Gretna, FL Weather & Growing Conditions
Tonight
73°F
Chance Showers And Thunderstorms then Partly Cloudy
A chance of showers and thunderstorms before 11pm. Partly cloudy, with a low around 73. Southeast wind around 0 mph. Chance of precipitation is 30%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 73°F | Chance Showers And Thunderstorms then Partly Cloudy | 0 mph | 29% |
| Sunday | 92°F | Mostly Sunny then Chance Showers And Thunderstorms | 0 to 5 mph NE | 49% |
| Sunday Night | 73°F | Chance Showers And Thunderstorms | 0 mph | 37% |
| Monday | 92°F | Mostly Sunny then Chance Showers And Thunderstorms | 0 to 5 mph ENE | 52% |
| Monday Night | 72°F | Chance Showers And Thunderstorms then Partly Cloudy | 0 mph | 52% |
| Tuesday | 92°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 0 to 5 mph ENE | 23% |
| Tuesday Night | 73°F | Slight Chance Showers And Thunderstorms then Partly Cloudy | 0 to 5 mph ENE | 23% |
| Wednesday | 91°F | Sunny then Slight Chance Showers And Thunderstorms | 0 to 10 mph NE | 15% |
| Wednesday Night | 72°F | Slight Chance Showers And Thunderstorms then Mostly Clear | 5 mph NE | 15% |
| Thursday | 89°F | Sunny | 10 mph NE | 10% |
| Thursday Night | 70°F | Mostly Clear | 5 to 10 mph NE | 10% |
| Friday | 88°F | Sunny | 5 to 10 mph NNE | 9% |
| Friday Night | 68°F | Mostly Clear | 5 mph NNE | 9% |
| Saturday | 87°F | Sunny | 5 to 10 mph NNE | 11% |
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 (5.8 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 20, 2026.