Lawrenceville Weather Forecast

    • 41
    • 65

    Becoming Sunny

    • 61
    • 71

    Chance Rain Showers

    • 54
    • 75

    Mostly Cloudy

    • 55
    • 72

    Chance Rain Showers

    • 49
    • 70

    Partly Sunny

    • 52
    • 67

    Rain Showers Likely

    • 50
    • 67

    Chance Rain Showers

Today 14 Sep Northern St. Lawrence

Mostly sunny. Highs in the mid 60s. Northwest Winds around 10 Mph.

Tonight 14 Sep Northern St. Lawrence

Clear. Lows in the lower 40s. Light and variable Winds.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Lawrenceville Temperature Statistics

September Temperature

Massena, Massena International-Richards Field (14.3 miles)

  • Lowest 12 September, 2026

    45 °F

  • Average September

    65.3 °F

  • Highest 2 September, 2026

    81.6 °F

Climate (2021–2026)

Massena, Massena International-Richards Field (14.3 miles)

Take a look at our website widgetsAvailable free! Find Out More

  • Average Low 2021–2026

    36 °F

  • Average 2021–2026

    46.2 °F

  • Average High 2021–2026

    55.9 °F
Get WillyWeather+ to remove ads