St. Petersburg, FL Weather & Growing Conditions
Today
85°F
Scattered Showers And Thunderstorms then Chance Showers And Thunderstorms
Scattered showers and thunderstorms before 9am, then a chance of showers and thunderstorms between 9am and 2pm, then scattered showers and thunderstorms. Partly sunny, with a high near 85. Southwest wind around 9 mph. Chance of precipitation is 60%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 85°F | Scattered Showers And Thunderstorms then Chance Showers And Thunderstorms | 9 mph SW | 57% |
| Tonight | 78°F | Scattered Showers And Thunderstorms | 7 mph SSW | 25% |
| Wednesday | 87°F | Scattered Showers And Thunderstorms | 6 mph S | 37% |
| Wednesday Night | 78°F | Scattered Showers And Thunderstorms then Mostly Cloudy | 8 mph ESE | 53% |
| Thursday | 89°F | Partly Sunny then Chance Showers And Thunderstorms | 9 mph E | 73% |
| Thursday Night | 78°F | Chance Showers And Thunderstorms then Mostly Cloudy | 8 to 12 mph E | 73% |
| Friday | 88°F | Mostly Sunny then Widespread Showers And Thunderstorms | 9 to 14 mph ENE | 76% |
| Friday Night | 78°F | Widespread Showers And Thunderstorms then Scattered Showers And Thunderstorms | 12 mph E | 76% |
| Saturday | 88°F | Mostly Sunny then Chance Showers And Thunderstorms | 5 to 10 mph SE | 67% |
| Saturday Night | 78°F | Chance Showers And Thunderstorms then Isolated Showers And Thunderstorms | 5 to 9 mph SE | 67% |
| Sunday | 88°F | Mostly Sunny then Scattered Showers And Thunderstorms | 5 to 9 mph S | 48% |
| Sunday Night | 79°F | Scattered Showers And Thunderstorms | 7 mph ENE | 48% |
| Monday | 89°F | Mostly Sunny then Scattered Showers And Thunderstorms | 5 to 8 mph SSE | 33% |
| Monday Night | 79°F | Scattered Showers And Thunderstorms then Partly Cloudy | 7 mph NE | 33% |
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 (2.2 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.