Somerville Weather Forecast

    • 64
    • 78

    Rain Showers Likely

    • 51
    • 77

    Chance Rain Showers

    • 44
    • 65

    Mostly Sunny

    • 58
    • 70

    Chance Rain Showers

    • 58
    • 75

    Chance Rain Showers

    • 53
    • 75

    Chance Rain Showers

Today 12 Sep Southwestern St. Lawrence

Sunny, warmer with Highs in the upper 70s. Light and variable Winds, becoming south around 10 Mph this afternoon.

Tonight 12 Sep Southwestern St. Lawrence

Mostly cloudy. A slight chance of Showers until Midnight, then Showers likely with a slight chance of Thunderstorms after midnight. Lows in the mid 60s. South Winds 10 to 15 Mph. Chance of rain 70 percent.

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Somerville Temperature Statistics

September Temperature

Fort Drum / Wheeler-Sack U. S. Army Airfield (18 miles)

  • Lowest 7 September, 2026

    54 °F

  • Average September

    67.7 °F

  • Highest 2 September, 2026

    82.2 °F

Climate (2021–2026)

Fort Drum / Wheeler-Sack U. S. Army Airfield (18 miles)

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  • Average Low 2021–2026

    39.3 °F

  • Average 2021–2026

    47.8 °F

  • Average High 2021–2026

    55.9 °F
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