St. Augustine South, FL Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for St. Augustine South, a community in St. Johns County, Florida.
Overnight
73°F
Partly Cloudy
Partly cloudy. Low around 73, with temperatures rising to around 75 overnight. East wind around 12 mph, with gusts as high as 16 mph.
7-day forecast for St. Augustine South
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 73°F | Partly Cloudy | 12 mph E | 1% |
| Wednesday | 79°F | Partly Sunny | 9 to 13 mph E | 3% |
| Wednesday Night | 71°F | Mostly Cloudy | 1 to 9 mph SE | 4% |
| Thursday | 79°F | Patchy Fog then Sunny | 1 to 8 mph E | 4% |
| Thursday Night | 71°F | Partly Cloudy | 2 to 6 mph SE | 2% |
| Friday | 79°F | Mostly Sunny | 6 mph S | 14% |
| Friday Night | 69°F | Partly Cloudy | 3 to 8 mph SW | 14% |
| Saturday | 75°F | Sunny | 9 mph N | 4% |
| Saturday Night | 61°F | Partly Cloudy | 2 to 7 mph N | 4% |
| Sunday | 73°F | Mostly Sunny | 6 to 9 mph N | 4% |
| Sunday Night | 60°F | Partly Cloudy | 5 to 8 mph N | 5% |
| Monday | 71°F | Slight Chance Rain Showers | 8 to 13 mph N | 15% |
| Monday Night | 59°F | Slight Chance Rain Showers | 8 mph NE | 15% |
| Tuesday | 71°F | Slight Chance Rain Showers | 9 mph N | 16% |
Forecast source: National Weather Service (api.weather.gov) for St. Augustine South (29.845, -81.316). Updated through the day.
Growing snapshot for St. Augustine South
Last spring frost
Feb 1
First fall frost
Jan 5
Growing season
334 days
Hardiness zone
9b
More local growing data for St. Augustine South: nearby ZIP 32080 weather · frost dates · planting calendar · Florida frost dates
Nearby towns & communities
Butler Beach
Crescent Beach
Flagler Estates
Fruit Cove
Nocatee
Sawgrass
St. Augustine
St. Augustine Beach
St. Augustine Shores
Vilano Beach
World Golf Village
Climate data from the nearest NOAA station, St Augustine Lighthouse, Fl (5 mi from St. Augustine South). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.