Washington Township Weather Forecast

    • 56
    • 79

    Partly Sunny

    • 56
    • 81

    Partly Sunny

    • 57
    • 82

    Partly Sunny

    • 57
    • 80

    Partly Sunny

    • 55
    • 80

    Partly Sunny

    • 55
    • 79

    Partly Sunny

Today 12 Sep Warren

Sunny. Highs in the upper 70s. Northeast Winds around 5 Mph this Morning, becoming light and variable.

Tonight 12 Sep Warren

Partly cloudy. Lows in the mid 50s. Light and variable Winds.

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Washington Township Temperature Statistics

September Temperature

Somerville, Somerset Airport (18 miles)

  • Lowest 8 September, 2025

    46.9 °F

  • Average September

    66.1 °F

  • Highest 4 September, 2025

    84.9 °F

Climate (2020–Present)

Somerville, Somerset Airport (18 miles)

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  • Average Low 2020–2025

    43.3 °F

  • Average 2020–2025

    54.4 °F

  • Average High 2020–2025

    65.8 °F
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