Dayton Weather Forecast

    • 64
    • 84

    Increasing Clouds

    • 70
    • 84

    Chance Thunderstorms

    • 72
    • 89

    Chance Thunderstorms

    • 70
    • 90

    Chance Thunderstorms

    • 69
    • 88

    Chance Rain Showers

    • 70
    • 88

    Mostly Sunny

Today 4 Aug Middlesex

Mostly sunny. Highs in the mid 80s. Light and variable Winds, becoming east around 5 Mph this afternoon.

Tonight 4 Aug Middlesex

Partly cloudy in the Evening, then becoming mostly cloudy. Humid with Lows in the mid 60s. Southeast Winds around 5 Mph in the Evening, becoming light and variable.

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Dayton Temperature Statistics

August Temperature

Trenton, Mercer County Airport (17.4 miles)

  • Lowest 1 August, 2026

    67.6 °F

  • Average August

    78.5 °F

  • Highest 1 August, 2026

    88.6 °F

Climate (2021–2026)

Trenton, Mercer County Airport (17.4 miles)

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  • Average Low 2021–2026

    46 °F

  • Average 2021–2026

    55.3 °F

  • Average High 2021–2026

    64.4 °F
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