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Port Royal, VA Weather & Growing Conditions

Local forecast, frost dates, hardiness zone and planting guidance for Port Royal, a town in Caroline County, Virginia.

Today
84°F
Mostly Cloudy then Chance Showers And Thunderstorms
A chance of showers and thunderstorms after 2pm. Mostly cloudy, with a high near 84. Northeast wind around 7 mph. Chance of precipitation is 30%. New rainfall amounts less than a tenth of an inch possible.

7-day forecast for Port Royal

WhenTempForecastWindPrecip
Today 84°F Mostly Cloudy then Chance Showers And Thunderstorms 7 mph NE 31%
Tonight 71°F Showers And Thunderstorms Likely 1 to 6 mph E 62%
Wednesday 87°F Rain Showers Likely then Chance Showers And Thunderstorms 2 to 7 mph SE 61%
Wednesday Night 73°F Partly Cloudy 6 mph S 14%
Thursday 91°F Mostly Sunny 5 to 10 mph SW 9%
Thursday Night 74°F Partly Cloudy 5 to 9 mph SW 9%
Friday 91°F Mostly Sunny then Slight Chance Showers And Thunderstorms 6 to 10 mph SW 19%
Friday Night 73°F Chance Showers And Thunderstorms 3 to 9 mph SW 34%
Saturday 91°F Mostly Sunny then Chance Showers And Thunderstorms 5 to 8 mph SW 37%
Saturday Night 71°F Chance Showers And Thunderstorms 2 to 7 mph SW 37%
Sunday 91°F Mostly Sunny then Slight Chance Showers And Thunderstorms 5 mph SW 23%
Sunday Night 73°F Slight Chance Showers And Thunderstorms then Partly Cloudy 3 mph SW 23%
Monday 93°F Mostly Sunny 1 to 5 mph SW 11%
Monday Night 73°F Partly Cloudy 5 mph SW 14%

Forecast source: National Weather Service (api.weather.gov) for Port Royal (38.165, -77.199). Updated through the day.

Growing snapshot for Port Royal

Last spring frost
Apr 14
First fall frost
Oct 27
Growing season
195 days
Hardiness zone
7b

More local growing data for Port Royal: nearby ZIP 22535 weather · frost dates · planting calendar · Virginia frost dates

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Climate data from the nearest NOAA station, Corbin, Va (11.3 mi from Port Royal). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.