Matanzas River - State Road 312 Weather Forecast

    • 76
    • 88

    Chance Thunderstorms

    • 77
    • 95

    Chance Rain Showers

    • 77
    • 92

    Chance Thunderstorms

    • 78
    • 92

    Thunderstorms Likely

    • 78
    • 88

    Chance Thunderstorms

    • 79
    • 88

    Slight Chance Thunderstorms

    • 80
    • 88

    Mostly Sunny

Today 22 Jun Southeast Coastal St. Johns

Mostly sunny with a chance of Showers and Thunderstorms. Highs in the mid 90s. South Winds 5 to 10 Mph. Chance of rain 30 percent. Heat index Values up to 107.

Tonight 22 Jun Southeast Coastal St. Johns

Partly cloudy. A chance of Showers and Thunderstorms this evening. Lows in the mid 70s. South Winds 10 to 15 Mph with Gusts up to 25 Mph, becoming southwest around 5 Mph after midnight. Chance of rain 30 percent. Heat index Values up to 106 early this evening.

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Matanzas River - State Road 312 Temperature Statistics

June Temperature

Northeast Florida Regional Airport (6.2 miles)

  • Lowest 5 June, 2026

    68 °F

  • Average June

    79.7 °F

  • Highest 14 June, 2026

    93 °F

Climate (2021–2026)

Northeast Florida Regional Airport (6.2 miles)

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  • Average Low 2021–2026

    63.7 °F

  • Average 2021–2026

    70.7 °F

  • Average High 2021–2026

    78 °F
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