No
you don't need a jacket based on the weather in Grand Rapids, MI, USA 1 second ago
70°F21°C & Cloudy
Wind is 6 mph10 km/h from the Southeast, gusting to 15 mph24 km/h
| May 12 | ||||
| 10pm | 69°F21°C | 7 mph11 km/h Southeast | Cloudy | |
| 11pm | 67°F20°C | 7 mph11 km/h Southeast | Cloudy | |
| May 13 | ||||
| 12am | 66°F19°C | 8 mph12 km/h Southeast | Cloudy | |
| 1am | 65°F19°C | 7 mph12 km/h Southeast | Cloudy | |
| 2am | 64°F18°C | 8 mph12 km/h Southeast | Cloudy | |
| 3am | 64°F18°C | 6 mph10 km/h Southeast | Cloudy | |
| 4am | 63°F17°C | 6 mph9 km/h Southeast | Drizzle | |
| 5am | 62°F17°C | 6 mph10 km/h East | Cloudy | |
| 6am | 62°F17°C | 6 mph10 km/h East | Cloudy | |
| 7am | 62°F17°C | 6 mph10 km/h East | Cloudy | |
| 8am | 63°F17°C | 7 mph11 km/h East | Cloudy | |
| 9am | 64°F18°C | 8 mph13 km/h East | Cloudy | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| May 12 | 47°F8°C | 83°F28°C | 4 mph7 km/h from Southeast | Mostly Clear | Drizzle |
| May 13 | 62°F17°C | 74°F23°C | 7 mph12 km/h from East | Drizzle | Drizzle |
| May 14 | 61°F16°C | 73°F23°C | 4 mph7 km/h from Southeast | Rain | Drizzle |
| May 15 | 60°F15°C | 83°F28°C | 9 mph15 km/h from South | Partly Cloudy | Thunderstorms |
| May 16 | 58°F14°C | 79°F26°C | 13 mph20 km/h from Southwest | Mostly Clear | Partly Cloudy |
| May 17 | 56°F13°C | 67°F20°C | 14 mph22 km/h from West | Partly Cloudy | Partly Cloudy |
| May 18 | 52°F11°C | 67°F19°C | 10 mph16 km/h from Northwest | Partly Cloudy | Mostly Clear |
No
Low of 63°F17°C, High of 74°F24°CWind: 7 mph12 km/h
Precipitation: 53% rain