Yes
you do need a jacket based on the weather in Washington (Northwest Washington), District of Columbia, United States 1 second ago
Why? Because it's cool enough your breath is visible, but your nose isn’t red yet!
45°F7°C & Partly Cloudy
Wind is 3 mph5 km/h from the South, gusting to 9 mph14 km/h
| April 18 | ||||
| 5am | 44°F7°C | 4 mph6 km/h South | Mostly Clear | |
| 6am | 44°F6°C | 4 mph6 km/h South | Mostly Clear | |
| 7am | 44°F7°C | 4 mph6 km/h South | Clear | |
| 8am | 48°F9°C | 6 mph9 km/h South | Clear | |
| 9am | 53°F12°C | 8 mph12 km/h South | Partly Cloudy | |
| 10am | 59°F15°C | 9 mph14 km/h South | Mostly Clear | |
| 11am | 64°F18°C | 10 mph16 km/h South | Partly Cloudy | |
| 12pm | 68°F20°C | 11 mph17 km/h South | Mostly Cloudy | |
| 1pm | 71°F22°C | 12 mph20 km/h South | Mostly Cloudy | |
| 2pm | 74°F23°C | 14 mph22 km/h South | Mostly Cloudy | |
| 3pm | 76°F24°C | 15 mph23 km/h South | Partly Cloudy | |
| 4pm | 77°F25°C | 15 mph24 km/h South | Partly Cloudy | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| April 18 | 44°F6°C | 77°F25°C | 11 mph18 km/h from South | Partly Cloudy | Mostly Cloudy |
| April 19 | 64°F18°C | 83°F28°C | 12 mph19 km/h from Southwest | Mostly Cloudy | Mostly Cloudy |
| April 20 | 62°F17°C | 75°F24°C | 7 mph11 km/h from North | Mostly Cloudy | Mostly Cloudy |
| April 21 | 55°F13°C | 75°F24°C | 8 mph13 km/h from Southeast | Cloudy | Drizzle |
| April 22 | 62°F17°C | 77°F25°C | 8 mph14 km/h from Northwest | Mostly Cloudy | Mostly Cloudy |
| April 23 | 53°F12°C | 73°F23°C | 3 mph6 km/h from East | Mostly Cloudy | Mostly Clear |
| April 24 | 55°F13°C | 77°F25°C | 6 mph10 km/h from South | Partly Cloudy | Partly Cloudy |
No
Low of 64°F18°C, High of 83°F29°CWind: 12 mph19 km/h
Precipitation: None