Matanzas River Mouth (St Augustine Inlet) Weather Forecast

    • 50
    • 58

    Increasing Clouds

    • 52
    • 59

    Partly Sunny

    • 55
    • 64

    Mostly Sunny

    • 60
    • 72

    Mostly Sunny

    • 61
    • 74

    Mostly Sunny

    • 62
    • 75

    Partly Sunny

Today 18 Mar Southeast Coastal St. Johns

Sunny. Highs in the lower 60s. North Winds 10 to 15 Mph with Gusts up to 25 Mph.

Tonight 18 Mar Southeast Coastal St. Johns

Partly cloudy. Lows in the lower 40s. North Winds 5 to 10 Mph with Gusts up to 20 Mph.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Matanzas River Mouth (St Augustine Inlet) Temperature Statistics

March Temperature

Northeast Florida Regional Airport (4.3 miles)

  • Lowest 1 March, 2026

    55.4 °F

  • Average March

    67.8 °F

  • Highest 11 March, 2026

    82.9 °F

Climate (2021–Present)

Northeast Florida Regional Airport (4.3 miles)

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

  • Average Low 2021–2026

    63.6 °F

  • Average 2021–2026

    70.7 °F

  • Average High 2021–2026

    77.9 °F
Get WillyWeather+ to remove ads