Yes
you do need a jacket based on the weather in Washington (Southwest Washington), District of Columbia, United States 1 second ago
Why? Because it's so windy, your hat will probably launch into orbit!
62°F17°C & Cloudy
Wind is 12 mph19 km/h from the Northeast, gusting to 30 mph49 km/h
| September 17 | ||||
| 7am | 62°F17°C | 12 mph19 km/h Northeast | Cloudy | |
| 8am | 62°F17°C | 11 mph17 km/h Northeast | Drizzle | |
| 9am | 64°F18°C | 11 mph17 km/h Northeast | Drizzle | |
| 10am | 65°F18°C | 9 mph15 km/h Northeast | Drizzle | |
| 11am | 66°F19°C | 10 mph17 km/h Northeast | Drizzle | |
| 12pm | 67°F20°C | 8 mph14 km/h Northeast | Drizzle | |
| 1pm | 69°F20°C | 8 mph14 km/h Northeast | Rain | |
| 2pm | 69°F21°C | 9 mph14 km/h North | Drizzle | |
| 3pm | 70°F21°C | 9 mph14 km/h North | Drizzle | |
| 4pm | 70°F21°C | 9 mph14 km/h North | Drizzle | |
| 5pm | 70°F21°C | 8 mph13 km/h North | Cloudy | |
| 6pm | 69°F21°C | 8 mph13 km/h North | Cloudy | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| September 17 | 61°F16°C | 70°F21°C | 9 mph15 km/h from North | Rain | Cloudy |
| September 18 | 64°F18°C | 81°F27°C | 4 mph6 km/h from Northwest | Partly Cloudy | Clear |
| September 19 | 64°F18°C | 85°F30°C | 4 mph7 km/h from Northwest | Clear | Mostly Clear |
| September 20 | 62°F17°C | 77°F25°C | 6 mph10 km/h from Northeast | Mostly Clear | Partly Cloudy |
| September 21 | 61°F16°C | 76°F24°C | 6 mph9 km/h from Southeast | Mostly Cloudy | Partly Cloudy |
| September 22 | 62°F17°C | 79°F26°C | 5 mph8 km/h from Southeast | Partly Cloudy | Partly Cloudy |
| September 23 | 64°F18°C | 81°F27°C | 4 mph6 km/h from South | Mostly Cloudy | Partly Cloudy |
No
Low of 64°F18°C, High of 81°F27°CWind: 4 mph6 km/h
Precipitation: None