South Brunswick Township Weather Forecast

    • 54
    • 74

    Decreasing Clouds

    • 63
    • 77

    Mostly Sunny

    • 56
    • 80

    Partly Sunny

    • 54
    • 69

    Rain Showers Likely

    • 44
    • 73

    Rain Showers Likely

    • 36
    • 53

    Mostly Sunny

Today 12 Oct Middlesex

Mostly cloudy with a chance of Showers with a slight chance of Thunderstorms this Morning, then mostly sunny this afternoon. Highs in the mid 70s. North Winds 5 to 10 Mph. Chance of rain 50 percent.

Tonight 12 Oct Middlesex

Partly cloudy in the Evening, then becoming mostly clear. Lows in the mid 50s. Northwest Winds around 5 Mph in the Evening, becoming light and variable.

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South Brunswick Township Temperature Statistics

October Temperature

Trenton, Mercer County Airport (16.2 miles)

  • Lowest 7 October, 2026

    38.6 °F

  • Average October

    61.7 °F

  • Highest 2 October, 2026

    87.7 °F

Climate (2021–2026)

Trenton, Mercer County Airport (16.2 miles)

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  • Average Low 2021–2026

    46 °F

  • Average 2021–2026

    55.3 °F

  • Average High 2021–2026

    64.5 °F
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