No
you don't need a jacket based on the weather in 11900 Market St, Reston, VA 20190, USA 1 minute ago
74°F23°C & Clear
Wind is 4 mph7 km/h from the South, gusting to 12 mph20 km/h
| August 17 | ||||
| 2am | 73°F23°C | 5 mph8 km/h South | Clear | |
| 3am | 73°F23°C | 5 mph8 km/h Southwest | Clear | |
| 4am | 72°F22°C | 5 mph8 km/h Southwest | Clear | |
| 5am | 72°F22°C | 5 mph8 km/h Southwest | Mostly Clear | |
| 6am | 72°F22°C | 4 mph7 km/h Southwest | Mostly Clear | |
| 7am | 72°F22°C | 4 mph6 km/h South | Mostly Clear | |
| 8am | 74°F23°C | 4 mph7 km/h Southwest | Mostly Cloudy | |
| 9am | 77°F25°C | 4 mph6 km/h Southwest | Mostly Cloudy | |
| 10am | 81°F27°C | 4 mph6 km/h Southwest | Partly Cloudy | |
| 11am | 84°F29°C | 4 mph6 km/h West | Partly Cloudy | |
| 12pm | 87°F30°C | 4 mph6 km/h West | Partly Cloudy | |
| 1pm | 89°F31°C | 4 mph6 km/h West | Partly Cloudy | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| August 17 | 72°F22°C | 91°F33°C | 4 mph6 km/h from West | Partly Cloudy | Drizzle |
| August 18 | 71°F22°C | 82°F28°C | 7 mph11 km/h from Northeast | Rain | Rain |
| August 19 | 69°F21°C | 81°F27°C | 6 mph10 km/h from East | Drizzle | Mostly Cloudy |
| August 20 | 69°F21°C | 82°F28°C | 5 mph7 km/h from East | Rain | Mostly Clear |
| August 21 | 68°F20°C | 82°F28°C | 6 mph10 km/h from North | Partly Cloudy | Partly Cloudy |
| August 22 | 68°F20°C | 82°F28°C | 5 mph8 km/h from South | Mostly Cloudy | Partly Cloudy |
| August 23 | 68°F20°C | 82°F28°C | 5 mph8 km/h from South | Drizzle | Mostly Cloudy |
No
Low of 72°F22°C, High of 82°F28°CWind: 7 mph11 km/h
Precipitation: 35% rain