Yes
you do need a jacket based on the weather in Ypsilanti, MI, USA 1 second ago
Why? Because it's not very warm out!
53°F12°C & Mostly Clear
Wind is 6 mph10 km/h from the Southwest, gusting to 15 mph24 km/h
| August 28 | ||||
| 6am | 54°F12°C | 7 mph11 km/h Southwest | Mostly Cloudy | |
| 7am | 54°F12°C | 6 mph10 km/h Southwest | Cloudy | |
| 8am | 56°F13°C | 6 mph10 km/h Southwest | Cloudy | |
| 9am | 60°F16°C | 8 mph13 km/h West | Cloudy | |
| 10am | 64°F18°C | 9 mph14 km/h West | Cloudy | |
| 11am | 66°F19°C | 10 mph15 km/h West | Cloudy | |
| 12pm | 67°F20°C | 10 mph15 km/h West | Cloudy | |
| 1pm | 69°F20°C | 10 mph15 km/h West | Drizzle | |
| 2pm | 70°F21°C | 10 mph16 km/h West | Drizzle | |
| 3pm | 70°F21°C | 8 mph13 km/h West | Drizzle | |
| 4pm | 70°F21°C | 9 mph14 km/h West | Drizzle | |
| 5pm | 71°F22°C | 9 mph14 km/h West | Partly Cloudy | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| August 28 | 53°F12°C | 71°F22°C | 8 mph14 km/h from West | Drizzle | Partly Cloudy |
| August 29 | 49°F9°C | 68°F20°C | 7 mph10 km/h from North | Partly Cloudy | Clear |
| August 30 | 47°F9°C | 72°F22°C | 2 mph4 km/h from Northwest | Clear | Mostly Clear |
| August 31 | 50°F10°C | 76°F24°C | 3 mph5 km/h from Northeast | Clear | Clear |
| September 1 | 52°F11°C | 77°F25°C | 5 mph8 km/h from East | Mostly Clear | Mostly Clear |
| September 2 | 56°F13°C | 78°F25°C | 5 mph8 km/h from Southeast | Mostly Clear | Mostly Clear |
| September 3 | 58°F14°C | 78°F25°C | 7 mph11 km/h from South | Partly Cloudy | Mostly Cloudy |
Yes
Low of 49°F10°C, High of 68°F20°CWind: 7 mph10 km/h
Precipitation: None