Lambertville Weather Forecast

    • 46
    • 65

    Chance Rain Showers

    • 49
    • 55

    Rain Showers

    • 54
    • 65

    Rain Showers Likely

    • 58
    • 75

    Chance Rain Showers

    • 59
    • 79

    Mostly Cloudy

    • 60
    • 83

    Slight Chance Thunderstorms

Today 22 May Hunterdon

Mostly cloudy. Highs in the mid 60s. East Winds 5 to 10 Mph with Gusts up to 20 Mph.

Tonight 22 May Hunterdon

Cloudy. A chance of rain after midnight. Lows in the mid 40s. East Winds 5 to 10 Mph. Chance of rain 50 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Lambertville Temperature Statistics

May Temperature

Trenton, Mercer County Airport (8.7 miles)

  • Lowest 12 May, 2026

    40.6 °F

  • Average May

    62.4 °F

  • Highest 19 May, 2026

    95 °F

Climate (2021–Present)

Trenton, Mercer County Airport (8.7 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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