Countyline Weather Forecast

    • 46
    • 76

    Sunny

    • 55
    • 79

    Mostly Sunny

    • 62
    • 78

    Rain Showers Likely

    • 57
    • 74

    Rain Showers Likely

    • 54
    • 70

    Chance Rain Showers

    • 58
    • 73

    Partly Sunny

Today 21 Oct Stephens

Sunny, cooler with Highs in the mid 70s. North Winds 5 to 10 Mph.

Tonight 21 Oct Stephens

Clear. Lows in the upper 40s. Northeast Winds around 5 Mph, becoming south after midnight.

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Countyline Temperature Statistics

October Temperature

Duncan, Halliburton Field Airport (22.4 miles)

  • Lowest 19 October, 2025

    50 °F

  • Average October

    73 °F

  • Highest 12 October, 2025

    91.4 °F

Climate (2020–Present)

Duncan, Halliburton Field Airport (22.4 miles)

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  • Average Low 2020–2025

    52.1 °F

  • Average 2020–2025

    63.1 °F

  • Average High 2020–2025

    74.9 °F
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