Lucerne Valley Weather Forecast

    • 63
    • 80

    Rain Showers

    • 64
    • 82

    Chance Rain Showers

    • 64
    • 86

    Mostly Sunny

    • 67
    • 85

    Slight Chance Rain Showers

    • 70
    • 87

    Partly Sunny

    • 67
    • 88

    Slight Chance Thunderstorms

Today 18 Sep Apple and Lucerne Valleys

Showers likely and a slight chance of Thunderstorms this Morning, then Showers and a chance of Thunderstorms this afternoon. Not as warm. Highs 79 to 85. Areas of Winds east 10 to 15 Mph with Gusts to 25 Mph.

Tonight 18 Sep Apple and Lucerne Valleys

Partly cloudy with a slight chance of Thunderstorms. Showers likely. Cooler. Lows 59 to 63. Areas of Winds south 10 to 15 Mph with Gusts to 25 Mph. Becoming to 10 Mph overnight. Chance of measurable precipitation 70 percent.

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Lucerne Valley Temperature Statistics

September Temperature

Big Bear City Airport (13.7 miles)

  • Lowest 12 September, 2025

    32 °F

  • Average September

    57.7 °F

  • Highest 1 September, 2025

    78.8 °F

Climate (2020–Present)

Big Bear City Airport (13.7 miles)

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  • Average Low 2020–2025

    34.1 °F

  • Average 2020–2025

    49.3 °F

  • Average High 2020–2025

    60.1 °F
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