Sussex Weather Forecast

    • 46
    • 74

    Rain Showers Likely

    • 46
    • 74

    Mostly Sunny

    • 48
    • 74

    Partly Sunny

    • 49
    • 73

    Partly Sunny

    • 48
    • 79

    Mostly Sunny

    • 45
    • 73

    Mostly Sunny

Today 7 Sep Sussex

Mostly cloudy with Showers likely in the Morning, then partly sunny in the afternoon. Highs in the lower 70s. Northwest Winds 5 to 10 Mph. Chance of rain 70 percent.

Tonight 7 Sep Sussex

Mostly clear. Cooler with Lows in the upper 40s. Northwest Winds 5 to 10 Mph.

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Sussex Temperature Statistics

September Temperature

Sussex, Sussex Airport (0.6 miles)

  • Lowest 3 September, 2025

    46.9 °F

  • Average September

    63.6 °F

  • Highest 4 September, 2025

    82 °F

Climate (2020–Present)

Sussex, Sussex Airport (0.6 miles)

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  • Average Low 2020–2025

    42.2 °F

  • Average 2020–2025

    52.7 °F

  • Average High 2020–2025

    63.3 °F
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