Duncan Weather Forecast

    • 56
    • 68

    Cloudy

    • 61
    • 74

    Chance Rain

    • 51
    • 78

    Rain Likely

    • 45
    • 66

    Chance Rain

    • 29
    • 56

    Slight Chance Rain

    • 26
    • 47

    Mostly Sunny

Today 18 Feb Northern Spartanburg

Cloudy, breezy with Highs in the upper 60s. Southwest Winds 15 to 20 Mph with Gusts up to 30 Mph.

Tonight 18 Feb Northern Spartanburg

Cloudy. Lows in the mid 50s. Southwest Winds 5 to 10 Mph.

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Duncan Temperature Statistics

February Temperature

Greer, Greenville-Spartanburg Airport (5.6 miles)

  • Lowest 1 February, 2026

    15.7 °F

  • Average February

    42.7 °F

  • Highest 11 February, 2026

    66.2 °F

Climate (2021–Present)

Greer, Greenville-Spartanburg Airport (5.6 miles)

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  • Average Low 2021–2026

    51.6 °F

  • Average 2021–2026

    61.8 °F

  • Average High 2021–2026

    73 °F
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