Saint Johns River - McCullough Creek Entrance Weather Forecast

    • 73
    • 92

    Thunderstorms Likely

    • 73
    • 91

    Thunderstorms Likely

    • 73
    • 90

    Thunderstorms

    • 74
    • 88

    Thunderstorms

    • 73
    • 89

    Chance Thunderstorms

    • 74
    • 91

    Chance Thunderstorms

    • 75
    • 92

    Chance Thunderstorms

Today 30 Jul Western St. Johns

Showers and Thunderstorms likely. Highs in the mid 90s. Southwest Winds 10 to 15 Mph with Gusts up to 25 Mph. Chance of rain 70 percent. Heat index Values up to 110.

Tonight 30 Jul Western St. Johns

Mostly cloudy with Showers and Thunderstorms likely this Evening, then partly cloudy with a slight chance of Showers and Thunderstorms after midnight. Lows in the mid 70s. Southwest Winds 5 to 10 Mph. Chance of rain 70 percent.

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Saint Johns River - McCullough Creek Entrance Temperature Statistics

July Temperature

Palatka Kay Larkin Field (13 miles)

  • Lowest 2 July, 2026

    66.2 °F

  • Average July

    81.9 °F

  • Highest 8 July, 2026

    98.6 °F

Climate (2021–2026)

Palatka Kay Larkin Field (13 miles)

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  • Average Low 2021–2026

    58.6 °F

  • Average 2021–2026

    69.4 °F

  • Average High 2021–2026

    80.6 °F
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