Gretna, FL Weather & Growing Conditions
Today
79°F
Chance Rain Showers
A chance of rain showers before 1pm, then a chance of showers and thunderstorms. Partly sunny. High near 79, with temperatures falling to around 76 in the afternoon. South southeast wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 50%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 79°F | Chance Rain Showers | 10 mph SSE | 47% |
| Tonight | 68°F | Chance Rain Showers then Partly Cloudy | 0 to 5 mph SSE | 27% |
| Thursday | 83°F | Mostly Sunny then Slight Chance Rain Showers | 0 to 5 mph S | 22% |
| Thursday Night | 66°F | Slight Chance Rain Showers then Partly Cloudy | 0 to 5 mph SW | 22% |
| Friday | 80°F | Partly Sunny | 0 to 5 mph W | 8% |
| Friday Night | 56°F | Partly Cloudy | 5 mph NW | 4% |
| Saturday | 78°F | Sunny | 5 to 10 mph NNW | 1% |
| Saturday Night | 48°F | Partly Cloudy | 5 mph NNW | 1% |
| Sunday | 72°F | Mostly Sunny then Slight Chance Rain Showers | 5 mph NNW | 15% |
| Sunday Night | 47°F | Slight Chance Rain Showers | 5 mph NNW | 15% |
| Monday | 72°F | Slight Chance Rain Showers then Mostly Sunny | 5 to 10 mph N | 15% |
| Monday Night | 47°F | Mostly Clear | 5 mph NNE | 9% |
| Tuesday | 75°F | Slight Chance Rain Showers | 5 mph NNE | 15% |
| Tuesday Night | 47°F | Partly Cloudy | 0 to 5 mph N | 13% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Gretna, FL
Last spring frost
Mar 13
First fall frost
Nov 22
Growing season
256 days
Hardiness zone
9a
Explore more for Gretna, FL: full frost dates · planting calendar · Florida frost dates
Climate data from the nearest NOAA station, Quincy 3 Ssw, Fl (6.4 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.