Yes
you do need a jacket based on the weather in Chantilly, VA, USA 1 second ago
Why? Because just cool enough for a jacket, but not warm enough to ditch it!
56°F14°C & Mostly Cloudy
Wind is 4 mph6 km/h from the Northwest, gusting to 8 mph13 km/h
| November 1 | ||||
| 11pm | 54°F12°C | 4 mph7 km/h Northwest | Mostly Cloudy | |
| November 2 | ||||
| 12am | 52°F11°C | 4 mph7 km/h Northwest | Mostly Cloudy | |
| 1am | 50°F10°C | 4 mph6 km/h Northwest | Cloudy | |
| 2am | 49°F9°C | 3 mph5 km/h Northwest | Mostly Cloudy | |
| 3am | 48°F9°C | 3 mph5 km/h Northwest | Mostly Cloudy | |
| 4am | 47°F9°C | 2 mph4 km/h Northwest | Mostly Cloudy | |
| 5am | 46°F8°C | 2 mph4 km/h Northwest | Mostly Cloudy | |
| 6am | 46°F8°C | 2 mph3 km/h Northwest | Cloudy | |
| 7am | 45°F7°C | 2 mph3 km/h North | Cloudy | |
| 8am | 45°F7°C | 2 mph3 km/h North | Mostly Cloudy | |
| 9am | 44°F7°C | 2 mph3 km/h North | Mostly Cloudy | |
| 10am | 44°F6°C | 2 mph3 km/h North | Mostly Cloudy | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| November 1 | 40°F4°C | 63°F17°C | 4 mph7 km/h from West | Mostly Clear | Mostly Cloudy |
| November 2 | 43°F6°C | 63°F17°C | 3 mph6 km/h from Southeast | Partly Cloudy | Mostly Cloudy |
| November 3 | 43°F6°C | 63°F17°C | 3 mph5 km/h from West | Partly Cloudy | Clear |
| November 4 | 41°F5°C | 60°F16°C | 8 mph12 km/h from Northwest | Mostly Clear | Partly Cloudy |
| November 5 | 40°F4°C | 68°F20°C | 9 mph15 km/h from Southwest | Mostly Clear | Mostly Clear |
| November 6 | 43°F6°C | 60°F16°C | 8 mph13 km/h from Northwest | Mostly Clear | Partly Cloudy |
| November 7 | 44°F7°C | 66°F19°C | 11 mph18 km/h from South | Mostly Cloudy | Partly Cloudy |
Yes
Low of 43°F6°C, High of 64°F18°CWind: 3 mph6 km/h
Precipitation: None