Ashburn, VA Weather & Growing Conditions
This Afternoon
79°F
Mostly Cloudy
Mostly cloudy, with a high near 79. Southeast wind around 8 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 79°F | Mostly Cloudy | 8 mph SE | 4% |
| Tonight | 66°F | Mostly Cloudy | 8 mph SE | 10% |
| Sunday | 85°F | Mostly Cloudy then Chance Showers And Thunderstorms | 8 to 13 mph S | 60% |
| Sunday Night | 62°F | Chance Showers And Thunderstorms | 3 to 8 mph W | 70% |
| Monday | 73°F | Chance Rain Showers | 10 mph NE | 37% |
| Monday Night | 59°F | Chance Rain Showers | 9 mph NE | 49% |
| Tuesday | 67°F | Rain Showers Likely | 8 to 13 mph NE | 64% |
| Tuesday Night | 55°F | Showers And Thunderstorms Likely | 12 mph NE | 64% |
| Wednesday | 63°F | Chance Rain Showers | 13 mph NE | 51% |
| Wednesday Night | 54°F | Chance Rain Showers | 9 to 13 mph NE | 36% |
| Thursday | 64°F | Chance Rain Showers | 13 mph NE | 27% |
| Thursday Night | 52°F | Chance Rain Showers | 12 mph N | 26% |
| Friday | 67°F | Slight Chance Rain Showers | 14 mph N | 24% |
| Friday Night | 52°F | Slight Chance Rain Showers | 13 mph N | 23% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Ashburn, VA
Last spring frost
Apr 13
First fall frost
Oct 26
Growing season
195 days
Hardiness zone
7a
Explore more for Ashburn, VA: full frost dates · planting calendar · Virginia frost dates
Climate data from the nearest NOAA station, Wfo Sterling, Va (1.3 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.