Fleming Island Weather Forecast

    • 58
    • 81

    Mostly Sunny

    • 64
    • 86

    Mostly Sunny

    • 67
    • 89

    Mostly Sunny

    • 69
    • 90

    Mostly Sunny

    • 71
    • 89

    Mostly Sunny

    • 72
    • 89

    Chance Thunderstorms

    • 73
    • 89

    Chance Thunderstorms

Today 26 Sep Eastern Clay

Sunny. Highs in the lower 80s. North Winds 5 to 10 Mph.

Tonight 26 Sep Eastern Clay

Mostly clear. Lows in the upper 50s. Northeast Winds 5 to 10 Mph, becoming west after midnight.

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Fleming Island Temperature Statistics

September Temperature

Jacksonville Naval Air Station (9.9 miles)

  • Lowest 24 September, 2026

    70 °F

  • Average September

    81.2 °F

  • Highest 14 September, 2026

    93 °F

Climate (2021–2026)

Jacksonville Naval Air Station (9.9 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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