St. Augustine Beach Weather Forecast

    • 77
    • 93

    Thunderstorms Likely

    • 77
    • 89

    Thunderstorms Likely

    • 79
    • 89

    Chance Thunderstorms

    • 79
    • 88

    Chance Thunderstorms

    • 79
    • 89

    Chance Thunderstorms

    • 78
    • 86

    Thunderstorms Likely

    • 79
    • 85

    Chance Thunderstorms

Today 15 Jun Southeast Coastal St. Johns

Showers and Thunderstorms likely. Highs in the lower 90s. Temperature falling into the upper 80s late. Southwest Winds 10 to 15 Mph. Chance of rain 70 percent. Heat index Values up to 107.

Tonight 15 Jun Southeast Coastal St. Johns

Mostly cloudy. Showers and Thunderstorms likely this evening. Some Thunderstorms may produce gusty Winds and frequent lightning this evening. Lows in the mid 70s. Southwest Winds 5 to 10 Mph. Chance of rain 70 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

St. Augustine Beach Temperature Statistics

June Temperature

Northeast Florida Regional Airport (8.1 miles)

  • Lowest 5 June, 2026

    68 °F

  • Average June

    79.4 °F

  • Highest 13 June, 2026

    91 °F

Climate (2021–Present)

Northeast Florida Regional Airport (8.1 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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