No
you don't need a jacket based on the weather in Washington (Northwest Washington), District of Columbia, United States 4 minutes ago
67°F19°C & Clear
Wind is 3 mph5 km/h from the East, gusting to 8 mph13 km/h
| September 2 | ||||
| 10pm | 66°F19°C | 2 mph4 km/h East | Clear | |
| 11pm | 64°F18°C | 2 mph3 km/h North | Clear | |
| September 3 | ||||
| 12am | 63°F17°C | 2 mph4 km/h Northeast | Clear | |
| 1am | 62°F17°C | 2 mph4 km/h North | Clear | |
| 2am | 61°F16°C | 2 mph3 km/h North | Clear | |
| 3am | 60°F15°C | 2 mph3 km/h Northeast | Clear | |
| 4am | 59°F15°C | 2 mph2 km/h Northwest | Clear | |
| 5am | 59°F15°C | 2 mph3 km/h Northwest | Clear | |
| 6am | 58°F14°C | 2 mph3 km/h North | Clear | |
| 7am | 58°F14°C | 1 mph2 km/h North | Mostly Clear | |
| 8am | 61°F16°C | 1 mph2 km/h North | Mostly Clear | |
| 9am | 66°F19°C | 1 mph2 km/h Southwest | Mostly Clear | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| September 2 | 59°F15°C | 78°F26°C | 3 mph5 km/h from Northeast | Mostly Clear | Clear |
| September 3 | 58°F14°C | 81°F27°C | 3 mph5 km/h from South | Mostly Clear | Mostly Clear |
| September 4 | 63°F17°C | 85°F29°C | 10 mph15 km/h from South | Mostly Clear | Drizzle |
| September 5 | 67°F19°C | 87°F31°C | 8 mph12 km/h from Southwest | Mostly Clear | Clear |
| September 6 | 68°F20°C | 86°F30°C | 7 mph11 km/h from West | Partly Cloudy | Drizzle |
| September 7 | 62°F16°C | 76°F24°C | 4 mph7 km/h from North | Partly Cloudy | Partly Cloudy |
| September 8 | 57°F14°C | 76°F24°C | 4 mph6 km/h from North | Mostly Clear | Mostly Clear |
Yes
Low of 58°F15°C, High of 81°F27°CWind: 3 mph5 km/h
Precipitation: None