Dunellen Weather Forecast

    • 46
    • 62

    Rain

    • 42
    • 56

    Slight Chance Rain Showers

    • 38
    • 58

    Partly Sunny

    • 38
    • 58

    Partly Sunny

    • 44
    • 59

    Partly Sunny

    • 38
    • 60

    Mostly Sunny

Today 30 Oct Middlesex

Rain. A slight chance of Thunderstorms in the afternoon. Highs in the lower 60s. East Winds 15 to 20 Mph with Gusts up to 40 Mph. Chance of rain near 100 percent.

Tonight 30 Oct Middlesex

Rain with a chance of Thunderstorms in the Evening, then Showers likely after midnight. Rain may be heavy at Times in the evening. Lows in the mid 40s. Southeast Winds 10 to 15 Mph with Gusts up to 30 Mph, becoming southwest 5 to 10 Mph with Gusts up to 20 Mph after midnight. Chance of rain 80 percent.

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Dunellen Temperature Statistics

October Temperature

Somerville, Somerset Airport (10.6 miles)

  • Lowest 27 October, 2025

    28.9 °F

  • Average October

    55.7 °F

  • Highest 5 October, 2025

    87.1 °F

Climate (2020–Present)

Somerville, Somerset Airport (10.6 miles)

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  • Average Low 2020–2025

    43.3 °F

  • Average 2020–2025

    54.5 °F

  • Average High 2020–2025

    65.9 °F
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