Gretna, VA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Gretna, a town in Pittsylvania County, Virginia.
Overnight
68°F
Scattered Rain Showers
Scattered rain showers before 5am, then patchy fog and scattered rain showers. Mostly cloudy, with a low around 68. Northeast wind around 8 mph. Chance of precipitation is 30%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast for Gretna
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 68°F | Scattered Rain Showers | 8 mph NE | 30% |
| Saturday | 80°F | Patchy Fog then Partly Sunny | 7 to 10 mph NE | 34% |
| Saturday Night | 66°F | Mostly Cloudy | 3 to 7 mph E | 6% |
| Sunday | 86°F | Partly Sunny then Slight Chance Rain Showers | 3 to 7 mph S | 17% |
| Sunday Night | 67°F | Slight Chance Showers And Thunderstorms then Partly Cloudy | 6 mph SW | 16% |
| Monday | 82°F | Partly Sunny then Showers And Thunderstorms Likely | 5 to 12 mph N | 55% |
| Monday Night | 62°F | Showers And Thunderstorms Likely | 8 to 12 mph NE | 69% |
| Tuesday | 71°F | Showers And Thunderstorms Likely | 10 to 14 mph NE | 64% |
| Tuesday Night | 57°F | Showers And Thunderstorms Likely | 16 mph NE | 64% |
| Wednesday | 63°F | Chance Rain Showers | 17 mph NE | 53% |
| Wednesday Night | 56°F | Chance Showers And Thunderstorms | 15 mph NE | 51% |
| Thursday | 67°F | Chance Rain Showers | 15 mph NE | 46% |
| Thursday Night | 54°F | Chance Rain Showers | 8 to 13 mph N | 25% |
| Friday | 72°F | Partly Sunny | 10 mph N | 12% |
Forecast source: National Weather Service (api.weather.gov) for Gretna (36.950, -79.363). Updated through the day.
Growing snapshot for Gretna
Last spring frost
Apr 22
First fall frost
Oct 23
Growing season
183 days
Hardiness zone
7b
More local growing data for Gretna: nearby ZIP 24557 weather · frost dates · planting calendar · Virginia frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Chatham, Va (11.7 mi from Gretna). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.