Fort Defiance Weather Forecast

    • 46
    • 79

    Mostly Sunny

    • 49
    • 79

    Partly Sunny

    • 48
    • 75

    Chance Rain Showers

    • 47
    • 77

    Slight Chance Thunderstorms

    • 47
    • 78

    Mostly Sunny

    • 48
    • 79

    Mostly Sunny

Today 17 Sep Chuska Mountains and Defiance Plateau

Sunny. Highs 74 to 82. Light Winds becoming northwest around 15 Mph in the afternoon.

Tonight 17 Sep Chuska Mountains and Defiance Plateau

Mostly clear. Lows 47 to 53. Light Winds.

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Fort Defiance Temperature Statistics

September Temperature

Window Rock, Window Rock Airport (6.2 miles)

  • Lowest 14 September, 2025

    39.9 °F

  • Average September

    64.8 °F

  • Highest 1 September, 2025

    84 °F

Climate (2020–Present)

Window Rock, Window Rock Airport (6.2 miles)

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  • Average Low 2020–2025

    33.4 °F

  • Average 2020–2025

    50.7 °F

  • Average High 2020–2025

    66.9 °F
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