Onslow Beach Weather Forecast

    • 61
    • 76

    Mostly Sunny

    • 63
    • 79

    Sunny

    • 67
    • 79

    Sunny

    • 70
    • 81

    Sunny

    • 73
    • 81

    Mostly Sunny

    • 74
    • 82

    Partly Sunny

    • 74
    • 82

    Partly Sunny

Today 26 Sep Coastal Onslow

Mostly sunny. A chance of Showers in the afternoon. Highs in the lower 80s. Chance of rain 40 percent.

Tonight 26 Sep Coastal Onslow

Mostly clear. Lows in the upper 50s. North Winds 5 to 10 Mph.

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Onslow Beach Temperature Statistics

September Temperature

MCAS New River (13 miles)

  • Lowest 24 September, 2026

    63 °F

  • Average September

    78.6 °F

  • Highest 5 September, 2026

    96.1 °F

Climate (2021–2026)

MCAS New River (13 miles)

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  • Average Low 2021–2026

    54.5 °F

  • Average 2021–2026

    63.9 °F

  • Average High 2021–2026

    73.6 °F
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