Annandale Weather Forecast

    • 54
    • 75

    Decreasing Clouds

    • 53
    • 77

    Mostly Sunny

    • 59
    • 79

    Partly Sunny

    • 69
    • 84

    Partly Sunny

    • 58
    • 83

    Partly Sunny

    • 53
    • 74

    Mostly Sunny

Today 6 Sep Hunterdon

Mostly sunny. Highs in the mid 70s. Northeast Winds around 5 Mph.

Tonight 6 Sep Hunterdon

Partly cloudy. Lows in the mid 50s. Northeast Winds around 5 Mph in the Evening, becoming light and variable.

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Annandale Temperature Statistics

September Temperature

Somerville, Somerset Airport (11.2 miles)

  • Lowest 2 September, 2026

    66 °F

  • Average September

    72.4 °F

  • Highest 1 September, 2026

    87.1 °F

Climate (2021–2026)

Somerville, Somerset Airport (11.2 miles)

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  • Average Low 2021–2026

    43 °F

  • Average 2021–2026

    54.3 °F

  • Average High 2021–2026

    65.6 °F
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