Amelia River - Alligator Creek Entrance Weather Forecast

    • 76
    • 83

    Chance Thunderstorms

    • 75
    • 83

    Rain Showers Likely

    • 72
    • 81

    Chance Rain Showers

    • 70
    • 79

    Mostly Sunny

    • 69
    • 81

    Mostly Sunny

    • 70
    • 82

    Partly Sunny

Today 22 Sep Coastal Nassau

Mostly sunny. A slight chance of Showers in the Morning, then a chance of Showers and Thunderstorms in the afternoon. Highs in the mid 80s. Northeast Winds 5 to 10 Mph. Chance of rain 50 percent.

Tonight 22 Sep Coastal Nassau

Partly cloudy in the Evening, then becoming mostly cloudy. A slight chance of Thunderstorms in the evening. A slight chance of Showers. Lows in the mid 70s. Northeast Winds 5 to 10 Mph. Chance of rain 20 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Amelia River - Alligator Creek Entrance Temperature Statistics

September Temperature

Fernandina Beach Municipal Airport (1.9 miles)

  • Lowest 12 September, 2026

    71.6 °F

  • Average September

    81.5 °F

  • Highest 13 September, 2026

    91.4 °F

Climate (2021–2026)

Fernandina Beach Municipal Airport (1.9 miles)

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  • Average Low 2021–2026

    62.8 °F

  • Average 2021–2026

    70.1 °F

  • Average High 2021–2026

    78.3 °F
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