Saint Johns River - Trout River Entrance Weather Forecast

    • 77
    • 92

    Chance Thunderstorms

    • 77
    • 93

    Slight Chance Thunderstorms

    • 76
    • 89

    Chance Thunderstorms

    • 75
    • 86

    Partly Sunny

    • 75
    • 86

    Chance Thunderstorms

    • 74
    • 87

    Chance Thunderstorms

Today 13 Sep Coastal Duval

Mostly sunny. A chance of Showers and Thunderstorms this afternoon. Highs in the lower 90s. Southwest Winds 5 to 10 Mph. Chance of rain 40 percent. Heat index Values up to 106.

Tonight 13 Sep Coastal Duval

Mostly cloudy with a chance of Showers and Thunderstorms in the Evening, then partly cloudy after midnight. Lows in the upper 70s. South Winds 5 to 10 Mph, becoming southwest after midnight. Chance of rain 50 percent.

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  • Temperature Real-Time

Saint Johns River - Trout River Entrance Temperature Statistics

September Temperature

Jacksonville International Airport (7.5 miles)

  • Lowest 11 September, 2026

    73.9 °F

  • Average September

    83 °F

  • Highest 6 September, 2026

    93.7 °F

Climate (2021–2026)

Jacksonville International Airport (7.5 miles)

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  • Average Low 2021–2026

    60.1 °F

  • Average 2021–2026

    70 °F

  • Average High 2021–2026

    81.4 °F
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