South Brunswick Township Weather Forecast

    • 0
    • 21

    Becoming Sunny

    • -3
    • 17

    Mostly Sunny

    • 10
    • 19

    Mostly Cloudy

    • 13
    • 23

    Chance Snow

    • 13
    • 31

    Partly Sunny

    • 11
    • 32

    Partly Sunny

Today 29 Jan Middlesex

Sunny, cold with Highs in the lower 20s. West Winds 5 to 10 Mph with Gusts up to 20 Mph. Wind chill Values as low as 11 below in the morning.

Tonight 29 Jan Middlesex

Mostly clear. Cold with Lows around 1 above. West Winds 5 to 10 Mph.

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South Brunswick Township Temperature Statistics

January Temperature

Trenton, Mercer County Airport (16.2 miles)

  • Lowest 21 January, 2026

    -0.3 °F

  • Average January

    30.6 °F

  • Highest 14 January, 2026

    54.6 °F

Climate (2021–Present)

Trenton, Mercer County Airport (16.2 miles)

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  • Average Low 2021–2026

    46.1 °F

  • Average 2021–2026

    55.2 °F

  • Average High 2021–2026

    64.3 °F
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