Sterling, VA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Sterling, a community in Loudoun County, Virginia.
Today
86°F
Partly Sunny
Partly sunny, with a high near 86. East wind 3 to 7 mph.
7-day forecast for Sterling
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 86°F | Partly Sunny | 3 to 7 mph E | 3% |
| Tonight | 70°F | Slight Chance Showers And Thunderstorms | 2 to 7 mph E | 67% |
| Wednesday | 86°F | Showers And Thunderstorms Likely | 2 to 7 mph SE | 69% |
| Wednesday Night | 72°F | Showers And Thunderstorms Likely then Chance Showers And Thunderstorms | 7 mph S | 56% |
| Thursday | 90°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 7 to 12 mph S | 20% |
| Thursday Night | 72°F | Slight Chance Showers And Thunderstorms | 5 to 9 mph SW | 20% |
| Friday | 90°F | Mostly Sunny then Chance Showers And Thunderstorms | 3 to 7 mph SW | 45% |
| Friday Night | 71°F | Chance Showers And Thunderstorms | 2 to 7 mph SW | 48% |
| Saturday | 89°F | Partly Sunny then Chance Showers And Thunderstorms | 2 to 6 mph SW | 54% |
| Saturday Night | 70°F | Chance Showers And Thunderstorms | 1 to 6 mph SW | 54% |
| Sunday | 89°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 1 to 6 mph W | 19% |
| Sunday Night | 72°F | Slight Chance Showers And Thunderstorms then Partly Cloudy | 1 to 5 mph SW | 19% |
| Monday | 92°F | Mostly Sunny | 1 to 7 mph W | 12% |
| Monday Night | 72°F | Partly Cloudy | 2 to 6 mph W | 14% |
Forecast source: National Weather Service (api.weather.gov) for Sterling (39.005, -77.405). Updated through the day.
Growing snapshot for Sterling
Last spring frost
Apr 13
First fall frost
Oct 26
Growing season
195 days
Hardiness zone
7b
More local growing data for Sterling: nearby ZIP 20164 weather · frost dates · planting calendar · Virginia frost dates
Nearby towns & communities
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Countryside
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Leesburg
Loudoun Valley Estates
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One Loudoun
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Climate data from the nearest NOAA station, Wfo Sterling, Va (5.4 mi from Sterling). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.