West Windsor Township Weather Forecast

    • 43
    • 52

    Rain

    • 32
    • 66

    Rain Showers

    • 22
    • 40

    Partly Sunny

    • 27
    • 40

    Mostly Cloudy

    • 32
    • 50

    Mostly Cloudy

    • 36
    • 55

    Chance Rain

Today 15 Mar Mercer

Mostly cloudy this Morning, then becoming partly sunny. Highs in the lower 50s. East Winds 5 to 10 Mph.

Tonight 15 Mar Mercer

Rain with a slight chance of Thunderstorms after midnight. Not as cool with Lows in the lower 40s. Temperature rising into the lower 50s after midnight. Southeast Winds 10 to 15 Mph with Gusts up to 25 Mph. Chance of rain near 100 percent.

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West Windsor Township Temperature Statistics

March Temperature

Trenton, Mercer County Airport (9.9 miles)

  • Lowest 2 March, 2026

    21.7 °F

  • Average March

    45.2 °F

  • Highest 10 March, 2026

    79 °F

Climate (2021–Present)

Trenton, Mercer County Airport (9.9 miles)

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  • Average Low 2021–2026

    46 °F

  • Average 2021–2026

    55.2 °F

  • Average High 2021–2026

    64.3 °F
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