Lansdowne, VA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Lansdowne, a community in Loudoun County, Virginia.
This Afternoon
78°F
Mostly Cloudy
Mostly cloudy, with a high near 78. East wind around 6 mph.
7-day forecast for Lansdowne
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 78°F | Mostly Cloudy | 6 mph E | 9% |
| Tonight | 65°F | Mostly Cloudy then Slight Chance Rain Showers | 8 mph SE | 16% |
| Sunday | 84°F | Chance Rain Showers | 8 to 13 mph S | 43% |
| Sunday Night | 60°F | Chance Showers And Thunderstorms then Showers And Thunderstorms Likely | 3 to 12 mph NW | 70% |
| Monday | 70°F | Chance Rain Showers | 8 to 12 mph N | 40% |
| Monday Night | 56°F | Chance Rain Showers | 8 mph NE | 47% |
| Tuesday | 64°F | Rain Showers Likely | 9 to 13 mph NE | 65% |
| Tuesday Night | 52°F | Rain Showers Likely | 13 mph NE | 65% |
| Wednesday | 60°F | Chance Rain Showers | 13 mph NE | 53% |
| Wednesday Night | 53°F | Chance Showers And Thunderstorms | 13 mph NE | 47% |
| Thursday | 62°F | Chance Showers And Thunderstorms | 13 mph NE | 45% |
| Thursday Night | 51°F | Chance Showers And Thunderstorms | 6 to 10 mph N | 39% |
| Friday | 67°F | Slight Chance Rain Showers | 12 mph N | 20% |
| Friday Night | 51°F | Mostly Cloudy | 6 to 10 mph N | 14% |
Forecast source: National Weather Service (api.weather.gov) for Lansdowne (39.085, -77.484). Updated through the day.
Growing snapshot for Lansdowne
Last spring frost
Apr 13
First fall frost
Oct 26
Growing season
195 days
Hardiness zone
7a
More local growing data for Lansdowne: nearby ZIP 20147 weather · frost dates · planting calendar · Virginia frost dates
Nearby towns & communities
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Countryside
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Loudoun Valley Estates
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One Loudoun
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Climate data from the nearest NOAA station, Wfo Sterling, Va (4.6 mi from Lansdowne). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.