Onslow Beach Weather Forecast

    • 46
    • 53

    Mostly Cloudy

    • 46
    • 61

    Chance Rain

    • 30
    • 56

    Rain Likely

    • 30
    • 37

    Wintry Mix Likely

    • 27
    • 39

    Rain Likely

    • 21
    • 36

    Slight Chance Rain

Today 21 Jan Coastal Onslow

Mostly sunny. Highs in the mid 50s. East Winds 5 to 10 Mph, becoming southeast this afternoon.

Tonight 21 Jan Coastal Onslow

Mostly cloudy. Not as cool with Lows around 40. South Winds around 5 Mph, becoming west after midnight.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Onslow Beach Temperature Statistics

January Temperature

MCAS New River (13 miles)

  • Lowest 16 January, 2026

    24.1 °F

  • Average January

    47.4 °F

  • Highest 9 January, 2026

    75.9 °F

Climate (2021–Present)

MCAS New River (13 miles)

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  • Average Low 2021–2026

    54.5 °F

  • Average 2021–2026

    63.8 °F

  • Average High 2021–2026

    73.5 °F
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