Dayton Weather Forecast

    • 61
    • 84

    Mostly Sunny

    • 66
    • 85

    Chance Thunderstorms

    • 58
    • 84

    Chance Rain Showers

    • 54
    • 77

    Partly Sunny

    • 53
    • 75

    Mostly Sunny

    • 56
    • 79

    Partly Sunny

Today 23 Aug Middlesex

Sunny, hot with Highs in the mid 80s. Southwest Winds 5 to 10 Mph.

Tonight 23 Aug Middlesex

Mostly clear in the Evening, then becoming partly cloudy. Lows in the lower 60s. South Winds 5 to 10 Mph.

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Dayton Temperature Statistics

August Temperature

Trenton, Mercer County Airport (17.4 miles)

  • Lowest 3 August, 2025

    56.6 °F

  • Average August

    73 °F

  • Highest 13 August, 2025

    93.7 °F

Climate (2020–Present)

Trenton, Mercer County Airport (17.4 miles)

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  • Average Low 2020–2025

    46.3 °F

  • Average 2020–2025

    55.4 °F

  • Average High 2020–2025

    64.4 °F
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