Matanzas River Mouth (St Augustine Inlet) Weather Forecast

    • 79
    • 85

    Chance Thunderstorms

    • 78
    • 85

    Chance Thunderstorms

    • 79
    • 87

    Mostly Sunny

    • 80
    • 89

    Slight Chance Thunderstorms

    • 80
    • 90

    Chance Thunderstorms

    • 79
    • 88

    Chance Thunderstorms

Today 24 Jul Southeast Coastal St. Johns

Mostly sunny. A chance of Showers and Thunderstorms this afternoon. Highs around 90. Southeast Winds 10 to 15 Mph. Chance of rain 30 percent. Heat index Values up to 107.

Tonight 24 Jul Southeast Coastal St. Johns

Mostly clear. A chance of Showers and Thunderstorms in the evening. Lows in the upper 70s. Southeast Winds 10 to 15 Mph. Chance of rain 30 percent.

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Matanzas River Mouth (St Augustine Inlet) Temperature Statistics

July Temperature

Northeast Florida Regional Airport (4.3 miles)

  • Lowest 1 July, 2025

    71.1 °F
  • Average July

    80.7 °F
  • Highest 21 July, 2025

    93.9 °F

Climate (2020–Present)

Northeast Florida Regional Airport (4.3 miles)

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  • Average Low 2020–2025

    63.8 °F
  • Average 2020–2025

    70.8 °F
  • Average High 2020–2025

    78 °F
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