Yes
you do need a jacket based on the weather in Ypsilanti, MI, USA 1 second ago
Why? Because it's cool enough your breath is visible, but your nose isn’t red yet!
49°F9°C & Clear
Wind is 2 mph4 km/h from the North, gusting to 3 mph5 km/h
| September 9 | ||||
| 4am | 48°F9°C | 2 mph3 km/h Northeast | Clear | |
| 5am | 48°F9°C | 4 mph6 km/h Northeast | Clear | |
| 6am | 47°F8°C | 2 mph4 km/h North | Mostly Clear | |
| 7am | 47°F8°C | 2 mph3 km/h Northeast | Mostly Clear | |
| 8am | 48°F9°C | 2 mph4 km/h Northeast | Mostly Cloudy | |
| 9am | 54°F12°C | 2 mph3 km/h Southeast | Mostly Clear | |
| 10am | 61°F16°C | 5 mph7 km/h South | Partly Cloudy | |
| 11am | 66°F19°C | 6 mph9 km/h South | Mostly Clear | |
| 12pm | 70°F21°C | 7 mph11 km/h South | Clear | |
| 1pm | 72°F22°C | 8 mph12 km/h South | Mostly Clear | |
| 2pm | 74°F23°C | 7 mph12 km/h South | Mostly Clear | |
| 3pm | 75°F24°C | 7 mph11 km/h South | Mostly Clear | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| September 9 | 47°F8°C | 75°F24°C | 6 mph9 km/h from South | Partly Cloudy | Mostly Cloudy |
| September 10 | 54°F12°C | 78°F26°C | 2 mph4 km/h from South | Partly Cloudy | Mostly Clear |
| September 11 | 54°F12°C | 78°F26°C | 4 mph6 km/h from Northeast | Mostly Clear | Clear |
| September 12 | 55°F13°C | 79°F26°C | 3 mph5 km/h from Southeast | Mostly Clear | Partly Cloudy |
| September 13 | 57°F14°C | 80°F27°C | 6 mph9 km/h from Southwest | Mostly Cloudy | Partly Cloudy |
| September 14 | 62°F16°C | 77°F25°C | 6 mph10 km/h from North | Partly Cloudy | Mostly Clear |
| September 15 | 52°F11°C | 78°F25°C | 6 mph9 km/h from Northeast | Mostly Clear | Mostly Clear |
Yes
Low of 54°F12°C, High of 78°F26°CWind: 2 mph4 km/h
Precipitation: None