Yes
you do need a jacket based on the weather in Mt Vernon, VA, USA 1 second ago
Why? Because it's cool enough your breath is visible, but your nose isn’t red yet!
45°F7°C & Cloudy
Wind is 7 mph12 km/h from the Southwest, gusting to 18 mph29 km/h
| March 1 | ||||
| 8am | 48°F9°C | 9 mph14 km/h Southwest | Mostly Cloudy | |
| 9am | 53°F12°C | 9 mph15 km/h Southwest | Mostly Clear | |
| 10am | 58°F14°C | 11 mph18 km/h West | Clear | |
| 11am | 60°F15°C | 15 mph23 km/h West | Clear | |
| 12pm | 59°F15°C | 16 mph25 km/h West | Windy | |
| 1pm | 58°F15°C | 16 mph26 km/h West | Windy | |
| 2pm | 56°F14°C | 16 mph26 km/h Northwest | Windy | |
| 3pm | 54°F12°C | 17 mph28 km/h Northwest | Windy | |
| 4pm | 50°F10°C | 19 mph30 km/h Northwest | Windy | |
| 5pm | 46°F8°C | 19 mph30 km/h Northwest | Windy | |
| 6pm | 42°F6°C | 19 mph30 km/h Northwest | Windy | |
| 7pm | 39°F4°C | 18 mph29 km/h Northwest | Windy | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| March 1 | 27°F-3°C | 60°F15°C | 15 mph24 km/h from West | Mostly Clear | Clear |
| March 2 | 22°F-6°C | 40°F5°C | 8 mph14 km/h from Northwest | Clear | Mostly Clear |
| March 3 | 25°F-4°C | 42°F6°C | 4 mph6 km/h from Northwest | Clear | Mostly Clear |
| March 4 | 30°F-1°C | 58°F14°C | 10 mph16 km/h from South | Partly Cloudy | Drizzle |
| March 5 | 44°F7°C | 60°F16°C | 16 mph26 km/h from South | Rain | Rain |
| March 6 | 35°F2°C | 52°F11°C | 14 mph23 km/h from Northwest | Mostly Cloudy | Partly Cloudy |
| March 7 | 32°F0°C | 51°F11°C | 9 mph15 km/h from Southwest | Partly Cloudy | Cloudy |
Yes
Low of 22°F-6°C, High of 40°F5°CWind: 8 mph14 km/h
Precipitation: None