Casselberry, FL Weather & Growing Conditions
Today
88°F
Chance Showers And Thunderstorms
A chance of showers and thunderstorms after 10am. Mostly sunny. High near 88, with temperatures falling to around 83 in the afternoon. East northeast wind 5 to 10 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 | 88°F | Chance Showers And Thunderstorms | 5 to 10 mph ENE | 54% |
| Tonight | 74°F | Chance Showers And Thunderstorms then Partly Cloudy | 0 to 10 mph ENE | 31% |
| Sunday | 88°F | Partly Sunny then Chance Showers And Thunderstorms | 0 to 10 mph NE | 68% |
| Sunday Night | 73°F | Chance Showers And Thunderstorms then Partly Cloudy | 0 to 5 mph E | 54% |
| Monday | 88°F | Slight Chance Showers And Thunderstorms | 0 to 5 mph ENE | 70% |
| Monday Night | 73°F | Showers And Thunderstorms Likely then Partly Cloudy | 0 to 5 mph ESE | 70% |
| Tuesday | 89°F | Mostly Sunny then Showers And Thunderstorms Likely | 0 to 5 mph ENE | 70% |
| Tuesday Night | 74°F | Showers And Thunderstorms Likely then Slight Chance Showers And Thunderstorms | 0 to 5 mph ESE | 70% |
| Wednesday | 88°F | Showers And Thunderstorms Likely | 0 to 10 mph NE | 71% |
| Wednesday Night | 74°F | Showers And Thunderstorms Likely | 0 to 10 mph NNE | 71% |
| Thursday | 88°F | Showers And Thunderstorms Likely | 5 to 15 mph NNE | 62% |
| Thursday Night | 74°F | Showers And Thunderstorms Likely then Slight Chance Showers And Thunderstorms | 5 to 10 mph NNE | 62% |
| Friday | 88°F | Chance Showers And Thunderstorms | 5 to 15 mph NNE | 50% |
| Friday Night | 73°F | Chance Showers And Thunderstorms then Partly Cloudy | 5 to 15 mph NNE | 50% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Casselberry, FL
Last spring frost
Jan 17
First fall frost
Jan 13
Growing season
365 days
Hardiness zone
10a
Explore more for Casselberry, FL: full frost dates · planting calendar · Florida frost dates
Climate data from the nearest NOAA station, Orlando Executive Ap, Fl (8.3 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.