Middletown Weather Forecast

    • 71
    • 93

    Chance Thunderstorms

    • 70
    • 92

    Chance Rain Showers

    • 64
    • 83

    Partly Sunny

    • 70
    • 89

    Chance Rain Showers

    • 67
    • 88

    Chance Rain Showers

    • 64
    • 83

    Chance Rain Showers

Today 16 Sep Butler

Partly cloudy. A slight chance of Showers and Thunderstorms this Morning, then a chance of Showers and Thunderstorms this afternoon. Hot with Highs in the lower 90s. Southwest Winds around 5 Mph, becoming west around 5 Mph late. Chance of rain 30 percent. Heat index Values up to 104 this afternoon.

Tonight 16 Sep Butler

Partly cloudy. A slight chance of Showers and Thunderstorms in the evening. Muggy and Unseasonably warm. Lows in the lower 70s. North Winds around 5 Mph, becoming south after midnight. Chance of rain 20 percent.

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Middletown Temperature Statistics

September Temperature

Hook Field Municipal Airport (0.6 miles)

  • Lowest 7 September, 2026

    59 °F

  • Average September

    76.8 °F

  • Highest 1 September, 2026

    95 °F

Climate (2021–2026)

Hook Field Municipal Airport (0.6 miles)

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  • Average Low 2021–2026

    44 °F

  • Average 2021–2026

    54.7 °F

  • Average High 2021–2026

    65.2 °F
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