King William, VA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for King William, a community in King William County, Virginia.
Today
84°F
Slight Chance Rain Showers then Chance Showers And Thunderstorms
A slight chance of rain showers between 11am and 2pm, then a chance of showers and thunderstorms between 2pm and 5pm, then showers and thunderstorms likely. Mostly cloudy, with a high near 84. Northeast wind around 6 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch possible.
7-day forecast for King William
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 84°F | Slight Chance Rain Showers then Chance Showers And Thunderstorms | 6 mph NE | 65% |
| Tonight | 70°F | Showers And Thunderstorms Likely | 0 to 3 mph SE | 74% |
| Wednesday | 88°F | Chance Rain Showers then Chance Showers And Thunderstorms | 1 to 6 mph S | 49% |
| Wednesday Night | 72°F | Partly Cloudy | 5 mph S | 14% |
| Thursday | 91°F | Mostly Sunny | 3 to 9 mph SW | 11% |
| Thursday Night | 73°F | Mostly Clear | 3 to 8 mph S | 11% |
| Friday | 91°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 5 to 9 mph SW | 15% |
| Friday Night | 73°F | Slight Chance Showers And Thunderstorms | 2 to 8 mph SW | 24% |
| Saturday | 91°F | Mostly Sunny then Chance Showers And Thunderstorms | 3 to 8 mph SW | 28% |
| Saturday Night | 72°F | Chance Showers And Thunderstorms | 1 to 6 mph SW | 28% |
| Sunday | 92°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 5 mph SW | 22% |
| Sunday Night | 72°F | Slight Chance Showers And Thunderstorms then Partly Cloudy | 3 mph SW | 22% |
| Monday | 93°F | Mostly Sunny | 1 to 5 mph SW | 10% |
| Monday Night | 73°F | Slight Chance Showers And Thunderstorms | 5 mph SW | 15% |
Forecast source: National Weather Service (api.weather.gov) for King William (37.683, -77.030). Updated through the day.
Growing snapshot for King William
Last spring frost
Apr 7
First fall frost
Nov 1
Growing season
209 days
Hardiness zone
7b
More local growing data for King William: nearby ZIP 23086 weather · frost dates · planting calendar · Virginia frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Walkerton 2 Nw, Va (5.2 mi from King William). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.