Saint Johns River - Mandarin Point Weather Forecast

    • 78
    • 92

    Thunderstorms Likely

    • 78
    • 90

    Slight Chance Thunderstorms

    • 78
    • 88

    Chance Thunderstorms

    • 77
    • 85

    Chance Thunderstorms

    • 76
    • 85

    Chance Thunderstorms

    • 76
    • 86

    Rain Showers Likely

Today 13 Sep South Central Duval

Partly sunny in the Morning, then mostly cloudy with Showers and Thunderstorms likely in the afternoon. Some Thunderstorms may produce heavy rainfall in the afternoon. Highs in the lower 90s. West Winds 5 to 10 Mph. Chance of rain 60 percent. Heat index Values up to 105.

Tonight 13 Sep South Central Duval

Mostly cloudy with Showers likely with a chance of Thunderstorms in the Evening, then partly cloudy after midnight. Some Thunderstorms may produce heavy rainfall in the evening. Lows in the upper 70s. South Winds 5 to 10 Mph, becoming southwest after midnight. Chance of rain 60 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Saint Johns River - Mandarin Point Temperature Statistics

September Temperature

Jacksonville Naval Air Station (5.6 miles)

  • Lowest 6 September, 2026

    73.9 °F

  • Average September

    81.9 °F

  • Highest 6 September, 2026

    91.9 °F

Climate (2021–2026)

Jacksonville Naval Air Station (5.6 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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