No
you don't need a jacket based on the weather in Herndon, VA 20171, USA 12 minutes ago
81°F27°C & Clear
Wind is 3 mph5 km/h from the West, gusting to 7 mph11 km/h
| June 25 | ||||
| 2am | 79°F26°C | 4 mph6 km/h West | Clear | |
| 3am | 78°F26°C | 3 mph6 km/h West | Clear | |
| 4am | 78°F25°C | 4 mph7 km/h Northwest | Clear | |
| 5am | 77°F25°C | 4 mph7 km/h Northwest | Partly Cloudy | |
| 6am | 77°F25°C | 4 mph7 km/h Northwest | Mostly Clear | |
| 7am | 79°F26°C | 4 mph6 km/h Northwest | Clear | |
| 8am | 82°F28°C | 4 mph6 km/h Northwest | Mostly Clear | |
| 9am | 85°F30°C | 4 mph6 km/h Northwest | Mostly Clear | |
| 10am | 88°F31°C | 4 mph6 km/h Northwest | Mostly Clear | |
| 11am | 91°F33°C | 4 mph7 km/h Northwest | Mostly Clear | |
| 12pm | 93°F34°C | 4 mph6 km/h Northwest | Partly Cloudy | |
| 1pm | 94°F34°C | 4 mph6 km/h Northwest | Partly Cloudy | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| June 25 | 77°F25°C | 95°F35°C | 4 mph7 km/h from Northwest | Partly Cloudy | Mostly Clear |
| June 26 | 75°F24°C | 91°F33°C | 3 mph4 km/h from Northwest | Rain | Thunderstorms |
| June 27 | 73°F23°C | 84°F29°C | 6 mph9 km/h from East | Thunderstorms | Drizzle |
| June 28 | 71°F22°C | 89°F32°C | 4 mph6 km/h from South | Rain | Drizzle |
| June 29 | 74°F23°C | 90°F32°C | 3 mph5 km/h from Northwest | Partly Cloudy | Partly Cloudy |
| June 30 | 74°F23°C | 89°F32°C | 5 mph9 km/h from South | Partly Cloudy | Partly Cloudy |
| July 1 | 69°F21°C | 88°F31°C | 7 mph10 km/h from Southwest | Thunderstorms | Thunderstorms |
No
Low of 75°F24°C, High of 91°F33°CWind: 3 mph4 km/h
Precipitation: 32% rain