Matanzas River Mouth (St Augustine Inlet) Weather Forecast

    • 79
    • 89

    Chance Thunderstorms

    • 79
    • 91

    Slight Chance Thunderstorms

    • 78
    • 89

    Chance Thunderstorms

    • 78
    • 89

    Chance Thunderstorms

    • 79
    • 90

    Chance Thunderstorms

    • 79
    • 91

    Slight Chance Thunderstorms

Today 22 Jun Southeast Coastal St. Johns

Mostly sunny. A chance of Showers and Thunderstorms in the afternoon. Highs in the mid 90s. Southwest Winds 5 to 10 Mph. Chance of rain 30 percent. Heat index Values up to 106.

Tonight 22 Jun Southeast Coastal St. Johns

Mostly cloudy. Lows in the mid 70s. Southwest Winds around 5 Mph.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Matanzas River Mouth (St Augustine Inlet) Temperature Statistics

June Temperature

Northeast Florida Regional Airport (4.3 miles)

  • Lowest 5 June, 2026

    68 °F

  • Average June

    79.8 °F

  • Highest 14 June, 2026

    93 °F

Climate (2021–2026)

Northeast Florida Regional Airport (4.3 miles)

Take a look at our website widgetsAvailable free! Find Out More

  • Average Low 2021–2026

    63.7 °F

  • Average 2021–2026

    70.7 °F

  • Average High 2021–2026

    78 °F
Get WillyWeather+ to remove ads