Gretna, FL Weather & Growing Conditions
Today
95°F
Mostly Sunny then Slight Chance Showers And Thunderstorms
A slight chance of showers and thunderstorms after 5pm. Mostly sunny, with a high near 95. Northeast wind 0 to 5 mph. Chance of precipitation is 20%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 95°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 0 to 5 mph NE | 18% |
| Tonight | 73°F | Slight Chance Showers And Thunderstorms then Partly Cloudy | 0 to 5 mph SSE | 24% |
| Sunday | 93°F | Mostly Sunny then Chance Showers And Thunderstorms | 0 to 5 mph NE | 50% |
| Sunday Night | 72°F | Showers And Thunderstorms Likely then Chance Showers And Thunderstorms | 0 to 5 mph E | 58% |
| Monday | 92°F | Sunny then Chance Showers And Thunderstorms | 0 to 5 mph ENE | 49% |
| Monday Night | 72°F | Chance Showers And Thunderstorms then Partly Cloudy | 0 to 5 mph ESE | 49% |
| Tuesday | 91°F | Mostly Sunny then Chance Showers And Thunderstorms | 0 to 5 mph ENE | 35% |
| Tuesday Night | 72°F | Chance Showers And Thunderstorms then Partly Cloudy | 0 to 5 mph E | 35% |
| Wednesday | 90°F | Sunny then Slight Chance Showers And Thunderstorms | 5 to 10 mph NE | 21% |
| Wednesday Night | 71°F | Slight Chance Showers And Thunderstorms then Mostly Clear | 5 to 10 mph ENE | 21% |
| Thursday | 88°F | Sunny | 10 mph NE | 8% |
| Thursday Night | 70°F | Mostly Clear | 5 to 10 mph NE | 8% |
| Friday | 88°F | Sunny | 5 to 10 mph NE | 7% |
| Friday Night | 68°F | Partly Cloudy | 5 to 10 mph NE | 7% |
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 Sep 19, 2026.