Warrenton, VA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Warrenton, a town in Fauquier County, Virginia.
This Afternoon
83°F
Isolated Rain Showers
Isolated rain showers. Mostly sunny, with a high near 83. North wind around 10 mph. Chance of precipitation is 20%.
7-day forecast for Warrenton
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 83°F | Isolated Rain Showers | 10 mph N | 20% |
| Tonight | 61°F | Isolated Rain Showers then Mostly Cloudy | 9 mph N | 20% |
| Saturday | 77°F | Mostly Cloudy | 7 mph NE | 10% |
| Saturday Night | 65°F | Mostly Cloudy | 6 mph SE | 10% |
| Sunday | 82°F | Partly Sunny then Chance Showers And Thunderstorms | 6 to 13 mph S | 41% |
| Sunday Night | 65°F | Chance Showers And Thunderstorms | 3 to 8 mph NW | 53% |
| Monday | 73°F | Mostly Cloudy then Chance Rain Showers | 7 to 10 mph N | 42% |
| Monday Night | 61°F | Rain Showers Likely | 5 to 8 mph NE | 65% |
| Tuesday | 64°F | Rain Showers Likely | 9 mph NE | 69% |
| Tuesday Night | 55°F | Rain Showers Likely | 12 mph NE | 69% |
| Wednesday | 59°F | Rain Showers Likely | 12 mph NE | 61% |
| Wednesday Night | 55°F | Showers And Thunderstorms Likely | 7 to 10 mph N | 55% |
| Thursday | 61°F | Chance Showers And Thunderstorms | 10 mph N | 53% |
| Thursday Night | 54°F | Chance Showers And Thunderstorms | 3 to 7 mph N | 33% |
Forecast source: National Weather Service (api.weather.gov) for Warrenton (38.718, -77.797). Updated through the day.
Growing snapshot for Warrenton
Last spring frost
Apr 9
First fall frost
Nov 1
Growing season
205 days
Hardiness zone
7a
More local growing data for Warrenton: 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 Warrenton). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.