South Bay, FL Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for South Bay, a city in Palm Beach County, Florida.
This Afternoon
88°F
Showers And Thunderstorms Likely
Showers and thunderstorms likely. Partly sunny. High near 88, with temperatures falling to around 83 in the afternoon. East wind around 8 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch possible.
7-day forecast for South Bay
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 88°F | Showers And Thunderstorms Likely | 8 mph E | 57% |
| Tonight | 73°F | Chance Showers And Thunderstorms then Partly Cloudy | 1 to 7 mph NE | 49% |
| Saturday | 88°F | Mostly Sunny then Showers And Thunderstorms Likely | 2 to 6 mph N | 65% |
| Saturday Night | 72°F | Showers And Thunderstorms Likely | 0 to 5 mph SE | 64% |
| Sunday | 88°F | Showers And Thunderstorms | 1 to 5 mph SE | 93% |
| Sunday Night | 72°F | Showers And Thunderstorms then Chance Showers And Thunderstorms | 1 to 5 mph SE | 93% |
| Monday | 88°F | Showers And Thunderstorms | 1 to 6 mph S | 92% |
| Monday Night | 72°F | Showers And Thunderstorms | 6 mph S | 92% |
| Tuesday | 88°F | Showers And Thunderstorms | 2 to 6 mph S | 87% |
| Tuesday Night | 73°F | Showers And Thunderstorms | 2 to 6 mph SE | 87% |
| Wednesday | 88°F | Showers And Thunderstorms | 2 to 7 mph SE | 83% |
| Wednesday Night | 73°F | Showers And Thunderstorms | 3 to 7 mph SE | 83% |
| Thursday | 87°F | Showers And Thunderstorms Likely | 3 to 7 mph NW | 66% |
| Thursday Night | 73°F | Showers And Thunderstorms Likely | 3 to 7 mph NE | 66% |
Forecast source: National Weather Service (api.weather.gov) for South Bay (26.688, -80.736). Updated through the day.
Growing snapshot for South Bay
Growing season
365 days
Hardiness zone
10b
More local growing data for South Bay: nearby ZIP 33476 weather · frost dates · planting calendar · Florida frost dates
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Climate data from the nearest NOAA station, Canal Ptda, Fl (4.7 mi from South Bay). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 18, 2026.