Yes
you do need a jacket based on the weather in Reston, VA, USA 1 second ago
Why? Because Jack Frost is nipping at your nose!
32°F-0°C & Partly Cloudy
Wind is 2 mph4 km/h from the East, gusting to 8 mph13 km/h
| December 27 | ||||
| 1am | 31°F-1°C | 3 mph4 km/h Southeast | Partly Cloudy | |
| 2am | 30°F-1°C | 2 mph4 km/h East | Mostly Cloudy | |
| 3am | 30°F-1°C | 2 mph4 km/h Southeast | Mostly Cloudy | |
| 4am | 29°F-1°C | 2 mph3 km/h East | Cloudy | |
| 5am | 29°F-2°C | 2 mph4 km/h East | Cloudy | |
| 6am | 29°F-2°C | 3 mph4 km/h East | Mostly Cloudy | |
| 7am | 29°F-2°C | 3 mph4 km/h East | Partly Cloudy | |
| 8am | 30°F-1°C | 2 mph4 km/h East | Partly Cloudy | |
| 9am | 32°F0°C | 3 mph4 km/h East | Mostly Cloudy | |
| 10am | 36°F2°C | 3 mph6 km/h Southeast | Mostly Cloudy | |
| 11am | 39°F4°C | 3 mph5 km/h Southeast | Mostly Cloudy | |
| 12pm | 42°F5°C | 4 mph6 km/h Southeast | Mostly Cloudy | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| December 27 | 29°F-2°C | 46°F8°C | 4 mph6 km/h from Southeast | Mostly Cloudy | Rain |
| December 28 | 40°F4°C | 52°F11°C | 6 mph9 km/h from South | Rain | Drizzle |
| December 29 | 51°F11°C | 62°F17°C | 13 mph22 km/h from South | Rain | Rain |
| December 30 | 44°F6°C | 56°F13°C | 8 mph13 km/h from West | Mostly Clear | Partly Cloudy |
| December 31 | 40°F5°C | 55°F13°C | 8 mph13 km/h from Southeast | Drizzle | Partly Cloudy |
| January 1 | 35°F2°C | 50°F10°C | 12 mph19 km/h from West | Mostly Cloudy | Partly Cloudy |
| January 2 | 29°F-2°C | 39°F4°C | 10 mph16 km/h from West | Partly Cloudy | Partly Cloudy |
Yes
Low of 40°F5°C, High of 52°F11°CWind: 6 mph9 km/h
Precipitation: 83% rain