Great Marsh Preserve Weather Forecast

    • 35
    • 50

    Decreasing Clouds

    • 47
    • 60

    Rain Likely

    • 44
    • 63

    Partly Sunny

    • 47
    • 65

    Chance Rain

    • 32
    • 62

    Slight Chance Rain

    • 34
    • 48

    Partly Sunny

Today 19 Mar Inland Sussex

Mostly cloudy this Morning, then clearing. Not as cool with Highs in the lower 50s. Southeast Winds 5 to 10 Mph.

Tonight 19 Mar Inland Sussex

Partly cloudy. Lows in the mid 30s. South Winds around 5 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Great Marsh Preserve Temperature Statistics

March Temperature

Georgetown - Delaware Coastal Airport (11.8 miles)

  • Lowest 13 March, 2026

    25 °F

  • Average March

    51.5 °F

  • Highest 11 March, 2026

    84.9 °F

Climate (2021–Present)

Georgetown - Delaware Coastal Airport (11.8 miles)

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  • Average Low 2021–2026

    49 °F

  • Average 2021–2026

    58.6 °F

  • Average High 2021–2026

    68.2 °F
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