Beach Plum Island Weather Forecast

    • 39
    • 46

    Mostly Cloudy

    • 53
    • 57

    Chance Rain Showers

    • 44
    • 63

    Rain Showers Likely

    • 48
    • 62

    Slight Chance Rain Showers

    • 50
    • 62

    Slight Chance Rain Showers

    • 48
    • 66

    Rain Showers Likely

    • 36
    • 52

    Chance Rain Showers

Today 6 Mar Inland Sussex

Areas of fog this morning. Cloudy, cooler with Highs in the lower 50s. Northeast Winds 10 to 15 Mph.

Tonight 6 Mar Inland Sussex

Cloudy with a 20 percent chance of rain. Patchy fog in the evening. Areas of fog after midnight. Lows around 40. East Winds 10 to 15 Mph, Diminishing to around 5 Mph after midnight.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Beach Plum Island Temperature Statistics

March Temperature

Georgetown - Delaware Coastal Airport (12.4 miles)

  • Lowest 2 March, 2026

    30 °F

  • Average March

    40.6 °F

  • Highest 4 March, 2026

    55.9 °F

Climate (2021–Present)

Georgetown - Delaware Coastal Airport (12.4 miles)

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  • Average Low 2021–2026

    48.9 °F

  • Average 2021–2026

    58.6 °F

  • Average High 2021–2026

    68.2 °F
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