Dover International Speedway Weather Forecast

    • 63
    • 73

    Rain Showers

    • 62
    • 79

    Slight Chance Rain Showers

    • 59
    • 84

    Mostly Sunny

    • 58
    • 74

    Partly Sunny

    • 59
    • 74

    Partly Sunny

    • 61
    • 77

    Partly Sunny

Today 17 Sep Kent

Mostly cloudy. Showers with a slight chance of Thunderstorms this Morning, then a chance of Showers and Thunderstorms this afternoon. Highs in the lower 70s. East Winds 10 to 15 Mph. Gusts up to 30 Mph this morning. Chance of rain 90 percent.

Tonight 17 Sep Kent

Mostly cloudy. A chance of Showers and Thunderstorms in the Evening, then a slight chance of Showers after midnight. Humid with Lows in the lower 60s. Northeast Winds 5 to 10 Mph, becoming north after midnight. Chance of rain 50 percent.

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Dover International Speedway Temperature Statistics

September Temperature

Dover Air Force Base (5 miles)

  • Lowest 8 September, 2025

    52.2 °F

  • Average September

    69.8 °F

  • Highest 6 September, 2025

    91.4 °F

Climate (2020–Present)

Dover Air Force Base (5 miles)

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  • Average Low 2020–2025

    49.5 °F

  • Average 2020–2025

    57.7 °F

  • Average High 2020–2025

    66.1 °F
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