Hamilton Square Weather Forecast

    • 20
    • 36

    Increasing Clouds

    • 28
    • 41

    Snow

    • 16
    • 32

    Chance Snow

    • 18
    • 29

    Mostly Cloudy

    • 20
    • 32

    Partly Sunny

    • 29
    • 42

    Mostly Cloudy

Today 12 Dec Mercer

Sunny. Highs in the mid 30s. West Winds 10 to 15 Mph with Gusts up to 25 Mph.

Tonight 12 Dec Mercer

Mostly clear in the Evening, then becoming mostly cloudy. Cold with Lows around 20. West Winds around 5 Mph.

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  • Temperature Real-Time

Hamilton Square Temperature Statistics

December Temperature

Trenton, Mercer County Airport (8.7 miles)

  • Lowest 9 December, 2025

    10.9 °F

  • Average December

    31.3 °F

  • Highest 10 December, 2025

    43 °F

Climate (2020–Present)

Trenton, Mercer County Airport (8.7 miles)

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  • Average Low 2020–2025

    46.2 °F

  • Average 2020–2025

    55.3 °F

  • Average High 2020–2025

    64.4 °F
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