Somerville Weather Forecast

    • 61
    • 70

    Rain Showers Likely

    • 58
    • 82

    Partly Sunny

    • 54
    • 84

    Mostly Sunny

    • 50
    • 74

    Mostly Sunny

    • 52
    • 76

    Partly Sunny

    • 57
    • 80

    Partly Sunny

Today 17 Sep Somerset

Cloudy. A chance of Showers with a slight chance of Thunderstorms late this Morning, then Showers likely with a chance of Thunderstorms this afternoon. Highs in the upper 60s. Northeast Winds around 10 Mph with Gusts up to 20 Mph. Chance of rain 70 percent.

Tonight 17 Sep Somerset

Mostly cloudy. Showers likely with a chance of Thunderstorms in the Evening, then a chance of Showers with a slight chance of Thunderstorms after midnight. Lows around 60. Northeast Winds 5 to 10 Mph. Chance of rain 70 percent.

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Somerville Temperature Statistics

September Temperature

Somerville, Somerset Airport (4.3 miles)

  • Lowest 8 September, 2025

    46.9 °F

  • Average September

    66.7 °F

  • Highest 4 September, 2025

    84.9 °F

Climate (2020–Present)

Somerville, Somerset Airport (4.3 miles)

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  • Average Low 2020–2025

    43.3 °F

  • Average 2020–2025

    54.4 °F

  • Average High 2020–2025

    65.9 °F
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