Largo, FL Weather & Growing Conditions
Today
91°F
Mostly Sunny then Scattered Showers And Thunderstorms
Scattered showers and thunderstorms after 2pm. Mostly sunny. High near 91, with temperatures falling to around 86 in the afternoon. Heat index values as high as 98. Northeast wind around 6 mph. Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch possible.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 91°F | Mostly Sunny then Scattered Showers And Thunderstorms | 6 mph NE | 45% |
| Tonight | 75°F | Scattered Showers And Thunderstorms | 5 mph ENE | 47% |
| Sunday | 90°F | Mostly Sunny then Scattered Showers And Thunderstorms | 5 mph ENE | 56% |
| Sunday Night | 75°F | Chance Showers And Thunderstorms then Scattered Showers And Thunderstorms | 5 mph NE | 62% |
| Monday | 89°F | Scattered Showers And Thunderstorms | 5 mph E | 67% |
| Monday Night | 76°F | Chance Showers And Thunderstorms then Scattered Showers And Thunderstorms | 5 mph ENE | 67% |
| Tuesday | 89°F | Scattered Showers And Thunderstorms | 5 mph SSE | 59% |
| Tuesday Night | 76°F | Chance Showers And Thunderstorms then Scattered Showers And Thunderstorms | 3 mph NE | 59% |
| Wednesday | 90°F | Scattered Showers And Thunderstorms | 2 to 6 mph NE | 62% |
| Wednesday Night | 76°F | Chance Showers And Thunderstorms then Isolated Showers And Thunderstorms | 6 mph NE | 62% |
| Thursday | 90°F | Mostly Sunny then Scattered Showers And Thunderstorms | 8 mph NE | 46% |
| Thursday Night | 75°F | Scattered Showers And Thunderstorms | 7 mph NE | 46% |
| Friday | 90°F | Mostly Sunny then Scattered Showers And Thunderstorms | 8 mph NE | 39% |
| Friday Night | 75°F | Scattered Showers And Thunderstorms | 8 mph NE | 39% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Largo, FL
Last spring frost
Jan 17
First fall frost
Jan 14
Growing season
365 days
Hardiness zone
10a
Explore more for Largo, FL: full frost dates · planting calendar · Florida frost dates
Climate data from the nearest NOAA station, St Petersburg Intl Ap, Fl (4.4 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.