St. Petersburg, FL Weather & Growing Conditions
Overnight
76°F
Partly Cloudy
Partly cloudy, with a low around 76. East northeast wind around 9 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 76°F | Partly Cloudy | 9 mph ENE | 5% |
| Saturday | 88°F | Mostly Sunny then Scattered Showers And Thunderstorms | 2 to 8 mph ENE | 46% |
| Saturday Night | 76°F | Scattered Showers And Thunderstorms | 8 mph ENE | 52% |
| Sunday | 88°F | Mostly Sunny then Scattered Showers And Thunderstorms | 0 to 7 mph E | 61% |
| Sunday Night | 76°F | Chance Showers And Thunderstorms then Scattered Showers And Thunderstorms | 5 to 8 mph NE | 63% |
| Monday | 87°F | Scattered Showers And Thunderstorms | 3 to 7 mph SE | 74% |
| Monday Night | 76°F | Chance Showers And Thunderstorms then Scattered Showers And Thunderstorms | 7 mph ENE | 74% |
| Tuesday | 87°F | Scattered Showers And Thunderstorms | 7 mph SSE | 66% |
| Tuesday Night | 78°F | Chance Showers And Thunderstorms then Scattered Showers And Thunderstorms | 7 mph SSE | 66% |
| Wednesday | 88°F | Scattered Showers And Thunderstorms | 7 mph NE | 67% |
| Wednesday Night | 77°F | Chance Showers And Thunderstorms then Scattered Showers And Thunderstorms | 6 to 12 mph NE | 67% |
| Thursday | 88°F | Mostly Sunny then Scattered Showers And Thunderstorms | 7 to 12 mph ENE | 49% |
| Thursday Night | 77°F | Scattered Showers And Thunderstorms | 9 to 13 mph NE | 49% |
| Friday | 88°F | Mostly Sunny then Scattered Showers And Thunderstorms | 7 to 13 mph NE | 44% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for St. Petersburg, FL
Last spring frost
Jan 17
First fall frost
Jan 15
Growing season
365 days
Hardiness zone
10b
Explore more for St. Petersburg, FL: full frost dates · planting calendar · Florida frost dates
Climate data from the nearest NOAA station, St Petersburg, Fl (0.7 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.