Lawrenceville Weather Forecast

    • 60
    • 77

    Chance Rain Showers

    • 57
    • 74

    Mostly Cloudy

    • 57
    • 74

    Mostly Cloudy

    • 55
    • 77

    Partly Sunny

    • 51
    • 76

    Partly Sunny

    • 54
    • 76

    Mostly Cloudy

    • 54
    • 79

    Partly Sunny

Today 21 Sep Lawrence

Mostly cloudy with a chance of Sprinkles. Much cooler. Near steady temperature in the lower 70s. North Winds 5 to 10 Mph.

Tonight 21 Sep Lawrence

Mostly cloudy with a chance of Sprinkles. Lows in the lower 60s. Northeast Winds 5 to 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Lawrenceville Temperature Statistics

September Temperature

Lawrenceville-Vincennes International Airport (5 miles)

  • Lowest 14 September, 2026

    59.6 °F

  • Average September

    81.9 °F

  • Highest 5 September, 2026

    104.6 °F

Climate (2021–2026)

Lawrenceville-Vincennes International Airport (5 miles)

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  • Average Low 2021–2026

    47.7 °F

  • Average 2021–2026

    58 °F

  • Average High 2021–2026

    68.4 °F
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