Saint Johns River - Green Cove Point Weather Forecast

    • 74
    • 90

    Slight Chance Thunderstorms

    • 73
    • 88

    Chance Rain Showers

    • 73
    • 87

    Rain Showers Likely

    • 75
    • 87

    Rain Showers

    • 75
    • 86

    Rain Showers Likely

    • 75
    • 85

    Chance Thunderstorms

Today 19 Sep Eastern Clay

Partly sunny. A slight chance of Showers and Thunderstorms this afternoon. Highs around 90. Northeast Winds 10 to 15 Mph. Chance of rain 20 percent.

Tonight 19 Sep Eastern Clay

Partly cloudy. Lows in the mid 70s. East Winds 5 to 10 Mph.

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  • Temperature Real-Time

Saint Johns River - Green Cove Point Temperature Statistics

September Temperature

Jacksonville Naval Air Station (15.5 miles)

  • Lowest 6 September, 2026

    73.9 °F

  • Average September

    81.8 °F

  • Highest 14 September, 2026

    93 °F

Climate (2021–2026)

Jacksonville Naval Air Station (15.5 miles)

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  • Average Low 2021–2026

    65 °F

  • Average 2021–2026

    72.7 °F

  • Average High 2021–2026

    81.3 °F
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