Annandale, VA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Annandale, a community in Fairfax County, Virginia.
Tonight
63°F
Mostly Cloudy
Mostly cloudy, with a low around 63. Northeast wind around 8 mph.
7-day forecast for Annandale
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 63°F | Mostly Cloudy | 8 mph NE | 2% |
| Saturday | 78°F | Partly Sunny | 8 mph E | 10% |
| Saturday Night | 67°F | Mostly Cloudy | 8 mph SE | 10% |
| Sunday | 83°F | Partly Sunny then Chance Showers And Thunderstorms | 6 to 13 mph S | 43% |
| Sunday Night | 66°F | Showers And Thunderstorms Likely | 5 to 9 mph W | 62% |
| Monday | 75°F | Chance Rain Showers | 7 to 10 mph NE | 41% |
| Monday Night | 63°F | Rain Showers Likely | 7 to 10 mph NE | 56% |
| Tuesday | 66°F | Rain Showers Likely | 13 mph NE | 60% |
| Tuesday Night | 57°F | Rain Showers Likely | 13 mph NE | 60% |
| Wednesday | 62°F | Chance Rain Showers | 13 mph NE | 51% |
| Wednesday Night | 57°F | Chance Showers And Thunderstorms | 8 to 12 mph NE | 50% |
| Thursday | 64°F | Chance Showers And Thunderstorms | 12 mph NE | 48% |
| Thursday Night | 55°F | Chance Showers And Thunderstorms | 6 to 10 mph N | 34% |
| Friday | 68°F | Slight Chance Rain Showers | 10 mph N | 23% |
Forecast source: National Weather Service (api.weather.gov) for Annandale (38.833, -77.196). Updated through the day.
Growing snapshot for Annandale
Last spring frost
Apr 14
First fall frost
Oct 29
Growing season
198 days
Hardiness zone
7b
More local growing data for Annandale: nearby ZIP 22003 weather · frost dates · planting calendar · Virginia frost dates
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Crosspointe
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Dunn Loring
Fair Lakes
Fair Oaks
Fairfax
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Floris
Fort Belvoir
Fort Hunt
Franconia
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George Mason
Great Falls
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Greenbriar
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Hayfield
Herndon
Huntington
Climate data from the nearest NOAA station, Vienna, Va (5.9 mi from Annandale). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.