Onslow Beach Weather Forecast

    • 73
    • 85

    Partly Sunny

    • 75
    • 85

    Partly Sunny

    • 77
    • 86

    Partly Sunny

    • 77
    • 86

    Chance Thunderstorms

    • 77
    • 85

    Chance Thunderstorms

    • 76
    • 86

    Chance Thunderstorms

Today 8 Sep Coastal Onslow

Sunny. Highs in the mid 80s. Northeast Winds 5 to 10 Mph with Gusts up to 20 Mph.

Tonight 8 Sep Coastal Onslow

Mostly clear in the Evening, then becoming partly cloudy. Lows in the mid 60s, except around 70 near the Beaches. East Winds 5 to 10 Mph.

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Onslow Beach Temperature Statistics

September Temperature

MCAS New River (13 miles)

  • Lowest 1 September, 2026

    73 °F

  • Average September

    81.9 °F

  • Highest 5 September, 2026

    96.1 °F

Climate (2021–2026)

MCAS New River (13 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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