Hamilton Square Weather Forecast

    • 42
    • 65

    Gradual Clearing

    • 43
    • 63

    Partly Sunny

    • 39
    • 60

    Chance Rain Showers

    • 42
    • 60

    Mostly Sunny

    • 51
    • 68

    Mostly Cloudy

    • 47
    • 73

    Slight Chance Rain Showers

Today 30 Apr Mercer

Mostly cloudy in the Morning, then becoming mostly sunny. Highs in the mid 60s. Northwest Winds 5 to 10 Mph.

Tonight 30 Apr Mercer

Showers with a slight chance of Thunderstorms. Near steady temperature in the upper 40s. Southeast Winds around 5 Mph. Chance of rain 90 percent.

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Hamilton Square Temperature Statistics

April Temperature

Trenton, Mercer County Airport (8.7 miles)

  • Lowest 8 April, 2026

    27.6 °F

  • Average April

    56.9 °F

  • Highest 15 April, 2026

    88.6 °F

Climate (2021–Present)

Trenton, Mercer County Airport (8.7 miles)

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  • Average Low 2021–2026

    46 °F

  • Average 2021–2026

    55.2 °F

  • Average High 2021–2026

    64.4 °F
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