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National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
7-Day Forecast 28.91°N 81.23°W (Text-Only)
NWS Forecast for: Deltona FL
Issued by: National Weather Service Melbourne, FL
Last Update: 12:14 am EDT Jun 30, 2026		Print

  • Overnight

    Overnight: Mostly clear, with a low around 77. Calm wind.

    Low: 77 °F

    Mostly Clear



  • Tuesday

    Tuesday: Showers and thunderstorms likely, mainly between 2pm and 3pm. Mostly sunny, with a high near 92. Heat index values as high as 102. Light and variable wind becoming east northeast 5 to 10 mph in the afternoon. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 92 °F

    Slight Chance
    T-storms then
    T-storms
    Likely

  • Tuesday
    Night

    Tuesday Night: A 20 percent chance of showers and thunderstorms before 11pm. Partly cloudy, with a low around 75. Northeast wind around 5 mph becoming calm in the evening.

    Low: 75 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Wednesday

    Wednesday: A chance of showers, with thunderstorms also possible after 11am. Mostly sunny, with a high near 90. East northeast wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.

    High: 90 °F

    Chance
    T-storms


  • Wednesday
    Night

    Wednesday Night: A 10 percent chance of showers and thunderstorms before 8pm. Mostly clear, with a low around 74. East northeast wind 5 to 10 mph becoming light in the evening.

    Low: 74 °F

    Slight Chance
    T-storms


  • Thursday

    Thursday: A slight chance of showers, then a chance of showers and thunderstorms after 11am. Mostly sunny, with a high near 91. Light northeast wind becoming east northeast 5 to 10 mph in the morning. Chance of precipitation is 40%.

    High: 91 °F

    Chance
    T-storms


  • Thursday
    Night

    Thursday Night: A 30 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 75. East wind around 5 mph becoming calm in the evening.

    Low: 75 °F

    Chance
    T-storms then
    Mostly Clear

  • Friday

    Friday: Showers and thunderstorms likely, mainly after 2pm. Mostly sunny, with a high near 93. Calm wind becoming east around 5 mph in the afternoon. Chance of precipitation is 70%.

    High: 93 °F

    Slight Chance
    T-storms then
    T-storms
    Likely

  • Friday
    Night

    Friday Night: Showers and thunderstorms likely, mainly before 8pm. Partly cloudy, with a low around 75. East southeast wind around 5 mph becoming calm in the evening. Chance of precipitation is 60%.

    Low: 75 °F

    T-storms
    Likely then
    Slight Chance
    T-storms

    • Overnight: Mostly clear, with a low around 77. Calm wind.

    Tuesday: Showers and thunderstorms likely, mainly between 2pm and 3pm. Mostly sunny, with a high near 92. Heat index values as high as 102. Light and variable wind becoming east northeast 5 to 10 mph in the afternoon. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Tuesday Night: A 20 percent chance of showers and thunderstorms before 11pm. Partly cloudy, with a low around 75. Northeast wind around 5 mph becoming calm in the evening.

    Wednesday: A chance of showers, with thunderstorms also possible after 11am. Mostly sunny, with a high near 90. East northeast wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.

    Wednesday Night: A 10 percent chance of showers and thunderstorms before 8pm. Mostly clear, with a low around 74. East northeast wind 5 to 10 mph becoming light in the evening.

    Thursday: A slight chance of showers, then a chance of showers and thunderstorms after 11am. Mostly sunny, with a high near 91. Light northeast wind becoming east northeast 5 to 10 mph in the morning. Chance of precipitation is 40%.

    Thursday Night: A 30 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 75. East wind around 5 mph becoming calm in the evening.

    Friday: Showers and thunderstorms likely, mainly after 2pm. Mostly sunny, with a high near 93. Calm wind becoming east around 5 mph in the afternoon. Chance of precipitation is 70%.

    Friday Night: Showers and thunderstorms likely, mainly before 8pm. Partly cloudy, with a low around 75. East southeast wind around 5 mph becoming calm in the evening. Chance of precipitation is 60%.

    Independence Day: Showers and thunderstorms likely, mainly after 2pm. Mostly sunny, with a high near 93. Calm wind becoming south southwest around 5 mph in the afternoon. Chance of precipitation is 60%.

    Saturday Night: Showers and thunderstorms likely. Partly cloudy, with a low around 75. Southeast wind around 5 mph. Chance of precipitation is 60%.

    Sunday: A 50 percent chance of showers and thunderstorms. Mostly sunny, with a high near 94. South southwest wind around 5 mph.

    Sunday Night: A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 76. South wind around 5 mph becoming calm in the evening.

    Monday: A 50 percent chance of showers and thunderstorms. Sunny, with a high near 94. South southwest wind 5 to 10 mph.


    Deltona FL
     28.91°N 81.23°W (Elev. 98 ft)

    Visit your local NWS office at: https://www.weather.gov/mlb