Cedar Key, FL Weather & Growing Conditions
This Afternoon
92°F
Isolated Showers And Thunderstorms
Isolated showers and thunderstorms before 5pm, then scattered showers and thunderstorms. Mostly sunny. High near 92, with temperatures falling to around 87 in the afternoon. Heat index values as high as 100. North wind around 5 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 |
|---|---|---|---|---|
| This Afternoon | 92°F | Isolated Showers And Thunderstorms | 5 mph N | 27% |
| Tonight | 71°F | Scattered Showers And Thunderstorms then Mostly Cloudy | 3 mph NE | 26% |
| Sunday | 91°F | Partly Sunny then Scattered Showers And Thunderstorms | 5 mph NE | 44% |
| Sunday Night | 72°F | Scattered Showers And Thunderstorms then Isolated Showers And Thunderstorms | 3 mph NE | 28% |
| Monday | 91°F | Mostly Sunny then Chance Showers And Thunderstorms | 3 mph ENE | 60% |
| Monday Night | 72°F | Chance Showers And Thunderstorms | 2 mph ENE | 60% |
| Tuesday | 90°F | Isolated Showers And Thunderstorms | 5 mph E | 65% |
| Tuesday Night | 72°F | Chance Showers And Thunderstorms then Isolated Showers And Thunderstorms | 3 mph NE | 65% |
| Wednesday | 90°F | Scattered Showers And Thunderstorms | 6 mph NNE | 46% |
| Wednesday Night | 72°F | Scattered Showers And Thunderstorms then Partly Cloudy | 7 mph NE | 46% |
| Thursday | 90°F | Mostly Sunny then Scattered Showers And Thunderstorms | 7 to 10 mph NE | 29% |
| Thursday Night | 71°F | Scattered Showers And Thunderstorms then Partly Cloudy | 5 to 9 mph NE | 29% |
| Friday | 89°F | Mostly Sunny then Scattered Showers And Thunderstorms | 8 mph NNE | 27% |
| Friday Night | 70°F | Scattered Showers And Thunderstorms then Partly Cloudy | 7 mph NNE | 27% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Cedar Key, FL
Last spring frost
Feb 28
First fall frost
Dec 2
Growing season
279 days
Hardiness zone
9b
Explore more for Cedar Key, FL: full frost dates · planting calendar · Florida frost dates
Climate data from the nearest NOAA station, Usher Twr, Fl (17.1 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.