Dayton Weather Forecast

    • 62
    • 81

    Mostly Cloudy

    • 62
    • 83

    Chance Rain Showers

    • 54
    • 79

    Mostly Sunny

    • 53
    • 76

    Partly Sunny

    • 51
    • 73

    Partly Sunny

    • 52
    • 73

    Partly Sunny

Today 26 May Middlesex

Patchy fog in the morning. Partly sunny. Highs in the lower 80s. Northeast Winds around 5 Mph, becoming south in the afternoon.

Tonight 26 May Middlesex

Mostly cloudy. Lows in the lower 60s. Southwest Winds around 5 Mph.

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Dayton Temperature Statistics

May Temperature

Trenton, Mercer County Airport (17.4 miles)

  • Lowest 12 May, 2026

    40.6 °F

  • Average May

    61.7 °F

  • Highest 19 May, 2026

    96.7 °F

Climate (2021–Present)

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

    64.3 °F
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