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National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
7-Day Forecast 39.29°N 75.6°W (Text-Only)
NWS Forecast for: Smyrna DE
Issued by: National Weather Service Philadelphia, PA
Last Update: 4:08 pm EDT Jun 29, 2026		Print

  • Overnight

    Overnight: Mostly clear, with a low around 64. South wind around 5 mph.

    Low: 64 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 89. South wind 5 to 10 mph.

    High: 89 °F

    Sunny

  • Tuesday
    Night

    Tuesday Night: Mostly clear, with a low around 70. Southwest wind around 10 mph, with gusts as high as 20 mph.

    Low: 70 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 94. Heat index values as high as 102. West wind around 10 mph, with gusts as high as 20 mph.

    High: 94 °F

    Sunny

  • Wednesday
    Night

    Wednesday Night: Mostly clear, with a low around 74. Southwest wind 5 to 10 mph.

    Low: 74 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny and hot, with a high near 99.

    High: 99 °F

    Hot

  • Thursday
    Night

    Thursday Night: Clear, with a low around 78.

    Low: 78 °F

    Clear

  • Friday

    Friday: Sunny and hot, with a high near 103.

    High: 103 °F

    Hot

  • Friday
    Night

    Friday Night: Partly cloudy, with a low around 77.

    Low: 77 °F

    Partly Cloudy



    • Overnight: Mostly clear, with a low around 64. South wind around 5 mph.

    Tuesday: Sunny, with a high near 89. South wind 5 to 10 mph.

    Tuesday Night: Mostly clear, with a low around 70. Southwest wind around 10 mph, with gusts as high as 20 mph.

    Wednesday: Sunny, with a high near 94. Heat index values as high as 102. West wind around 10 mph, with gusts as high as 20 mph.

    Wednesday Night: Mostly clear, with a low around 74. Southwest wind 5 to 10 mph.

    Thursday: Sunny and hot, with a high near 99.

    Thursday Night: Clear, with a low around 78.

    Friday: Sunny and hot, with a high near 103.

    Friday Night: Partly cloudy, with a low around 77.

    Independence Day: A chance of showers and thunderstorms after 2pm. Mostly sunny and hot, with a high near 100. Chance of precipitation is 40%.

    Saturday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 75. Chance of precipitation is 40%.

    Sunday: A chance of showers and thunderstorms. Mostly sunny, with a high near 95. Chance of precipitation is 30%.

    Sunday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 74. Chance of precipitation is 40%.

    Monday: A chance of showers and thunderstorms. Partly sunny, with a high near 93. Chance of precipitation is 40%.


    Smyrna DE
     39.29°N 75.6°W (Elev. 20 ft)

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