Palm Harbor, FL Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Palm Harbor, a community in Pinellas County, Florida.
This Afternoon
85°F
Chance Showers And Thunderstorms
A chance of showers and thunderstorms before 5pm, then scattered showers and thunderstorms. Partly sunny. High near 85, with temperatures falling to around 79 in the afternoon. East southeast wind around 9 mph. Chance of precipitation is 60%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast for Palm Harbor
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 85°F | Chance Showers And Thunderstorms | 9 mph ESE | 62% |
| Tonight | 71°F | Scattered Showers And Thunderstorms then Partly Cloudy | 5 to 8 mph ESE | 32% |
| Wednesday | 85°F | Partly Sunny then Isolated Showers And Thunderstorms | 2 to 7 mph SE | 25% |
| Wednesday Night | 70°F | Isolated Showers And Thunderstorms then Partly Cloudy | 2 mph NE | 23% |
| Thursday | 84°F | Sunny | 5 mph W | 6% |
| Thursday Night | 69°F | Partly Cloudy | 3 mph NNE | 6% |
| Friday | 82°F | Mostly Sunny | 1 to 7 mph SSE | 3% |
| Friday Night | 70°F | Mostly Clear | 5 mph NNW | 2% |
| Saturday | 79°F | Sunny | 2 to 9 mph NNW | 3% |
| Saturday Night | 65°F | Mostly Clear | 7 mph N | 4% |
| Sunday | 77°F | Mostly Sunny | 5 to 9 mph N | 10% |
| Sunday Night | 64°F | Partly Cloudy then Isolated Rain Showers | 9 mph N | 17% |
| Monday | 75°F | Isolated Rain Showers | 9 to 13 mph N | 20% |
| Monday Night | 61°F | Isolated Rain Showers then Partly Cloudy | 12 mph NNE | 15% |
Forecast source: National Weather Service (api.weather.gov) for Palm Harbor (28.085, -82.758). Updated through the day.
Growing snapshot for Palm Harbor
Last spring frost
Jan 20
First fall frost
Jan 9
Growing season
354 days
Hardiness zone
10a
More local growing data for Palm Harbor: nearby ZIP 34683 weather · frost dates · planting calendar · Florida frost dates
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Climate data from the nearest NOAA station, Tarpon Spgs Sewage Plt, Fl (4.5 mi from Palm Harbor). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.