Neptune Beach, FL Weather & Growing Conditions
Tonight
76°F
Partly Cloudy
Partly cloudy, with a low around 76. East wind 2 to 13 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 76°F | Partly Cloudy | 2 to 13 mph E | 3% |
| Saturday | 86°F | Mostly Sunny | 3 to 12 mph NE | 7% |
| Saturday Night | 75°F | Partly Cloudy | 2 to 9 mph E | 14% |
| Sunday | 85°F | Chance Showers And Thunderstorms | 3 to 12 mph NE | 30% |
| Sunday Night | 75°F | Chance Showers And Thunderstorms | 2 to 9 mph E | 33% |
| Monday | 85°F | Showers And Thunderstorms Likely | 3 to 12 mph NE | 60% |
| Monday Night | 75°F | Chance Showers And Thunderstorms | 3 to 9 mph SE | 53% |
| Tuesday | 85°F | Showers And Thunderstorms Likely | 3 to 13 mph NE | 65% |
| Tuesday Night | 76°F | Showers And Thunderstorms Likely then Chance Showers And Thunderstorms | 5 to 10 mph E | 65% |
| Wednesday | 84°F | Showers And Thunderstorms Likely | 5 to 16 mph NE | 64% |
| Wednesday Night | 76°F | Showers And Thunderstorms Likely | 9 to 15 mph NE | 64% |
| Thursday | 82°F | Showers And Thunderstorms Likely | 14 to 28 mph NE | 57% |
| Thursday Night | 75°F | Showers And Thunderstorms Likely | 13 to 25 mph NE | 57% |
| Friday | 82°F | Chance Showers And Thunderstorms | 16 to 25 mph NE | 49% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Neptune Beach, FL
Last spring frost
Jan 31
First fall frost
Jan 10
Growing season
345 days
Hardiness zone
9b
Explore more for Neptune Beach, FL: full frost dates · planting calendar · Florida frost dates
Climate data from the nearest NOAA station, Jacksonville Beach, Fl (2.3 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.