Colonial Beach, VA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Colonial Beach, a town in King George County, Virginia.
Today
83°F
Mostly Cloudy then Chance Showers And Thunderstorms
A slight chance of rain showers between 2pm and 5pm, then a chance of showers and thunderstorms. Mostly cloudy, with a high near 83. East wind around 9 mph. Chance of precipitation is 30%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast for Colonial Beach
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 83°F | Mostly Cloudy then Chance Showers And Thunderstorms | 9 mph E | 26% |
| Tonight | 74°F | Slight Chance Showers And Thunderstorms then Showers And Thunderstorms Likely | 3 to 7 mph E | 60% |
| Wednesday | 86°F | Rain Showers Likely then Chance Showers And Thunderstorms | 3 to 7 mph SE | 70% |
| Wednesday Night | 75°F | Slight Chance Showers And Thunderstorms then Partly Cloudy | 7 mph S | 19% |
| Thursday | 89°F | Sunny | 7 to 13 mph SW | 10% |
| Thursday Night | 77°F | Mostly Clear | 7 to 12 mph SW | 10% |
| Friday | 90°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 10 mph SW | 20% |
| Friday Night | 76°F | Chance Showers And Thunderstorms | 6 to 9 mph SW | 35% |
| Saturday | 88°F | Mostly Sunny then Chance Showers And Thunderstorms | 6 to 9 mph SW | 38% |
| Saturday Night | 74°F | Chance Showers And Thunderstorms | 5 to 8 mph SW | 38% |
| Sunday | 88°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 5 mph W | 23% |
| Sunday Night | 75°F | Slight Chance Showers And Thunderstorms then Partly Cloudy | 5 mph SW | 23% |
| Monday | 90°F | Mostly Sunny | 6 mph SW | 12% |
| Monday Night | 76°F | Partly Cloudy | 6 mph SW | 14% |
Forecast source: National Weather Service (api.weather.gov) for Colonial Beach (38.264, -76.994). Updated through the day.
Growing snapshot for Colonial Beach
Last spring frost
Mar 28
First fall frost
Nov 8
Growing season
226 days
Hardiness zone
7b
More local growing data for Colonial Beach: nearby ZIP 22448 weather · frost dates · planting calendar · Virginia frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Quantico Mcas, Va (18.5 mi from Colonial Beach). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.