Plainsboro Township Weather Forecast

    • 60
    • 68

    Slight Chance Rain Showers

    • 64
    • 74

    Rain Showers Likely

    • 69
    • 87

    Chance Thunderstorms

    • 66
    • 92

    Chance Thunderstorms

    • 61
    • 84

    Mostly Sunny

    • 66
    • 87

    Partly Sunny

Today 16 Jun Middlesex

Mostly cloudy with a 20 percent chance of Showers. Highs in the upper 60s. East Winds 5 to 10 Mph.

Tonight 16 Jun Middlesex

Cloudy. Lows around 60. East Winds around 5 Mph.

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Plainsboro Township Temperature Statistics

June Temperature

Trenton, Mercer County Airport (12.4 miles)

  • Lowest 2 June, 2025

    45.6 °F

  • Average June

    69.2 °F

  • Highest 12 June, 2025

    88 °F

Climate (2020–Present)

Trenton, Mercer County Airport (12.4 miles)

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  • Average Low 2020–2025

    46.3 °F

  • Average 2020–2025

    55.3 °F

  • Average High 2020–2025

    64.4 °F
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