Fernandina Beach, FL Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Fernandina Beach, a city in Nassau County, Florida.
Tonight
75°F
Partly Cloudy
Partly cloudy. Low around 75, with temperatures rising to around 77 overnight. East wind 1 to 8 mph.
7-day forecast for Fernandina Beach
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 75°F | Partly Cloudy | 1 to 8 mph E | 3% |
| Saturday | 86°F | Mostly Sunny | 2 to 8 mph NE | 5% |
| Saturday Night | 75°F | Partly Cloudy | 1 to 6 mph E | 14% |
| Sunday | 85°F | Chance Rain Showers then Chance Showers And Thunderstorms | 2 to 8 mph NE | 33% |
| Sunday Night | 75°F | Chance Showers And Thunderstorms | 1 to 7 mph E | 33% |
| Monday | 85°F | Showers And Thunderstorms Likely | 2 to 8 mph NE | 60% |
| Monday Night | 75°F | Showers And Thunderstorms Likely then Slight Chance Showers And Thunderstorms | 2 to 7 mph E | 57% |
| Tuesday | 85°F | Showers And Thunderstorms Likely | 2 to 8 mph NE | 65% |
| Tuesday Night | 75°F | Showers And Thunderstorms Likely then Chance Showers And Thunderstorms | 2 to 7 mph NE | 65% |
| Wednesday | 84°F | Rain Showers Likely | 5 to 12 mph NE | 65% |
| Wednesday Night | 74°F | Showers And Thunderstorms Likely | 7 to 10 mph NE | 65% |
| Thursday | 82°F | Chance Rain Showers then Chance Showers And Thunderstorms | 12 to 21 mph NE | 49% |
| Thursday Night | 73°F | Chance Showers And Thunderstorms | 8 to 18 mph NE | 49% |
| Friday | 82°F | Chance Rain Showers then Chance Showers And Thunderstorms | 13 to 18 mph NE | 43% |
Forecast source: National Weather Service (api.weather.gov) for Fernandina Beach (30.658, -81.452). Updated through the day.
Growing snapshot for Fernandina Beach
Last spring frost
Feb 2
First fall frost
Jan 4
Growing season
333 days
Hardiness zone
9b
More local growing data for Fernandina Beach: nearby ZIP 32034 weather · frost dates · planting calendar · Florida frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Fernandina Beach, Fl (4.8 mi from Fernandina Beach). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.