Dayton Weather Forecast

    • 59
    • 74

    Rain Showers

    • 61
    • 85

    Mostly Sunny

    • 63
    • 87

    Partly Sunny

    • 65
    • 87

    Chance Thunderstorms

    • 65
    • 83

    Chance Thunderstorms

    • 65
    • 87

    Slight Chance Thunderstorms

Today 23 Jun Middlesex

A slight chance of Thunderstorms. Showers. Highs in the mid 70s. Northwest Winds 5 to 10 Mph, becoming north 10 to 15 Mph this afternoon. Chance of rain near 100 percent.

Tonight 23 Jun Middlesex

Mostly cloudy with Showers likely with a slight chance of Thunderstorms in the Evening, then mostly clear after midnight. Lows around 60. North Winds 10 to 15 Mph with Gusts up to 25 Mph. Chance of rain 70 percent.

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Dayton Temperature Statistics

June Temperature

Trenton, Mercer County Airport (17.4 miles)

  • Lowest 2 June, 2026

    46.7 °F

  • Average June

    72.8 °F

  • Highest 12 June, 2026

    94.6 °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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