Saint Johns River - Blount Island Bridge Weather Forecast

    • 78
    • 94

    Chance Thunderstorms

    • 78
    • 95

    Partly Sunny

    • 78
    • 94

    Partly Sunny

    • 78
    • 94

    Slight Chance Thunderstorms

    • 78
    • 94

    Chance Thunderstorms

    • 77
    • 93

    Thunderstorms Likely

Today 21 Jul Coastal Duval

Sunny. A slight chance of Showers and Thunderstorms in the afternoon. Highs in the mid 90s. South Winds 15 to 20 Mph. Chance of rain 20 percent. Heat index Values up to 105.

Tonight 21 Jul Coastal Duval

Partly cloudy. A slight chance of Showers and Thunderstorms in the evening. Lows in the upper 70s. South Winds 10 to 15 Mph. Chance of rain 20 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Saint Johns River - Blount Island Bridge Temperature Statistics

July Temperature

Jacksonville Craig Municipal Airport (5 miles)

  • Lowest 2 July, 2026

    69.7 °F

  • Average July

    84.7 °F

  • Highest 7 July, 2026

    98.7 °F

Climate (2021–2026)

Jacksonville Craig Municipal Airport (5 miles)

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  • Average Low 2021–2026

    62.4 °F

  • Average 2021–2026

    71.1 °F

  • Average High 2021–2026

    80.6 °F
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