Warrenton, VA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Warrenton, a town in Fauquier County, Virginia.
Today
84°F
Partly Sunny
Partly sunny, with a high near 84. East wind around 5 mph.
7-day forecast for Warrenton
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 84°F | Partly Sunny | 5 mph E | 11% |
| Tonight | 68°F | Slight Chance Showers And Thunderstorms then Chance Showers And Thunderstorms | 0 to 5 mph E | 78% |
| Wednesday | 84°F | Showers And Thunderstorms Likely | 1 to 6 mph SE | 67% |
| Wednesday Night | 70°F | Chance Showers And Thunderstorms then Mostly Cloudy | 6 mph S | 49% |
| Thursday | 88°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 7 to 12 mph S | 19% |
| Thursday Night | 70°F | Slight Chance Showers And Thunderstorms then Partly Cloudy | 5 to 9 mph SW | 19% |
| Friday | 89°F | Mostly Sunny then Chance Showers And Thunderstorms | 2 to 7 mph SW | 50% |
| Friday Night | 69°F | Chance Showers And Thunderstorms | 1 to 6 mph SW | 50% |
| Saturday | 88°F | Partly Sunny then Showers And Thunderstorms Likely | 1 to 5 mph SW | 62% |
| Saturday Night | 68°F | Showers And Thunderstorms Likely | 0 to 3 mph SW | 62% |
| Sunday | 88°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 0 to 3 mph W | 20% |
| Sunday Night | 70°F | Slight Chance Showers And Thunderstorms then Partly Cloudy | 2 mph SW | 20% |
| Monday | 90°F | Mostly Sunny | 0 to 5 mph W | 9% |
| Monday Night | 70°F | Partly Cloudy | 3 mph W | 14% |
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 Aug 4, 2026.