Great Marsh Preserve Weather Forecast

    • 59
    • 75

    Chance Rain

    • 34
    • 61

    Rain

    • 32
    • 48

    Mostly Sunny

    • 46
    • 55

    Partly Sunny

    • 52
    • 68

    Mostly Cloudy

    • 55
    • 69

    Slight Chance Rain

    • 55
    • 75

    Slight Chance Rain

Today 26 Mar Inland Sussex

Sunny. Much warmer with Highs in the mid 70s. Southwest Winds around 15 Mph with Gusts up to 25 Mph.

Tonight 26 Mar Inland Sussex

Partly cloudy this Evening, then mostly cloudy with a slight chance of Showers after midnight. Not as cool with Lows in the lower 60s. Southwest Winds 15 to 20 Mph with Gusts up to 30 Mph. Chance of rain 20 percent.

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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

    25.6 °F

  • Average March

    49.8 °F

  • Highest 11 March, 2026

    86.6 °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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