Harman US

Deltona, FL Weather & Growing Conditions

Today
89°F
Chance Showers And Thunderstorms
A chance of showers and thunderstorms after 10am. Mostly sunny. High near 89, with temperatures falling to around 84 in the afternoon. Northeast wind 5 to 10 mph. Chance of precipitation is 50%. New rainfall amounts less than a tenth of an inch possible.

7-day forecast

WhenTempForecastWindPrecip
Today 89°F Chance Showers And Thunderstorms 5 to 10 mph NE 50%
Tonight 73°F Slight Chance Showers And Thunderstorms then Partly Cloudy 0 to 10 mph ENE 18%
Sunday 89°F Partly Sunny then Chance Showers And Thunderstorms 0 to 10 mph NE 60%
Sunday Night 72°F Chance Showers And Thunderstorms then Mostly Cloudy 0 to 5 mph ENE 52%
Monday 89°F Showers And Thunderstorms Likely 0 to 5 mph NE 70%
Monday Night 73°F Showers And Thunderstorms Likely then Partly Cloudy 0 to 5 mph ENE 70%
Tuesday 90°F Mostly Sunny then Showers And Thunderstorms Likely 0 to 5 mph NNE 70%
Tuesday Night 73°F Showers And Thunderstorms Likely then Slight Chance Showers And Thunderstorms 0 to 5 mph ENE 70%
Wednesday 89°F Showers And Thunderstorms Likely 0 to 10 mph NNE 73%
Wednesday Night 73°F Showers And Thunderstorms Likely then Slight Chance Showers And Thunderstorms 0 to 5 mph NNE 73%
Thursday 88°F Showers And Thunderstorms Likely 5 to 10 mph NNE 62%
Thursday Night 73°F Showers And Thunderstorms Likely then Slight Chance Showers And Thunderstorms 5 to 10 mph NNE 62%
Friday 88°F Slight Chance Rain Showers then Chance Showers And Thunderstorms 5 to 15 mph NNE 50%
Friday Night 72°F Chance Showers And Thunderstorms 5 to 15 mph NNE 50%

Forecast source: National Weather Service (api.weather.gov). Updated through the day.

Growing snapshot for Deltona, FL

Last spring frost
Jan 26
First fall frost
Jan 12
Growing season
359 days
Hardiness zone
9b

Explore more for Deltona, FL: full frost dates · planting calendar · Florida frost dates

Climate data from the nearest NOAA station, Sanford, Fl (5.2 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.