Grand Canyon National Park Weather Forecast

    • 49
    • 79

    Mostly Sunny

    • 52
    • 85

    Becoming Sunny

    • 54
    • 85

    Partly Sunny

    • 55
    • 88

    Mostly Sunny

    • 57
    • 90

    Mostly Sunny

    • 56
    • 88

    Partly Sunny

    • 54
    • 86

    Mostly Sunny

Today 20 May Northwest Plateau

Sunny. Highs 74 to 77. Northeast Winds up to 10 Mph shifting to the northwest in the afternoon.

Tonight 20 May Northwest Plateau

Mostly clear. Lows around 50. Northwest Winds 5 to 10 Mph shifting to the east after midnight.

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Grand Canyon National Park Temperature Statistics

May Temperature

Grand Canyon National Park Airport (40.4 miles)

  • Lowest 2 May, 2026

    22.6 °F

  • Average May

    53 °F

  • Highest 12 May, 2026

    87.7 °F

Climate (2021–Present)

Grand Canyon National Park Airport (40.4 miles)

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  • Average Low 2021–2026

    32 °F

  • Average 2021–2026

    49.7 °F

  • Average High 2021–2026

    65.7 °F
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