Nassau Sound - Simpson Creek Entrance Weather Forecast

    • 31
    • 60

    Breezy

    • 34
    • 47

    Mostly Sunny

    • 35
    • 53

    Mostly Sunny

    • 38
    • 51

    Partly Sunny

    • 36
    • 52

    Mostly Cloudy

    • 34
    • 45

    Partly Sunny

Today 26 Jan Coastal Duval

Mostly cloudy with a chance of Showers in the Morning, then sunny in the afternoon. Much cooler. Less humid with Highs in the lower 60s. Northwest Winds 10 to 15 Mph with Gusts up to 25 Mph. Chance of rain 40 percent.

Tonight 26 Jan Coastal Duval

Mostly clear. Much Colder with Lows in the upper 20s. Northwest Winds 15 to 20 Mph. Wind chill Values in the lower 20s after midnight.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Nassau Sound - Simpson Creek Entrance Temperature Statistics

January Temperature

Mayport Naval Station - Adm David L. McDonald Field (6.2 miles)

  • Lowest 16 January, 2026

    33.1 °F

  • Average January

    55.9 °F

  • Highest 10 January, 2026

    80.1 °F

Climate (2021–Present)

Mayport Naval Station - Adm David L. McDonald Field (6.2 miles)

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  • Average Low 2021–2026

    65.7 °F

  • Average 2021–2026

    72.7 °F

  • Average High 2021–2026

    80.1 °F
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