Montclair, VA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Montclair, a community in Prince William County, Virginia.
This Afternoon
72°F
Sunny
Sunny, with a high near 72. South wind around 8 mph.
7-day forecast for Montclair
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 72°F | Sunny | 8 mph S | 2% |
| Tonight | 52°F | Mostly Clear then Patchy Fog | 6 mph S | 2% |
| Wednesday | 76°F | Patchy Fog then Mostly Sunny | 3 to 9 mph S | 2% |
| Wednesday Night | 63°F | Mostly Cloudy then Chance Light Rain | 5 to 8 mph S | 31% |
| Thursday | 76°F | Chance Light Rain | 7 to 10 mph S | 28% |
| Thursday Night | 63°F | Light Rain Likely | 3 to 7 mph S | 59% |
| Friday | 71°F | Light Rain Likely | 6 mph NW | 73% |
| Friday Night | 52°F | Light Rain Likely | 2 to 6 mph N | 69% |
| Saturday | 66°F | Sunny | 7 to 10 mph NW | 10% |
| Saturday Night | 45°F | Partly Cloudy | 7 mph NW | 10% |
| Sunday | 63°F | Mostly Sunny | 7 mph W | 8% |
| Sunday Night | 43°F | Partly Cloudy then Slight Chance Light Rain | 6 mph NW | 16% |
| Monday | 63°F | Slight Chance Light Rain then Mostly Sunny | 6 to 12 mph NW | 16% |
| Monday Night | 41°F | Mostly Clear | 3 to 7 mph W | 8% |
Forecast source: National Weather Service (api.weather.gov) for Montclair (38.614, -77.342). Updated through the day.
Growing snapshot for Montclair
Last spring frost
Mar 28
First fall frost
Nov 8
Growing season
226 days
Hardiness zone
7b
More local growing data for Montclair: nearby ZIP 22025 weather · frost dates · planting calendar · Virginia frost dates
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Climate data from the nearest NOAA station, Quantico Mcas, Va (6.9 mi from Montclair). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 3, 2026.