Orleans Swamp Weather Forecast

    • 56
    • 69

    Mostly Cloudy

    • 56
    • 77

    Mostly Sunny

    • 41
    • 71

    Mostly Sunny

    • 46
    • 69

    Mostly Sunny

    • 51
    • 69

    Partly Sunny

    • 55
    • 75

    Partly Sunny

    • 58
    • 78

    Partly Sunny

Today 17 Sep Delaware

Mostly cloudy with a 20 percent chance of Showers. Highs in the lower 70s. Southeast Winds around 5 Mph.

Tonight 17 Sep Delaware

Partly cloudy. Patchy fog after midnight. Lows in the lower 50s. Southeast Winds around 5 Mph this Evening, becoming light and variable.

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Orleans Swamp Temperature Statistics

September Temperature

Monticello, Sullivan County International Airport (25.5 miles)

  • Lowest 2 September, 2025

    48.2 °F

  • Average September

    48.2 °F

  • Highest 2 September, 2025

    48.2 °F

Climate (2020–Present)

Monticello, Sullivan County International Airport (25.5 miles)

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  • Average Low 2020–2025

    37 °F

  • Average 2020–2025

    46.2 °F

  • Average High 2020–2025

    55.6 °F
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