St. Marks, FL Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for St. Marks, a city in Wakulla County, Florida.
This Afternoon
79°F
Scattered Showers And Thunderstorms
Scattered showers and thunderstorms. Mostly sunny, with a high near 79. South wind 5 to 10 mph. Chance of precipitation is 50%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast for St. Marks
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 79°F | Scattered Showers And Thunderstorms | 5 to 10 mph S | 54% |
| Tonight | 69°F | Isolated Rain Showers then Partly Cloudy | 0 to 5 mph S | 24% |
| Thursday | 81°F | Mostly Sunny | 0 to 5 mph S | 7% |
| Thursday Night | 66°F | Partly Cloudy | 0 to 5 mph S | 3% |
| Friday | 80°F | Isolated Rain Showers | 0 to 5 mph SW | 18% |
| Friday Night | 59°F | Partly Cloudy | 0 to 5 mph WNW | 11% |
| Saturday | 78°F | Sunny | 5 mph NNW | 1% |
| Saturday Night | 51°F | Partly Cloudy | 5 mph NNW | 1% |
| Sunday | 75°F | Mostly Sunny | 0 to 5 mph N | 1% |
| Sunday Night | 51°F | Partly Cloudy | 0 mph | 1% |
| Monday | 73°F | Mostly Sunny then Slight Chance Rain Showers | 0 to 5 mph ENE | 15% |
| Monday Night | 49°F | Slight Chance Rain Showers | 0 mph | 15% |
| Tuesday | 73°F | Slight Chance Rain Showers | 0 mph | 15% |
| Tuesday Night | 51°F | Slight Chance Rain Showers | 0 mph | 15% |
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 Nov 5, 2026.