Fair Lakes, VA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Fair Lakes, a community in Fairfax County, Virginia.
Overnight
52°F
Mostly Clear
Mostly clear, with a low around 52. South wind around 6 mph.
7-day forecast for Fair Lakes
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 52°F | Mostly Clear | 6 mph S | 1% |
| Wednesday | 75°F | Mostly Sunny | 6 to 9 mph S | 1% |
| Wednesday Night | 62°F | Mostly Cloudy then Chance Rain Showers | 6 to 9 mph S | 39% |
| Thursday | 74°F | Chance Rain Showers | 10 mph S | 36% |
| Thursday Night | 61°F | Rain Showers Likely | 3 to 8 mph SW | 55% |
| Friday | 69°F | Chance Light Rain | 5 mph N | 55% |
| Friday Night | 50°F | Chance Light Rain then Partly Cloudy | 2 to 8 mph NW | 32% |
| Saturday | 62°F | Mostly Sunny | 8 to 13 mph NW | 6% |
| Saturday Night | 43°F | Mostly Clear | 12 mph NW | 5% |
| Sunday | 60°F | Mostly Sunny | 6 to 10 mph NW | 1% |
| Sunday Night | 42°F | Mostly Clear | 8 mph NW | 5% |
| Monday | 61°F | Sunny | 8 to 14 mph NW | 5% |
| Monday Night | 40°F | Mostly Clear | 2 to 7 mph W | 4% |
| Tuesday | 64°F | Sunny | 3 to 8 mph SW | 2% |
Forecast source: National Weather Service (api.weather.gov) for Fair Lakes (38.853, -77.389). Updated through the day.
Growing snapshot for Fair Lakes
Last spring frost
Apr 14
First fall frost
Oct 29
Growing season
198 days
Hardiness zone
7b
More local growing data for Fair Lakes: nearby ZIP 22033 weather · frost dates · planting calendar · Virginia frost dates
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Fairfax
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Climate data from the nearest NOAA station, Vienna, Va (5.3 mi from Fair Lakes). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.