Lawrenceville Weather Forecast

    • 45
    • 78

    Rain Showers Likely

    • 29
    • 54

    Rain Showers Likely

    • 38
    • 49

    Partly Sunny

    • 33
    • 52

    Mostly Cloudy

    • 45
    • 53

    Rain

    • 29
    • 63

    Rain Likely

    • 22
    • 38

    Partly Sunny

Today 11 Mar Mercer

Mostly sunny with a slight chance of Showers this Morning, then mostly cloudy with a chance of Showers this afternoon. Highs in the upper 70s. South Winds 10 to 15 Mph with Gusts up to 25 Mph. Chance of rain 40 percent.

Tonight 11 Mar Mercer

Mostly cloudy. Showers likely with a chance of Thunderstorms this Evening, then a chance of Showers with a slight chance of Thunderstorms after midnight. Lows in the mid 40s. Southwest Winds 10 to 15 Mph with Gusts up to 25 Mph. Chance of rain 60 percent.

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  • Temperature Real-Time

Lawrenceville Temperature Statistics

March Temperature

Trenton, Mercer County Airport (4.3 miles)

  • Lowest 2 March, 2026

    21.7 °F

  • Average March

    41.8 °F

  • Highest 8 March, 2026

    70 °F

Climate (2021–Present)

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

    64.3 °F
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