Wawayanda State Park Weather Forecast

    • 28
    • 34

    Increasing Clouds

    • 20
    • 38

    Mostly Cloudy

    • 24
    • 33

    Mostly Cloudy

    • 30
    • 37

    Slight Chance Rain/Snow

    • 26
    • 38

    Mostly Cloudy

    • 35
    • 41

    Chance Rain

Today 20 Dec Sussex

Sunny in the Morning, then becoming partly sunny. Much cooler with Highs in the mid 30s. West Winds 5 to 10 Mph with Gusts up to 20 Mph, becoming southwest in the afternoon.

Tonight 20 Dec Sussex

Mostly cloudy and cold. Near steady temperature around 30. Southwest Winds 5 to 10 Mph with Gusts up to 20 Mph.

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Wawayanda State Park Temperature Statistics

December Temperature

Sussex, Sussex Airport (8.7 miles)

  • Lowest 9 December, 2025

    6.1 °F

  • Average December

    27.7 °F

  • Highest 17 December, 2025

    43 °F

Climate (2020–Present)

Sussex, Sussex Airport (8.7 miles)

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  • Average Low 2020–2025

    42.2 °F

  • Average 2020–2025

    52.6 °F

  • Average High 2020–2025

    63.3 °F
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