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. Pleasantly cool, but cool.
55°F13°C & Cloudy
Wind is 2 mph4 km/h from the S, gusting to 6 mph10 km/h
| April 20 | ||||
| 3am | 55°F13°C | 3 mph4 km/h S | Cloudy | |
| 4am | 55°F13°C | 2 mph3 km/h SW | Cloudy | |
| 5am | 54°F12°C | 3 mph4 km/h W | Cloudy | |
| 6am | 54°F12°C | 4 mph6 km/h NW | Cloudy | |
| 7am | 54°F12°C | 5 mph8 km/h NW | Drizzle | |
| 8am | 53°F12°C | 6 mph9 km/h NW | Cloudy | |
| 9am | 53°F12°C | 6 mph9 km/h NW | Cloudy | |
| 10am | 54°F12°C | 6 mph10 km/h NW | Cloudy | |
| 11am | 56°F13°C | 7 mph11 km/h NW | Mostly Cloudy | |
| 12pm | 59°F15°C | 8 mph12 km/h NW | Mostly Cloudy | |
| 1pm | 63°F17°C | 8 mph13 km/h NW | Mostly Clear | |
| 2pm | 67°F19°C | 10 mph15 km/h NW | Clear | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| April 20 | 51°F11°C | 70°F21°C | 9 mph14 km/h from NW | Drizzle | Partly Cloudy |
| April 21 | 42°F5°C | 57°F14°C | 5 mph9 km/h from NW | Cloudy | Partly Cloudy |
| April 22 | 41°F5°C | 64°F18°C | 7 mph11 km/h from NW | Mostly Clear | Clear |
| April 23 | 43°F6°C | 71°F21°C | 8 mph13 km/h from S | Mostly Clear | Mostly Cloudy |
| April 24 | 52°F11°C | 70°F21°C | 10 mph16 km/h from W | Drizzle | Clear |
| April 25 | 44°F7°C | 63°F17°C | 7 mph11 km/h from NW | Mostly Clear | Clear |
| April 26 | 43°F6°C | 63°F17°C | 5 mph8 km/h from E | Mostly Clear | Mostly Cloudy |
Yes
Low of 42°F6°C, High of 57°F14°CWind: 5 mph9 km/h
Precipitation: None