Lawrenceville Weather Forecast

    • 63
    • 75

    Patchy Fog

    • 67
    • 83

    Partly Sunny

    • 70
    • 84

    Rain Showers Likely

    • 68
    • 88

    Chance Thunderstorms

    • 62
    • 83

    Slight Chance Thunderstorms

    • 64
    • 84

    Partly Sunny

    • 68
    • 87

    Slight Chance Thunderstorms

Today 7 Jul Mercer

Cloudy. A chance of Showers this morning. Highs in the mid 70s. Northeast Winds 5 to 10 Mph. Chance of rain 40 percent.

Tonight 7 Jul Mercer

Mostly cloudy. Patchy fog after midnight. Lows in the lower 60s. Northeast Winds around 5 Mph.

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  • Temperature Real-Time

Lawrenceville Temperature Statistics

July Temperature

Trenton, Mercer County Airport (4.3 miles)

  • Lowest 1 July, 2026

    71.7 °F

  • Average July

    84.7 °F

  • Highest 2 July, 2026

    101.6 °F

Climate (2021–2026)

Trenton, Mercer County Airport (4.3 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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