San Castle, FL Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for San Castle, a community in Palm Beach County, Florida.
Tonight
75°F
Chance Showers And Thunderstorms
A chance of showers and thunderstorms before 7pm, then a chance of showers and thunderstorms between 7pm and 10pm, then a chance of showers and thunderstorms. Mostly cloudy, with a low around 75. East wind around 12 mph, with gusts as high as 20 mph. Chance of precipitation is 50%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast for San Castle
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 75°F | Chance Showers And Thunderstorms | 12 mph E | 50% |
| Wednesday | 83°F | Chance Showers And Thunderstorms then Partly Sunny | 7 to 12 mph E | 30% |
| Wednesday Night | 74°F | Partly Cloudy | 3 to 7 mph E | 8% |
| Thursday | 84°F | Sunny | 5 to 8 mph NE | 2% |
| Thursday Night | 72°F | Mostly Clear | 2 to 6 mph NE | 2% |
| Friday | 83°F | Sunny | 6 mph NE | 9% |
| Friday Night | 70°F | Mostly Clear | 0 to 3 mph N | 9% |
| Saturday | 83°F | Sunny | 5 mph N | 4% |
| Saturday Night | 70°F | Mostly Clear | 3 mph N | 4% |
| Sunday | 83°F | Sunny | 2 to 6 mph N | 12% |
| Sunday Night | 69°F | Slight Chance Rain Showers | 6 mph N | 18% |
| Monday | 80°F | Chance Rain Showers | 6 to 10 mph N | 28% |
| Monday Night | 67°F | Chance Rain Showers then Partly Cloudy | 9 mph NE | 28% |
| Tuesday | 79°F | Slight Chance Rain Showers | 12 mph NE | 23% |
Forecast source: National Weather Service (api.weather.gov) for San Castle (26.565, -80.061). Updated through the day.
Growing snapshot for San Castle
Growing season
365 days
Hardiness zone
10b
More local growing data for San Castle: nearby ZIP 33462 weather · frost dates · planting calendar · Florida frost dates
Nearby towns & communities
Acacia Villas
Atlantis
Belle Glade
Boca Raton
Boynton Beach
Briny Breezes
Cabana Colony
Canal Point
Cloud Lake
Delray Beach
Glen Ridge
Golf
Greenacres
Gulf Stream
Gun Club Estates
Haverhill
Highland Beach
Hypoluxo
Juno Beach
Juno Ridge
Jupiter
Jupiter Farms
Jupiter Inlet Colony
Kenwood Estates
Lake Belvedere Estates
Lake Clarke Shores
Lake Harbor
Lake Park
Lake Worth Beach
Lantana
Climate data from the nearest NOAA station, West Palm Beach Intl Ap, Fl (7.7 mi from San Castle). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.