Idyllwild Weather Forecast

    • 53
    • 68

    Mostly Sunny

    • 54
    • 65

    Partly Sunny

    • 51
    • 64

    Partly Sunny

    • 50
    • 63

    Mostly Sunny

    • 49
    • 59

    Rain Showers Likely

    • 49
    • 51

    Rain Showers

Today 19 Dec Riverside County Mountains

Sunny this morning. Becoming partly cloudy. Highs 67 to 77. Areas of Winds west 10 to 15 Mph with Gusts to 30 Mph.

Tonight 19 Dec Riverside County Mountains

Partly cloudy. Lows 43 to 53. Areas of Winds west 10 to 20 Mph with Gusts to 35 Mph.

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Idyllwild Temperature Statistics

December Temperature

Palm Springs Regional Airport (13 miles)

  • Lowest 6 December, 2025

    46.9 °F

  • Average December

    65 °F

  • Highest 15 December, 2025

    88 °F

Climate (2020–Present)

Palm Springs Regional Airport (13 miles)

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  • Average Low 2020–2025

    64.6 °F

  • Average 2020–2025

    77.4 °F

  • Average High 2020–2025

    90 °F
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