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.
This Afternoon
83°F
Slight Chance Showers And Thunderstorms
A slight chance of showers and thunderstorms. Mostly sunny. High near 83, with temperatures falling to around 81 in the afternoon. Northeast wind around 14 mph, with gusts as high as 17 mph. Chance of precipitation is 20%.
7-day forecast for St. Augustine South
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 83°F | Slight Chance Showers And Thunderstorms | 14 mph NE | 16% |
| Tonight | 76°F | Slight Chance Showers And Thunderstorms then Partly Cloudy | 3 to 13 mph NE | 16% |
| Saturday | 84°F | Mostly Sunny | 5 to 14 mph NE | 14% |
| Saturday Night | 76°F | Partly Cloudy then Slight Chance Showers And Thunderstorms | 2 to 10 mph E | 21% |
| Sunday | 83°F | Chance Showers And Thunderstorms | 3 to 12 mph NE | 37% |
| Sunday Night | 76°F | Chance Showers And Thunderstorms | 2 to 10 mph E | 37% |
| Monday | 83°F | Showers And Thunderstorms Likely | 3 to 13 mph NE | 60% |
| Monday Night | 74°F | Showers And Thunderstorms Likely then Chance Showers And Thunderstorms | 1 to 10 mph SE | 58% |
| Tuesday | 86°F | Chance Showers And Thunderstorms then Slight Chance Showers And Thunderstorms | 1 to 9 mph NE | 64% |
| Tuesday Night | 74°F | Showers And Thunderstorms Likely then Chance Showers And Thunderstorms | 1 to 8 mph SE | 64% |
| Wednesday | 86°F | Showers And Thunderstorms Likely | 2 to 14 mph N | 62% |
| Wednesday Night | 74°F | Showers And Thunderstorms Likely | 5 to 13 mph NE | 62% |
| Thursday | 84°F | Showers And Thunderstorms Likely | 9 to 24 mph NE | 64% |
| Thursday Night | 74°F | Showers And Thunderstorms Likely | 9 to 22 mph NE | 64% |
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
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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 Sep 19, 2026.