No
you don't need a jacket based on the weather in Grand Rapids, MI, USA 1 second ago
82°F28°C & Clear
Wind is 4 mph6 km/h from the Northeast, gusting to 7 mph11 km/h
| September 16 | ||||
| 4pm | 82°F28°C | 4 mph7 km/h East | Mostly Clear | |
| 5pm | 82°F28°C | 4 mph7 km/h East | Clear | |
| 6pm | 81°F27°C | 4 mph7 km/h East | Clear | |
| 7pm | 79°F26°C | 4 mph6 km/h East | Clear | |
| 8pm | 73°F23°C | 3 mph6 km/h Southeast | Mostly Clear | |
| 9pm | 70°F21°C | 1 mph2 km/h West | Mostly Clear | |
| 10pm | 67°F19°C | 3 mph4 km/h North | Clear | |
| 11pm | 65°F18°C | 3 mph5 km/h North | Mostly Clear | |
| September 17 | ||||
| 12am | 63°F17°C | 3 mph5 km/h Northeast | Clear | |
| 1am | 61°F16°C | 4 mph6 km/h East | Mostly Clear | |
| 2am | 60°F16°C | 4 mph6 km/h East | Mostly Clear | |
| 3am | 59°F15°C | 4 mph6 km/h East | Mostly Clear | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| September 16 | 56°F13°C | 82°F28°C | 3 mph4 km/h from East | Mostly Clear | Mostly Clear |
| September 17 | 55°F13°C | 84°F29°C | 3 mph5 km/h from Northwest | Mostly Clear | Mostly Clear |
| September 18 | 59°F15°C | 83°F28°C | 5 mph8 km/h from Northwest | Partly Cloudy | Mostly Clear |
| September 19 | 58°F15°C | 77°F25°C | 7 mph12 km/h from East | Partly Cloudy | Mostly Clear |
| September 20 | 53°F12°C | 77°F25°C | 9 mph14 km/h from Southeast | Partly Cloudy | Partly Cloudy |
| September 21 | 59°F15°C | 82°F28°C | 9 mph15 km/h from Southwest | Partly Cloudy | Rain |
| September 22 | 63°F17°C | 77°F25°C | 9 mph14 km/h from Southwest | Rain | Mostly Cloudy |
Yes
Low of 55°F13°C, High of 84°F29°CWind: 3 mph5 km/h
Precipitation: None