No
you don't need a jacket based on the weather in Lynnwood, WA, USA 1 second ago
69°F21°C & Mostly Clear
Wind is 4 mph6 km/h from the Southwest, gusting to 6 mph10 km/h
| September 11 | ||||
| 8pm | 69°F21°C | 3 mph6 km/h Southwest | Mostly Cloudy | |
| 9pm | 70°F21°C | 3 mph5 km/h Southwest | Mostly Clear | |
| 10pm | 68°F20°C | 3 mph4 km/h Southwest | Mostly Clear | |
| 11pm | 64°F18°C | 3 mph5 km/h East | Partly Cloudy | |
| September 12 | ||||
| 12am | 64°F18°C | 3 mph5 km/h East | Mostly Cloudy | |
| 1am | 62°F17°C | 3 mph5 km/h Northeast | Mostly Cloudy | |
| 2am | 60°F16°C | 3 mph4 km/h Northeast | Mostly Cloudy | |
| 3am | 59°F15°C | 3 mph4 km/h North | Partly Cloudy | |
| 4am | 58°F14°C | 2 mph4 km/h North | Mostly Cloudy | |
| 5am | 57°F14°C | 2 mph4 km/h North | Mostly Cloudy | |
| 6am | 57°F14°C | 3 mph4 km/h Northeast | Mostly Cloudy | |
| 7am | 57°F14°C | 3 mph4 km/h East | Mostly Cloudy | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| September 11 | 53°F12°C | 70°F21°C | 2 mph4 km/h from Southwest | Mostly Cloudy | Mostly Cloudy |
| September 12 | 56°F13°C | 71°F21°C | 3 mph4 km/h from Northwest | Partly Cloudy | Partly Cloudy |
| September 13 | 56°F13°C | 75°F24°C | 3 mph5 km/h from South | Partly Cloudy | Mostly Cloudy |
| September 14 | 57°F14°C | 67°F19°C | 5 mph7 km/h from Southwest | Drizzle | Drizzle |
| September 15 | 55°F13°C | 67°F20°C | 4 mph7 km/h from Northeast | Partly Cloudy | Mostly Clear |
| September 16 | 54°F12°C | 75°F24°C | 5 mph7 km/h from North | Mostly Clear | Mostly Clear |
| September 17 | 53°F12°C | 67°F19°C | 6 mph10 km/h from West | Mostly Clear | Partly Cloudy |
Yes
Low of 56°F14°C, High of 71°F22°CWind: 3 mph4 km/h
Precipitation: None