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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

WhenTempForecastWindPrecip
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.