Hamilton Square Weather Forecast

    • 71
    • 93

    Chance Thunderstorms

    • 65
    • 84

    Partly Sunny

    • 71
    • 86

    Rain Showers Likely

    • 66
    • 87

    Rain Showers Likely

    • 63
    • 83

    Partly Sunny

    • 65
    • 84

    Slight Chance Thunderstorms

Today 17 Jul Mercer

Mostly sunny with a slight chance of Showers and Thunderstorms. Hot with Highs in the lower 90s. Southwest Winds 5 to 10 Mph. Chance of rain 20 percent.

Tonight 17 Jul Mercer

Mostly clear. Humid with Lows in the lower 70s. West Winds 5 to 10 Mph with Gusts up to 20 Mph, becoming northwest after midnight.

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Hamilton Square Temperature Statistics

July Temperature

Trenton, Mercer County Airport (8.7 miles)

  • Lowest 5 July, 2025

    59.6 °F

  • Average July

    77.8 °F

  • Highest 8 July, 2025

    93.7 °F

Climate (2020–Present)

Trenton, Mercer County Airport (8.7 miles)

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  • Average Low 2020–2025

    46.3 °F

  • Average 2020–2025

    55.4 °F

  • Average High 2020–2025

    64.4 °F
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