Great Marsh Preserve Weather Forecast

    • 34
    • 55

    Mostly Sunny

    • 36
    • 49

    Partly Sunny

    • 49
    • 58

    Rain Showers

    • 43
    • 62

    Rain Showers

    • 28
    • 52

    Chance Rain Showers

    • 28
    • 42

    Mostly Sunny

Today 7 Jan Inland Sussex

Mostly sunny. Highs in the upper 50s. West Winds 10 to 15 Mph with Gusts up to 30 Mph.

Tonight 7 Jan Inland Sussex

Mostly clear. Lows in the lower 30s. Northwest Winds 5 to 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Great Marsh Preserve Temperature Statistics

January Temperature

Georgetown - Delaware Coastal Airport (11.8 miles)

  • Lowest 3 January, 2026

    19.9 °F

  • Average January

    30.1 °F

  • Highest 5 January, 2026

    41 °F

Climate (2021–Present)

Georgetown - Delaware Coastal Airport (11.8 miles)

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  • Average Low 2021–2026

    49.1 °F

  • Average 2021–2026

    58.7 °F

  • Average High 2021–2026

    68.3 °F
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