Roy Williams Airport Weather Forecast

    • 74
    • 98

    Hot

    • 77
    • 98

    Hot

    • 79
    • 100

    Hot

    • 79
    • 104

    Hot

    • 79
    • 105

    Hot

    • 80
    • 105

    Hot

    • 80
    • 105

    Hot

Today 14 Aug Morongo Basin

Sunny with a 20 percent chance of Thunderstorms. Highs around 100 in Twentynine Palms. 92 to 95 around yucca valley. Around 96 near Joshua tree. South Winds 5 to 15 Mph.

Tonight 14 Aug Morongo Basin

Mostly clear. A 20 percent chance of Thunderstorms in the evening. Lows around 80 in Twentynine Palms. 69 to 72 around yucca valley. Around 73 near Joshua tree. South Winds 5 to 10 Mph shifting to the north after midnight.

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Roy Williams Airport Temperature Statistics

August Temperature

Twentynine Palms SELF Airport (11.2 miles)

  • Lowest 12 August, 2026

    79 °F

  • Average August

    95 °F

  • Highest 1 August, 2026

    111.9 °F

Climate (2021–2026)

Twentynine Palms SELF Airport (11.2 miles)

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  • Average Low 2021–2026

    58.1 °F

  • Average 2021–2026

    70.1 °F

  • Average High 2021–2026

    82.3 °F
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