Gretna, VA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Gretna, a town in Pittsylvania County, Virginia.
Tonight
51°F
Mostly Clear then Patchy Fog
Patchy fog after 3am. Mostly clear, with a low around 51. Southeast wind around 2 mph.
7-day forecast for Gretna
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 51°F | Mostly Clear then Patchy Fog | 2 mph SE | 0% |
| Wednesday | 74°F | Patchy Fog then Mostly Sunny | 1 to 9 mph S | 2% |
| Wednesday Night | 61°F | Light Rain Likely | 6 to 10 mph S | 63% |
| Thursday | 75°F | Slight Chance Light Rain then Partly Sunny | 8 to 13 mph S | 19% |
| Thursday Night | 60°F | Mostly Cloudy then Chance Light Rain | 7 mph SW | 50% |
| Friday | 72°F | Chance Light Rain | 5 to 8 mph W | 50% |
| Friday Night | 50°F | Slight Chance Light Rain then Mostly Clear | 5 to 13 mph NW | 20% |
| Saturday | 64°F | Sunny | 15 mph NW | 2% |
| Saturday Night | 41°F | Mostly Clear | 13 mph NW | 2% |
| Sunday | 63°F | Sunny | 10 mph NW | 1% |
| Sunday Night | 40°F | Mostly Clear | 9 mph W | 3% |
| Monday | 64°F | Sunny | 13 mph NW | 2% |
| Monday Night | 38°F | Mostly Clear | 6 to 9 mph W | 2% |
| Tuesday | 67°F | Sunny | 7 to 12 mph W | 1% |
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 Nov 4, 2026.