King William, VA Weather & Growing Conditions
Today
78°F
Mostly Sunny
Mostly sunny. High near 78, with temperatures falling to around 72 in the afternoon. South wind 2 to 8 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 78°F | Mostly Sunny | 2 to 8 mph S | 1% |
| Tonight | 61°F | Mostly Cloudy | 6 mph S | 3% |
| Thursday | 79°F | Mostly Cloudy then Slight Chance Rain Showers | 6 to 10 mph S | 20% |
| Thursday Night | 64°F | Rain Showers Likely | 6 mph S | 68% |
| Friday | 73°F | Showers And Thunderstorms | 3 to 7 mph W | 92% |
| Friday Night | 50°F | Showers And Thunderstorms | 0 to 3 mph N | 85% |
| Saturday | 66°F | Mostly Sunny | 3 to 8 mph NW | 6% |
| Saturday Night | 38°F | Mostly Clear | 5 mph NW | 6% |
| Sunday | 63°F | Sunny | 2 to 7 mph NW | 2% |
| Sunday Night | 37°F | Mostly Clear | 3 mph W | 7% |
| Monday | 63°F | Sunny | 3 to 9 mph W | 7% |
| Monday Night | 35°F | Mostly Clear | 0 to 3 mph W | 3% |
| Tuesday | 66°F | Sunny | 2 to 8 mph SW | 1% |
| Tuesday Night | 37°F | Mostly Clear | 0 to 3 mph W | 1% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for King William, VA
Last spring frost
Apr 7
First fall frost
Nov 1
Growing season
209 days
Hardiness zone
7b
Explore more for King William, VA: full frost dates · planting calendar · Virginia frost dates
Climate data from the nearest NOAA station, Walkerton 2 Nw, Va (2.1 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.