St. Augustine Weather Forecast

    • 76
    • 92

    Chance Thunderstorms

    • 75
    • 89

    Thunderstorms

    • 77
    • 88

    Chance Thunderstorms

    • 78
    • 92

    Slight Chance Thunderstorms

    • 78
    • 93

    Slight Chance Thunderstorms

    • 77
    • 91

    Chance Thunderstorms

Today 19 Jun Southeast Coastal St. Johns

Partly sunny. A chance of Showers and Thunderstorms in the afternoon. Highs in the mid 90s. Southwest Winds 10 to 15 Mph. Chance of rain 50 percent. Heat index Values up to 106.

Tonight 19 Jun Southeast Coastal St. Johns

Mostly cloudy. Lows in the upper 70s. Southwest Winds around 10 Mph.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

St. Augustine Temperature Statistics

June Temperature

Northeast Florida Regional Airport (4.3 miles)

  • Lowest 5 June, 2026

    68 °F

  • Average June

    79.6 °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