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
68°F
Chance Rain Showers
A chance of rain showers between 1am and 5am. Mostly cloudy, with a low around 68. East southeast wind around 5 mph. Chance of precipitation is 30%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast for St. Marks
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 68°F | Chance Rain Showers | 5 mph ESE | 26% |
| Wednesday | 80°F | Chance Showers And Thunderstorms | 5 to 10 mph SSE | 29% |
| Wednesday Night | 67°F | Slight Chance Showers And Thunderstorms then Partly Cloudy | 0 mph | 18% |
| Thursday | 82°F | Mostly Sunny | 0 to 5 mph SSE | 12% |
| Thursday Night | 66°F | Partly Cloudy | 0 mph | 12% |
| Friday | 83°F | Partly Sunny | 0 to 5 mph WSW | 14% |
| Friday Night | 59°F | Mostly Cloudy | 0 mph | 14% |
| Saturday | 80°F | Mostly Sunny then Slight Chance Rain Showers | 5 mph NNW | 16% |
| Saturday Night | 52°F | Slight Chance Rain Showers | 0 mph | 16% |
| Sunday | 75°F | Mostly Sunny | 0 to 5 mph NNW | 13% |
| Sunday Night | 50°F | Slight Chance Rain Showers | 5 mph NNW | 15% |
| Monday | 73°F | Slight Chance Rain Showers | 5 mph N | 15% |
| Monday Night | 48°F | Slight Chance Rain Showers then Mostly Clear | 0 to 5 mph N | 15% |
| Tuesday | 75°F | Slight Chance Rain Showers | 5 mph SSE | 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 4, 2026.