Big Morongo Canyon Preserve Weather Forecast

    • 57
    • 76

    Mostly Sunny

    • 57
    • 77

    Mostly Sunny

    • 57
    • 76

    Partly Sunny

    • 54
    • 74

    Partly Sunny

    • 54
    • 73

    Partly Sunny

    • 52
    • 69

    Rain Showers

Today 18 Dec Morongo Basin

Sunny. Highs 73 to 76. North Winds up to 10 Mph.

Tonight 18 Dec Morongo Basin

Clear. Lows 51 to 54 in Twentynine Palms and around yucca valley. Around 55 near Joshua tree. Northwest Winds 5 to 10 Mph.

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Big Morongo Canyon Preserve Temperature Statistics

December Temperature

Big Bear City Airport (22.4 miles)

  • Lowest 2 December, 2025

    19.4 °F

  • Average December

    39.6 °F

  • Highest 9 December, 2025

    64.4 °F

Climate (2020–Present)

Big Bear City Airport (22.4 miles)

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  • Average Low 2020–2025

    34 °F

  • Average 2020–2025

    49 °F

  • Average High 2020–2025

    60 °F
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