Allamuchy Mountain Park Weather Forecast

    • 34
    • 59

    Sunny

    • 42
    • 64

    Partly Sunny

    • 39
    • 65

    Mostly Sunny

    • 38
    • 62

    Mostly Sunny

    • 41
    • 65

    Mostly Sunny

    • 36
    • 59

    Mostly Sunny

    • 36
    • 57

    Mostly Sunny

Today 18 Oct Sussex

Sunny. Highs in the lower 60s.

Tonight 18 Oct Sussex

Clear. Lows in the lower 30s. Light and variable Winds.

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  • Temperature Real-Time

Allamuchy Mountain Park Temperature Statistics

October Temperature

Andover, Aeroflex-Andover Airport (5 miles)

  • Lowest 7 October, 2026

    36 °F

  • Average October

    58.1 °F

  • Highest 2 October, 2026

    82 °F

Climate (2021–2026)

Andover, Aeroflex-Andover Airport (5 miles)

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  • Average Low 2021–2026

    43.6 °F

  • Average 2021–2026

    53.5 °F

  • Average High 2021–2026

    63.5 °F
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