South Brunswick Township Weather Forecast

    • 56
    • 94

    Rain Showers

    • 50
    • 66

    Rain Showers Likely

    • 47
    • 65

    Rain Showers

    • 49
    • 58

    Rain Showers

    • 53
    • 64

    Chance Rain Showers

    • 57
    • 74

    Chance Rain Showers

Today 20 May Middlesex

Mostly sunny. Showers likely with a chance of Thunderstorms this afternoon. Hot with Highs in the mid 90s. West Winds 5 to 10 Mph with Gusts up to 20 Mph. Chance of rain 60 percent.

Tonight 20 May Middlesex

Mostly cloudy. Showers likely with a chance of Thunderstorms in the Evening, then a chance of Showers after midnight. Much cooler with Lows in the upper 50s. North Winds 5 to 10 Mph. Chance of rain 70 percent.

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South Brunswick Township Temperature Statistics

May Temperature

Trenton, Mercer County Airport (16.2 miles)

  • Lowest 12 May, 2026

    40.6 °F

  • Average May

    60.5 °F

  • Highest 18 May, 2026

    93.9 °F

Climate (2021–Present)

Trenton, Mercer County Airport (16.2 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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