Onslow Beach Weather Forecast

    • 75
    • 87

    Chance Thunderstorms

    • 77
    • 86

    Chance Rain Showers

    • 78
    • 86

    Rain Showers Likely

    • 78
    • 87

    Rain Showers Likely

    • 77
    • 87

    Rain Showers Likely

    • 77
    • 86

    Chance Thunderstorms

Today 24 Aug Coastal Onslow

Mostly sunny. A slight chance of Showers in the Morning, then a chance of Showers and Thunderstorms in the afternoon. Highs in the upper 80s. Northeast Winds around 5 Mph, becoming south with Gusts up to 20 Mph in the afternoon. Chance of rain 50 percent.

Tonight 24 Aug Coastal Onslow

Partly cloudy. A chance of Showers and Thunderstorms in the evening. Lows in the lower 70s. Southwest Winds around 5 Mph, becoming northwest after midnight. Chance of rain 30 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Onslow Beach Temperature Statistics

August Temperature

MCAS New River (13 miles)

  • Lowest 21 August, 2026

    73 °F

  • Average August

    84.5 °F

  • Highest 17 August, 2026

    97 °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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