Saint Johns River Mouth Weather Forecast

    • 56
    • 66

    Increasing Clouds

    • 56
    • 67

    Slight Chance Rain Showers

    • 55
    • 59

    Mostly Sunny

    • 58
    • 65

    Slight Chance Rain Showers

    • 61
    • 65

    Chance Rain Showers

    • 57
    • 69

    Rain Showers

Today 10 Feb Coastal Duval

Sunny. Highs in the mid 70s. Southwest Winds 5 to 10 Mph.

Tonight 10 Feb Coastal Duval

Partly cloudy in the Evening, then becoming mostly cloudy. Lows in the lower 50s. Southwest Winds 5 to 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Saint Johns River Mouth Temperature Statistics

February Temperature

Mayport Naval Station - Adm David L. McDonald Field (1.9 miles)

  • Lowest 1 February, 2026

    24.1 °F

  • Average February

    46.6 °F

  • Highest 4 February, 2026

    72 °F

Climate (2021–Present)

Mayport Naval Station - Adm David L. McDonald Field (1.9 miles)

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  • Average Low 2021–2026

    65.6 °F

  • Average 2021–2026

    72.6 °F

  • Average High 2021–2026

    80 °F
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