Dayton Weather Forecast

    • 62
    • 75

    Chance Rain Showers

    • 63
    • 81

    Partly Sunny

    • 68
    • 85

    Chance Thunderstorms

    • 67
    • 89

    Chance Thunderstorms

    • 65
    • 86

    Chance Thunderstorms

    • 64
    • 85

    Slight Chance Thunderstorms

Today 7 Jul Middlesex

Cloudy. A chance of Showers this Morning, then a slight chance of Showers and Thunderstorms this afternoon. Highs in the mid 70s. Northeast Winds 5 to 10 Mph with Gusts up to 20 Mph. Chance of rain 40 percent.

Tonight 7 Jul Middlesex

Mostly cloudy. Humid with Lows in the lower 60s. Northeast Winds around 5 Mph.

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Dayton Temperature Statistics

July Temperature

Trenton, Mercer County Airport (17.4 miles)

  • Lowest 1 July, 2026

    71.7 °F

  • Average July

    86.5 °F

  • Highest 2 July, 2026

    101.6 °F

Climate (2021–2026)

Trenton, Mercer County Airport (17.4 miles)

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  • Average Low 2021–2026

    46 °F

  • Average 2021–2026

    55.2 °F

  • Average High 2021–2026

    64.4 °F
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