Yes
you do need a jacket based on the weather in Washington, DC, USA 27 minutes ago
Why? Because it's not very warm out!
56°F13°C & Clear
Wind is 2 mph4 km/h from the North, gusting to 8 mph13 km/h
| September 1 | ||||
| 5am | 55°F13°C | 2 mph4 km/h North | Clear | |
| 6am | 55°F13°C | 4 mph6 km/h North | Clear | |
| 7am | 55°F13°C | 3 mph6 km/h North | Clear | |
| 8am | 59°F15°C | 4 mph6 km/h North | Clear | |
| 9am | 65°F18°C | 4 mph6 km/h Northeast | Clear | |
| 10am | 70°F21°C | 5 mph8 km/h Northeast | Clear | |
| 11am | 74°F23°C | 7 mph12 km/h Northeast | Mostly Clear | |
| 12pm | 76°F24°C | 9 mph14 km/h Northeast | Mostly Clear | |
| 1pm | 77°F25°C | 10 mph15 km/h Northeast | Mostly Clear | |
| 2pm | 78°F26°C | 10 mph16 km/h East | Mostly Clear | |
| 3pm | 79°F26°C | 9 mph15 km/h East | Mostly Clear | |
| 4pm | 78°F26°C | 9 mph14 km/h East | Partly Cloudy | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| September 1 | 55°F13°C | 79°F26°C | 7 mph12 km/h from Northeast | Mostly Clear | Mostly Clear |
| September 2 | 58°F15°C | 77°F25°C | 5 mph8 km/h from Northeast | Mostly Clear | Clear |
| September 3 | 59°F15°C | 81°F27°C | 4 mph6 km/h from South | Mostly Clear | Mostly Clear |
| September 4 | 64°F18°C | 84°F29°C | 9 mph14 km/h from South | Mostly Clear | Rain |
| September 5 | 68°F20°C | 87°F30°C | 7 mph11 km/h from Southwest | Mostly Clear | Mostly Clear |
| September 6 | 67°F20°C | 84°F29°C | 7 mph12 km/h from West | Mostly Clear | Mostly Clear |
| September 7 | 60°F15°C | 75°F24°C | 6 mph10 km/h from North | Mostly Clear | Mostly Clear |
Yes
Low of 58°F15°C, High of 77°F25°CWind: 5 mph8 km/h
Precipitation: None