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
76°F
Mostly Sunny
Mostly sunny, with a high near 76. South wind 5 to 9 mph.
7-day forecast for Port Royal
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 76°F | Mostly Sunny | 5 to 9 mph S | 1% |
| Tonight | 62°F | Mostly Cloudy | 6 mph S | 9% |
| Thursday | 77°F | Slight Chance Rain Showers then Mostly Cloudy | 6 to 12 mph S | 24% |
| Thursday Night | 63°F | Showers And Thunderstorms Likely | 6 mph S | 72% |
| Friday | 70°F | Showers And Thunderstorms | 2 to 7 mph W | 84% |
| Friday Night | 50°F | Rain Showers Likely | 3 mph N | 68% |
| Saturday | 64°F | Mostly Sunny | 5 to 9 mph NW | 5% |
| Saturday Night | 41°F | Mostly Clear | 6 mph NW | 4% |
| Sunday | 61°F | Sunny | 3 to 8 mph NW | 2% |
| Sunday Night | 39°F | Mostly Clear | 5 mph W | 6% |
| Monday | 62°F | Sunny | 5 to 10 mph W | 6% |
| Monday Night | 37°F | Mostly Clear | 3 mph W | 5% |
| Tuesday | 65°F | Sunny | 3 to 8 mph SW | 2% |
| Tuesday Night | 40°F | Mostly Clear | 1 to 5 mph W | 1% |
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
Nearby towns & communities
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 Nov 4, 2026.