Duncan Weather Forecast

    • 59
    • 86

    Sunny

    • 62
    • 91

    Sunny

    • 65
    • 88

    Mostly Sunny

    • 52
    • 88

    Slight Chance Rain Showers

    • 42
    • 65

    Sunny

    • 44
    • 65

    Sunny

Today 13 Oct Harnett

Sunny. Highs in the mid 80s. Light and variable Winds, becoming west around 5 Mph this afternoon.

Tonight 13 Oct Harnett

Clear. Lows around 60. Southwest Winds around 5 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Duncan Temperature Statistics

October Temperature

Sanford, Sanford-Lee County Regional Airport (12.4 miles)

  • Lowest 7 October, 2026

    45.3 °F

  • Average October

    68 °F

  • Highest 2 October, 2026

    90.7 °F

Climate (2021–2026)

Sanford, Sanford-Lee County Regional Airport (12.4 miles)

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  • Average Low 2021–2026

    48.6 °F

  • Average 2021–2026

    60.6 °F

  • Average High 2021–2026

    72.2 °F
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