Opal, VA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Opal, a community in Fauquier County, Virginia.
This Afternoon
73°F
Sunny
Sunny. High near 73, with temperatures falling to around 66 in the afternoon. South wind around 7 mph.
7-day forecast for Opal
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 73°F | Sunny | 7 mph S | 2% |
| Tonight | 49°F | Mostly Clear then Patchy Fog | 3 mph S | 2% |
| Wednesday | 74°F | Patchy Fog then Mostly Sunny | 2 to 10 mph S | 2% |
| Wednesday Night | 60°F | Mostly Cloudy then Chance Light Rain | 3 to 8 mph S | 50% |
| Thursday | 76°F | Chance Light Rain | 7 to 10 mph S | 28% |
| Thursday Night | 61°F | Chance Light Rain | 1 to 5 mph SW | 49% |
| Friday | 71°F | Light Rain Likely | 3 mph N | 65% |
| Friday Night | 50°F | Light Rain Likely | 0 to 3 mph N | 62% |
| Saturday | 66°F | Mostly Sunny | 7 mph NW | 11% |
| Saturday Night | 40°F | Mostly Clear | 5 mph NW | 11% |
| Sunday | 63°F | Mostly Sunny | 1 to 5 mph W | 5% |
| Sunday Night | 37°F | Partly Cloudy then Slight Chance Light Rain | 2 mph NW | 17% |
| Monday | 63°F | Slight Chance Light Rain | 3 to 10 mph W | 22% |
| Monday Night | 36°F | Slight Chance Light Rain then Partly Cloudy | 3 mph W | 22% |
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 Nov 3, 2026.