Hamilton Square Weather Forecast

    • 27
    • 33

    Chance Snow

    • 24
    • 42

    Mostly Cloudy

    • 23
    • 41

    Slight Chance Rain/Snow

    • 14
    • 33

    Mostly Sunny

    • 26
    • 36

    Chance Snow

    • 36
    • 47

    Chance Rain

Today 5 Dec Mercer

Partly sunny this Morning, then cloudy with a slight chance of snow this afternoon. Cold with Highs in the lower 30s. Northeast Winds around 5 Mph. Chance of snow 20 percent.

Tonight 5 Dec Mercer

Cloudy with a slight chance of snow and freezing drizzle. Cold. Near steady temperature in the upper 20s. Northeast Winds around 5 Mph in the Evening, becoming light and variable. Chance of precipitation 20 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Hamilton Square Temperature Statistics

December Temperature

Trenton, Mercer County Airport (8.7 miles)

  • Lowest 1 December, 2025

    28.9 °F

  • Average December

    34.8 °F

  • Highest 1 December, 2025

    42.1 °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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