Duncan Weather Forecast

    • 43
    • 60

    Mostly Cloudy

    • 41
    • 60

    Gradual Clearing

    • 33
    • 57

    Sunny

    • 39
    • 59

    Mostly Sunny

    • 34
    • 58

    Mostly Sunny

    • 35
    • 53

    Mostly Sunny

    • 40
    • 57

    Mostly Cloudy

Today 18 Dec Stephens

Increasing Clouds. A slight chance of rain Showers after midnight. Areas of fog after midnight. Lows in the lower 40s. Southeast Winds around 10 Mph in the evening becoming light and variable. Chance of Showers 20 percent.

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Duncan Temperature Statistics

December Temperature

Duncan, Halliburton Field Airport (1.9 miles)

  • Lowest 5 December, 2018

    20.7 °F
  • Average December

    41.5 °F
  • Highest 1 December, 2018

    66.4 °F

Climate (2010–Present)

Duncan, Halliburton Field Airport (1.9 miles)

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  • Average Low 2010–Present

    51.3 °F
  • Average 2010–Present

    62.5 °F
  • Average High 2010–Present

    74.4 °F
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