Fernandina Beach Weather Forecast

    • 75
    • 89

    Slight Chance Thunderstorms

    • 75
    • 88

    Chance Thunderstorms

    • 73
    • 89

    Chance Thunderstorms

    • 73
    • 90

    Chance Thunderstorms

    • 73
    • 86

    Thunderstorms Likely

    • 71
    • 84

    Rain Showers

    • 70
    • 83

    Rain Showers

Today 25 May Coastal Nassau

Mostly sunny with a slight chance of Showers and Thunderstorms. Highs around 90. Southeast Winds 15 to 20 Mph with Gusts up to 30 Mph. Chance of rain 20 percent.

Tonight 25 May Coastal Nassau

Mostly cloudy. A slight chance of Showers and Thunderstorms in the evening. Lows in the mid 70s. Southeast Winds 15 to 20 Mph with Gusts up to 30 Mph. Chance of rain 20 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Fernandina Beach Temperature Statistics

May Temperature

Fernandina Beach Municipal Airport (3.7 miles)

  • Lowest 4 May, 2026

    55.4 °F

  • Average May

    74.3 °F

  • Highest 14 May, 2026

    87.8 °F

Climate (2021–Present)

Fernandina Beach Municipal Airport (3.7 miles)

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  • Average Low 2021–2026

    62.7 °F

  • Average 2021–2026

    70.1 °F

  • Average High 2021–2026

    78.2 °F
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