Lambertville Weather Forecast

    • 52
    • 73

    Rain Showers

    • 48
    • 66

    Chance Rain Showers

    • 50
    • 69

    Slight Chance Rain Showers

    • 58
    • 81

    Mostly Sunny

    • 62
    • 87

    Mostly Sunny

    • 64
    • 89

    Partly Sunny

Today 13 May Hunterdon

Mostly cloudy. Highs in the lower 70s. South Winds 10 to 15 Mph with Gusts up to 30 Mph.

Tonight 13 May Hunterdon

A slight chance of Thunderstorms. A chance of Showers in the Evening, then Showers after midnight. Lows in the lower 50s. South Winds 10 to 15 Mph with Gusts up to 25 Mph, Diminishing to around 5 Mph after midnight. Chance of rain 90 percent.

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Lambertville Temperature Statistics

May Temperature

Trenton, Mercer County Airport (8.7 miles)

  • Lowest 1 May, 2026

    42.7 °F
  • Average May

    57.8 °F
  • Highest 5 May, 2026

    82.7 °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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