Lambertville Weather Forecast

    • 66
    • 87

    Chance Rain Showers

    • 66
    • 87

    Decreasing Clouds

    • 63
    • 85

    Partly Sunny

    • 63
    • 84

    Partly Sunny

    • 66
    • 85

    Rain Showers Likely

    • 65
    • 85

    Chance Rain Showers

    • 64
    • 84

    Mostly Sunny

Today 12 Aug Hunterdon

Sunny, hot with Highs in the mid 80s. North Winds around 5 Mph.

Tonight 12 Aug Hunterdon

Partly cloudy this Evening, then becoming mostly cloudy. A chance of Thunderstorms. A chance of Showers this Evening, then Showers likely after midnight. Lows in the mid 60s. Southwest Winds around 5 Mph. Chance of rain 70 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Lambertville Temperature Statistics

August Temperature

Trenton, Mercer County Airport (8.7 miles)

  • Lowest 4 August, 2026

    63.6 °F

  • Average August

    79.2 °F

  • Highest 7 August, 2026

    93.7 °F

Climate (2021–2026)

Trenton, Mercer County Airport (8.7 miles)

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  • Average Low 2021–2026

    46 °F

  • Average 2021–2026

    55.3 °F

  • Average High 2021–2026

    64.5 °F
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