Guymon Weather Forecast

    • 33
    • 77

    Mostly Sunny

    • 39
    • 68

    Partly Sunny

    • 49
    • 77

    Partly Sunny

    • 42
    • 77

    Mostly Sunny

    • 41
    • 71

    Mostly Cloudy

    • 29
    • 64

    Partly Sunny

Today 22 Dec Texas

Sunny. Highs in the upper 70s. Southwest Winds 5 to 10 Mph.

Tonight 22 Dec Texas

Clear. Lows in the lower 30s. Southwest Winds 10 to 15 Mph with Gusts up to 25 Mph.

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Guymon Temperature Statistics

December Temperature

Guymon / Guymon Municipal Airport (1.2 miles)

  • Lowest 1 December, 2025

    18 °F

  • Average December

    39.6 °F

  • Highest 11 December, 2025

    82 °F

Climate (2020–Present)

Guymon / Guymon Municipal Airport (1.2 miles)

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  • Average Low 2020–2025

    44.4 °F

  • Average 2020–2025

    58.7 °F

  • Average High 2020–2025

    73.7 °F
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