Clear | Partly Cloudy |
| July 9 | 63°F17°C | 76°F25°C | 5 mph8 km/h from Southeast | Drizzle | Drizzle |
Yes
Low of 56°F14°C, High of 76°F25°CWind: 6 mph10 km/h
Precipitation: None