Hamilton Square Weather Forecast

    • 49
    • 79

    Chance Rain Showers

    • 43
    • 65

    Chance Rain Showers

    • 46
    • 68

    Mostly Sunny

    • 50
    • 67

    Rain Showers

    • 49
    • 68

    Rain Showers Likely

    • 51
    • 70

    Chance Rain Showers

Today 10 May Mercer

Partly sunny. Areas of fog in the morning. A chance of Showers with a slight chance of Thunderstorms in the afternoon. Warmer with Highs in the upper 70s. Southwest Winds around 5 Mph, becoming west with Gusts up to 20 Mph in the afternoon. Chance of rain 50 percent.

Tonight 10 May Mercer

Mostly cloudy. Areas of fog. Near steady temperature in the upper 40s. Light and variable Winds.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Hamilton Square Temperature Statistics

May Temperature

Trenton, Mercer County Airport (8.7 miles)

  • Lowest 1 May, 2026

    42.7 °F

  • Average May

    57.7 °F

  • Highest 5 May, 2026

    82.7 °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

    64.3 °F
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