Fair Oaks, VA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Fair Oaks, a community in Fairfax County, Virginia.
This Afternoon
74°F
Partly Sunny
Partly sunny, with a high near 74. South wind around 7 mph.
7-day forecast for Fair Oaks
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 74°F | Partly Sunny | 7 mph S | 0% |
| Tonight | 64°F | Mostly Cloudy then Chance Light Rain | 7 to 12 mph S | 40% |
| Thursday | 75°F | Chance Light Rain then Mostly Cloudy | 8 to 12 mph S | 28% |
| Thursday Night | 59°F | Mostly Cloudy then Chance Light Rain | 2 to 8 mph SW | 33% |
| Friday | 70°F | Chance Light Rain | 5 mph N | 26% |
| Friday Night | 50°F | Chance Light Rain then Partly Cloudy | 2 to 12 mph N | 25% |
| Saturday | 61°F | Mostly Sunny | 14 mph NW | 7% |
| Saturday Night | 44°F | Mostly Clear | 13 mph NW | 4% |
| Sunday | 61°F | Mostly Sunny | 6 to 14 mph NW | 1% |
| Sunday Night | 42°F | Mostly Clear | 6 to 9 mph NW | 0% |
| Monday | 63°F | Sunny | 6 to 13 mph NW | 0% |
| Monday Night | 40°F | Mostly Clear | 5 mph W | 0% |
| Tuesday | 67°F | Sunny | 3 to 8 mph SW | 1% |
| Tuesday Night | 43°F | Mostly Clear | 5 mph W | 1% |
Forecast source: National Weather Service (api.weather.gov) for Fair Oaks (38.865, -77.357). Updated through the day.
Growing snapshot for Fair Oaks
Last spring frost
Apr 14
First fall frost
Oct 29
Growing season
198 days
Hardiness zone
7b
More local growing data for Fair Oaks: nearby ZIP 22035 weather · frost dates · planting calendar · Virginia frost dates
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Climate data from the nearest NOAA station, Vienna, Va (4.7 mi from Fair Oaks). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 5, 2026.