Hamilton Square Weather Forecast

    • 42
    • 57

    Breezy

    • 35
    • 58

    Partly Sunny

    • 39
    • 60

    Partly Sunny

    • 42
    • 60

    Chance Rain Showers

    • 38
    • 59

    Mostly Sunny

    • 45
    • 59

    Chance Rain Showers

Today 31 Oct Mercer

Mostly cloudy and breezy. Highs in the upper 50s. West Winds 20 to 25 Mph with Gusts up to 45 Mph.

Tonight 31 Oct Mercer

Partly cloudy in the Evening, then clearing. Breezy with Lows in the lower 40s. West Winds 15 to 25 Mph. Gusts up to 45 Mph in the evening.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Hamilton Square Temperature Statistics

October Temperature

Trenton, Mercer County Airport (8.7 miles)

  • Lowest 27 October, 2025

    35.1 °F

  • Average October

    56.7 °F

  • Highest 5 October, 2025

    82.9 °F

Climate (2020–Present)

Trenton, Mercer County Airport (8.7 miles)

Take a look at our website widgetsAvailable free! Find Out More

  • Average Low 2020–2025

    46.3 °F

  • Average 2020–2025

    55.4 °F

  • Average High 2020–2025

    64.5 °F
Get WillyWeather+ to remove ads