No
you don't need a jacket based on the weather in Arlington, WA, USA 1 second ago
62°F17°C & Clear
Wind is 3 mph5 km/h from the West, gusting to 6 mph9 km/h
| September 11 | ||||
| 11pm | 61°F16°C | 4 mph6 km/h West | Clear | |
| September 12 | ||||
| 12am | 59°F15°C | 3 mph5 km/h Northwest | Mostly Clear | |
| 1am | 57°F14°C | 2 mph3 km/h East | Mostly Clear | |
| 2am | 58°F14°C | 2 mph4 km/h Southeast | Mostly Cloudy | |
| 3am | 58°F14°C | 2 mph3 km/h West | Cloudy | |
| 4am | 58°F14°C | 3 mph4 km/h West | Cloudy | |
| 5am | 58°F14°C | 3 mph5 km/h West | Cloudy | |
| 6am | 57°F14°C | 2 mph4 km/h West | Cloudy | |
| 7am | 57°F14°C | 2 mph3 km/h North | Cloudy | |
| 8am | 57°F14°C | 2 mph3 km/h Northeast | Mostly Cloudy | |
| 9am | 57°F14°C | 1 mph2 km/h Northeast | Mostly Cloudy | |
| 10am | 57°F14°C | 1 mph2 km/h North | Mostly Cloudy | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| September 11 | 52°F11°C | 71°F22°C | 2 mph3 km/h from West | Mostly Cloudy | Mostly Cloudy |
| September 12 | 57°F14°C | 71°F22°C | 3 mph5 km/h from West | Mostly Cloudy | Partly Cloudy |
| September 13 | 54°F12°C | 76°F25°C | 3 mph4 km/h from South | Mostly Clear | Mostly Cloudy |
| September 14 | 56°F13°C | 66°F19°C | 3 mph5 km/h from Southwest | Drizzle | Drizzle |
| September 15 | 54°F12°C | 68°F20°C | 3 mph5 km/h from West | Partly Cloudy | Mostly Clear |
| September 16 | 52°F11°C | 78°F26°C | 3 mph5 km/h from West | Mostly Clear | Mostly Clear |
| September 17 | 52°F11°C | 68°F20°C | 6 mph9 km/h from West | Partly Cloudy | Drizzle |
Yes
Low of 57°F14°C, High of 71°F22°CWind: 3 mph5 km/h
Precipitation: None