Blount Island Weather Forecast

    • 71
    • 86

    Partly Sunny

    • 75
    • 89

    Partly Sunny

    • 77
    • 90

    Slight Chance Thunderstorms

    • 77
    • 89

    Chance Thunderstorms

    • 77
    • 89

    Chance Thunderstorms

    • 76
    • 88

    Slight Chance Thunderstorms

Today 20 May Coastal Duval

Patchy fog in the morning. Sunny. Highs in the mid 80s. East Winds around 5 Mph, increasing to 10 to 15 Mph in the afternoon.

Tonight 20 May Coastal Duval

Partly cloudy. Lows around 70. East Winds around 5 Mph.

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  • Temperature Real-Time

Blount Island Temperature Statistics

May Temperature

Jacksonville Craig Municipal Airport (4.3 miles)

  • Lowest 4 May, 2026

    52.6 °F

  • Average May

    73.7 °F

  • Highest 6 May, 2026

    91.7 °F

Climate (2021–Present)

Jacksonville Craig Municipal Airport (4.3 miles)

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  • Average Low 2021–2026

    62.4 °F

  • Average 2021–2026

    70.9 °F

  • Average High 2021–2026

    80.5 °F
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