Lawrenceville Weather Forecast

    • 40
    • 67

    Mostly Sunny

    • 45
    • 69

    Mostly Sunny

    • 49
    • 67

    Partly Sunny

    • 48
    • 65

    Mostly Cloudy

    • 47
    • 65

    Partly Sunny

    • 52
    • 69

    Partly Sunny

Today 24 Sep Northern St. Lawrence

Patchy dense fog this morning. Sunny. Highs in the upper 60s. Light and variable Winds, becoming northeast around 10 Mph this afternoon.

Tonight 24 Sep Northern St. Lawrence

Clear. Lows around 40. Light and variable Winds.

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Lawrenceville Temperature Statistics

September Temperature

Massena, Massena International-Richards Field (14.3 miles)

  • Lowest 19 September, 2026

    37.7 °F
  • Average September

    62.3 °F
  • Highest 2 September, 2026

    81.6 °F

Climate (2021–2026)

Massena, Massena International-Richards Field (14.3 miles)

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  • Average Low 2021–2026

    36 °F
  • Average 2021–2026

    46.2 °F
  • Average High 2021–2026

    55.9 °F
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