Alligator Bay Weather Forecast

    • 79
    • 88

    Mostly Sunny

    • 76
    • 90

    Thunderstorms Likely

    • 73
    • 85

    Rain Showers Likely

    • 72
    • 83

    Slight Chance Thunderstorms

    • 73
    • 83

    Partly Sunny

    • 74
    • 84

    Mostly Sunny

    • 76
    • 87

    Mostly Sunny

Today 4 Sep Coastal Onslow

Sunny. Highs in the lower 90s. Southwest Winds 10 to 15 Mph with Gusts up to 25 Mph. Heat index Values up to 108.

Tonight 4 Sep Coastal Onslow

Mostly clear this Evening, then becoming partly cloudy. Lows in the mid 70s. Southwest Winds 10 to 15 Mph with Gusts up to 25 Mph. Heat index Values up to 104 early this evening.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Alligator Bay Temperature Statistics

September Temperature

MCAS New River (13.7 miles)

  • Lowest 1 September, 2026

    73 °F

  • Average September

    81.6 °F

  • Highest 2 September, 2026

    93.9 °F

Climate (2021–2026)

MCAS New River (13.7 miles)

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  • Average Low 2021–2026

    54.4 °F

  • Average 2021–2026

    63.8 °F

  • Average High 2021–2026

    73.6 °F
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