10-day weather forecast for Herndon, 20170, Virginia, United States - The Weather Channel | weather.com
Daily Forecast
Location
Herndon, 20170, Virginia, United States
As of 9:26 p.m. EDT
Day Conditions
| Day | Conditions | Temperature | Low | High | Wind |
|---|---|---|---|---|---|
| Tonight | Partly Cloudy Night | 69° | 69° | 84° | 5 mph NNW |
| Sat 15 | Partly Cloudy Day | 73° | 73° | 87° | 5 mph ENE |
| Sun 16 | Thunderstorms | 74° | 74° | 81° | 11 mph S |
| Mon 17 | Partly Cloudy Day | 68° | 68° | 90° | 11 mph NW |
| Tue 18 | Mostly Clear Day | 65° | 65° | 85° | 7 mph NNW |
| Wed 19 | Mostly Clear Day | 72° | 72° | 88° | 8 mph SW |
| Thu 20 | Scattered Thunderstorms | 65° | 65° | 87° | 8 mph WNW |
| Fri 21 | Partly Cloudy Day | 66° | 66° | 81° | 7 mph N |
| Sat 22 | Showers | 65° | 65° | 77° | 8 mph NE |
| Sun 23 | Scattered Showers Day | 66° | 66° | 78° | 7 mph NNE |
| Mon 24 | Partly Cloudy Day | 67° | 67° | 85° | 6 mph W |
| Tue 25 | Partly Cloudy Day | 69° | 69° | 88° | 7 mph W |
| Wed 26 | Partly Cloudy Day | 70° | 70° | 88° | 7 mph W |
| Thu 27 | Partly Cloudy Day | 67° | 67° | 86° | 7 mph WNW |
| Fri 28 | Partly Cloudy Day | 66° | 66° | 84° | 7 mph NW |
Air Quality Index
61
Moderate
Air quality is acceptable; however, for some pollutants there may be a moderate health concern for a very small number of people who are unusually sensitive to air pollution.
See details