No
you don't need a jacket based on the weather in Arlington, WA, USA 1 second ago
71°F22°C & Cloudy
Wind is 2 mph4 km/h from the Southwest, gusting to 7 mph12 km/h
| August 18 | ||||
| 9pm | 71°F21°C | 2 mph4 km/h Southwest | Cloudy | |
| 10pm | 69°F21°C | 1 mph2 km/h East | Cloudy | |
| 11pm | 67°F19°C | 2 mph3 km/h North | Cloudy | |
| August 19 | ||||
| 12am | 65°F18°C | 2 mph4 km/h North | Cloudy | |
| 1am | 64°F18°C | 2 mph3 km/h West | Cloudy | |
| 2am | 62°F17°C | 2 mph4 km/h South | Cloudy | |
| 3am | 61°F16°C | 2 mph4 km/h South | Cloudy | |
| 4am | 59°F15°C | 2 mph3 km/h Southeast | Cloudy | |
| 5am | 58°F15°C | 2 mph3 km/h Southeast | Mostly Cloudy | |
| 6am | 58°F14°C | 2 mph4 km/h Southeast | Cloudy | |
| 7am | 57°F14°C | 2 mph4 km/h Southeast | Mostly Cloudy | |
| 8am | 57°F14°C | 2 mph4 km/h Southeast | Mostly Cloudy | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| August 18 | 55°F13°C | 75°F24°C | 2 mph4 km/h from Southwest | Mostly Cloudy | Cloudy |
| August 19 | 57°F14°C | 73°F23°C | 3 mph4 km/h from Southwest | Cloudy | Mostly Cloudy |
| August 20 | 55°F13°C | 73°F23°C | 4 mph6 km/h from West | Mostly Clear | Mostly Clear |
| August 21 | 50°F10°C | 77°F25°C | 4 mph7 km/h from Northwest | Mostly Clear | Clear |
| August 22 | 53°F12°C | 84°F29°C | 4 mph6 km/h from Northwest | Clear | Clear |
| August 23 | 56°F14°C | 84°F29°C | 4 mph6 km/h from West | Clear | Clear |
| August 24 | 58°F14°C | 82°F28°C | 4 mph6 km/h from West | Clear | Clear |
Yes
Low of 56°F14°C, High of 73°F23°CWind: 3 mph4 km/h
Precipitation: None