Trenton Mercer Airport Weather Forecast

    • 78
    • 97

    Hot

    • 76
    • 99

    Hot

    • 73
    • 95

    Chance Thunderstorms

    • 67
    • 87

    Chance Thunderstorms

    • 67
    • 78

    Chance Thunderstorms

    • 69
    • 83

    Chance Thunderstorms

Today 23 Jun Mercer

Sunny, hot with Highs in the upper 90s. Northwest Winds around 5 Mph. Heat index Values up to 109.

Tonight 23 Jun Mercer

Mostly clear. Humid with Lows in the upper 70s. Southwest Winds around 5 Mph in the Evening, becoming light and variable.

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Trenton Mercer Airport Temperature Statistics

June Temperature

Trenton, Mercer County Airport (0 miles)

  • Lowest 2 June, 2025

    45.6 °F
  • Average June

    69.3 °F
  • Highest 19 June, 2025

    90 °F

Climate (2020–Present)

Trenton, Mercer County Airport (0 miles)

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  • Average Low 2020–2025

    46.3 °F
  • Average 2020–2025

    55.3 °F
  • Average High 2020–2025

    64.4 °F
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