St. Marks, FL Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for St. Marks, a city in Wakulla County, Florida.
Overnight
72°F
Mostly Clear
Mostly clear, with a low around 72. Wind around 0 mph.
7-day forecast for St. Marks
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 72°F | Mostly Clear | 0 mph | 2% |
| Tuesday | 91°F | Sunny then Chance Showers And Thunderstorms | 0 to 5 mph SW | 48% |
| Tuesday Night | 73°F | Chance Showers And Thunderstorms then Partly Cloudy | 0 to 5 mph SW | 33% |
| Wednesday | 91°F | Slight Chance Rain Showers then Slight Chance Showers And Thunderstorms | 0 to 10 mph S | 16% |
| Wednesday Night | 73°F | Partly Cloudy then Slight Chance Showers And Thunderstorms | 0 to 5 mph W | 17% |
| Thursday | 91°F | Chance Showers And Thunderstorms | 0 to 5 mph SE | 38% |
| Thursday Night | 74°F | Chance Showers And Thunderstorms | 0 mph | 38% |
| Friday | 93°F | Mostly Sunny then Chance Showers And Thunderstorms | 0 to 5 mph ESE | 31% |
| Friday Night | 74°F | Chance Showers And Thunderstorms | 0 mph | 31% |
| Saturday | 91°F | Chance Showers And Thunderstorms | 0 to 5 mph ESE | 51% |
| Saturday Night | 74°F | Chance Showers And Thunderstorms | 0 mph | 51% |
| Sunday | 91°F | Chance Showers And Thunderstorms | 0 to 5 mph SE | 53% |
| Sunday Night | 75°F | Chance Showers And Thunderstorms | 0 to 5 mph W | 34% |
| Monday | 92°F | Chance Showers And Thunderstorms | 0 to 5 mph SSE | 39% |
Forecast source: National Weather Service (api.weather.gov) for St. Marks (30.166, -84.208). Updated through the day.
Growing snapshot for St. Marks
Last spring frost
Mar 11
First fall frost
Nov 21
Growing season
255 days
Hardiness zone
9a
More local growing data for St. Marks: nearby ZIP 32355 weather · frost dates · planting calendar · Florida frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Tallahassee, Fl (17.3 mi from St. Marks). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.