Lambertville Weather Forecast

    • 28
    • 36

    Increasing Clouds

    • 22
    • 43

    Partly Sunny

    • 27
    • 37

    Partly Sunny

    • 32
    • 44

    Slight Chance Rain/Snow

    • 29
    • 43

    Mostly Cloudy

    • 40
    • 48

    Chance Rain

Today 20 Dec Hunterdon

Sunny this Morning, then becoming partly sunny. Much cooler with Highs in the mid 30s. West Winds 5 to 10 Mph with Gusts up to 20 Mph, becoming southwest this afternoon.

Tonight 20 Dec Hunterdon

Partly cloudy in the Evening, then becoming mostly cloudy. Cold with Lows in the upper 20s. Temperature rising into the lower 30s after midnight. Southwest Winds around 5 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Lambertville Temperature Statistics

December Temperature

Trenton, Mercer County Airport (8.7 miles)

  • Lowest 9 December, 2025

    10.9 °F

  • Average December

    29.8 °F

  • Highest 17 December, 2025

    44.1 °F

Climate (2020–Present)

Trenton, Mercer County Airport (8.7 miles)

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  • Average Low 2020–2025

    46.2 °F

  • Average 2020–2025

    55.3 °F

  • Average High 2020–2025

    64.3 °F
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