No
you don't need a jacket based on the weather in Bellevue, WA, USA 1 minute ago
83°F28°C & Clear
Wind is 6 mph10 km/h from the Southeast, gusting to 15 mph24 km/h
| September 16 | ||||
| 4pm | 84°F29°C | 9 mph14 km/h Southeast | Clear | |
| 5pm | 86°F30°C | 10 mph16 km/h Southeast | Clear | |
| 6pm | 88°F31°C | 9 mph14 km/h Southeast | Clear | |
| 7pm | 88°F31°C | 8 mph13 km/h Southeast | Clear | |
| 8pm | 88°F31°C | 8 mph12 km/h Southeast | Clear | |
| 9pm | 86°F30°C | 7 mph11 km/h Southeast | Clear | |
| 10pm | 81°F27°C | 4 mph6 km/h East | Clear | |
| 11pm | 76°F24°C | 5 mph8 km/h East | Clear | |
| September 17 | ||||
| 12am | 73°F23°C | 5 mph9 km/h Southeast | Clear | |
| 1am | 71°F22°C | 5 mph8 km/h Southeast | Clear | |
| 2am | 70°F21°C | 4 mph7 km/h Southeast | Clear | |
| 3am | 67°F20°C | 4 mph7 km/h Southeast | Clear | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| September 16 | 54°F12°C | 88°F31°C | 5 mph9 km/h from Southeast | Clear | Clear |
| September 17 | 58°F14°C | 76°F24°C | 5 mph8 km/h from Northwest | Clear | Mostly Clear |
| September 18 | 55°F13°C | 70°F21°C | 6 mph9 km/h from North | Partly Cloudy | Mostly Clear |
| September 19 | 54°F12°C | 74°F23°C | 3 mph5 km/h from Northwest | Clear | Clear |
| September 20 | 54°F12°C | 71°F21°C | 5 mph8 km/h from Southwest | Partly Cloudy | Rain |
| September 21 | 57°F14°C | 71°F21°C | 6 mph10 km/h from Southwest | Drizzle | Partly Cloudy |
| September 22 | 55°F13°C | 72°F22°C | 4 mph7 km/h from South | Partly Cloudy | Mostly Cloudy |
Yes
Low of 57°F14°C, High of 76°F25°CWind: 5 mph8 km/h
Precipitation: None