Largo, FL Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Largo, a city in Pinellas County, Florida.
Today
88°F
Chance Showers And Thunderstorms then Scattered Showers And Thunderstorms
A chance of showers and thunderstorms before 11am, then scattered showers and thunderstorms. Partly sunny, with a high near 88. Heat index values as high as 97. Southwest wind 5 to 9 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch possible.
7-day forecast for Largo
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 88°F | Chance Showers And Thunderstorms then Scattered Showers And Thunderstorms | 5 to 9 mph SW | 65% |
| Tonight | 77°F | Scattered Showers And Thunderstorms | 2 to 9 mph S | 27% |
| Wednesday | 90°F | Scattered Showers And Thunderstorms | 2 to 8 mph S | 38% |
| Wednesday Night | 76°F | Scattered Showers And Thunderstorms then Mostly Cloudy | 6 mph SE | 45% |
| Thursday | 92°F | Partly Sunny then Chance Showers And Thunderstorms | 7 mph ENE | 71% |
| Thursday Night | 76°F | Chance Showers And Thunderstorms then Partly Cloudy | 7 mph ENE | 71% |
| Friday | 92°F | Mostly Sunny then Chance Showers And Thunderstorms | 7 to 10 mph E | 72% |
| Friday Night | 76°F | Chance Showers And Thunderstorms then Scattered Showers And Thunderstorms | 8 mph E | 72% |
| Saturday | 91°F | Mostly Sunny then Chance Showers And Thunderstorms | 5 to 8 mph SSE | 63% |
| Saturday Night | 77°F | Chance Showers And Thunderstorms then Scattered Showers And Thunderstorms | 6 mph ESE | 63% |
| Sunday | 92°F | Mostly Sunny then Scattered Showers And Thunderstorms | 7 mph S | 40% |
| Sunday Night | 77°F | Scattered Showers And Thunderstorms | 5 mph ENE | 40% |
| Monday | 92°F | Mostly Sunny then Scattered Showers And Thunderstorms | 5 mph S | 26% |
| Monday Night | 78°F | Scattered Showers And Thunderstorms then Partly Cloudy | 5 mph NE | 26% |
Forecast source: National Weather Service (api.weather.gov) for Largo (27.906, -82.767). Updated through the day.
Growing snapshot for Largo
Last spring frost
Jan 17
First fall frost
Jan 14
Growing season
365 days
Hardiness zone
10a
More local growing data for Largo: nearby ZIP 33771 weather · frost dates · planting calendar · Florida frost dates
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Climate data from the nearest NOAA station, St Petersburg Intl Ap, Fl (4.4 mi from Largo). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.