Beachside Weather Forecast

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    • 85

    Chance Thunderstorms

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    Chance Thunderstorms

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    • 84

    Chance Thunderstorms

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    • 85

    Chance Thunderstorms

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    • 86

    Chance Thunderstorms

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    Slight Chance Thunderstorms

Today 29 Aug Northeast Coastal St. Johns

Mostly sunny. A slight chance of Showers and Thunderstorms in the Morning, then a chance of Showers and Thunderstorms in the afternoon. Highs in the upper 80s. Southeast Winds around 5 Mph, increasing to east 10 to 15 Mph in the afternoon. Chance of rain 40 percent.

Tonight 29 Aug Northeast Coastal St. Johns

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

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Beachside Temperature Statistics

August Temperature

Northeast Florida Regional Airport (2.5 miles)

  • Lowest 21 August, 2026

    73 °F

  • Average August

    81.6 °F

  • Highest 18 August, 2026

    98.1 °F

Climate (2021–2026)

Northeast Florida Regional Airport (2.5 miles)

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  • Average Low 2021–2026

    63.7 °F

  • Average 2021–2026

    70.8 °F

  • Average High 2021–2026

    78.1 °F
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