Opal, VA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Opal, a community in Fauquier County, Virginia.
Tonight
61°F
Mostly Cloudy
Mostly cloudy, with a low around 61. North wind around 8 mph.
7-day forecast for Opal
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 61°F | Mostly Cloudy | 8 mph N | 10% |
| Saturday | 78°F | Mostly Cloudy | 8 mph NE | 10% |
| Saturday Night | 66°F | Mostly Cloudy | 3 to 7 mph SE | 10% |
| Sunday | 83°F | Partly Sunny then Chance Showers And Thunderstorms | 6 to 13 mph S | 35% |
| Sunday Night | 65°F | Chance Showers And Thunderstorms | 3 to 8 mph NW | 52% |
| Monday | 75°F | Mostly Cloudy then Chance Rain Showers | 7 to 10 mph N | 41% |
| Monday Night | 61°F | Rain Showers Likely | 3 to 7 mph NE | 64% |
| Tuesday | 65°F | Rain Showers Likely | 9 mph NE | 69% |
| Tuesday Night | 55°F | Rain Showers Likely | 7 to 10 mph NE | 69% |
| Wednesday | 60°F | Rain Showers Likely | 10 mph N | 60% |
| Wednesday Night | 54°F | Chance Showers And Thunderstorms | 6 to 9 mph N | 54% |
| Thursday | 63°F | Chance Showers And Thunderstorms | 9 mph N | 52% |
| Thursday Night | 54°F | Chance Showers And Thunderstorms | 2 to 6 mph N | 32% |
| Friday | 67°F | Slight Chance Rain Showers | 5 to 8 mph N | 24% |
Forecast source: National Weather Service (api.weather.gov) for Opal (38.616, -77.810). Updated through the day.
Growing snapshot for Opal
Last spring frost
Apr 9
First fall frost
Nov 1
Growing season
205 days
Hardiness zone
7a
More local growing data for Opal: nearby ZIP 20186 weather · frost dates · planting calendar · Virginia frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Warrenton 3 Se, Va (3.9 mi from Opal). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.