Lake Arrowhead Weather Forecast

    • 34
    • 56

    Mostly Cloudy

    • 36
    • 62

    Mostly Sunny

    • 36
    • 61

    Partly Sunny

    • 34
    • 51

    Slight Chance Rain

    • 35
    • 55

    Mostly Sunny

    • 37
    • 64

    Mostly Sunny

Today 14 Dec San Bernardino County Mountains

Partly cloudy in the morning. Becoming mostly cloudy. Highs 51 to 57. Light Winds becoming southwest 15 Mph in the afternoon.

Tonight 14 Dec San Bernardino County Mountains

Partly cloudy. Lows 23 to 33 above 6000 feet to 32 to 40 below 6000 feet. Areas of Winds southwest 15 Mph in the evening becoming light.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Lake Arrowhead Temperature Statistics

December Temperature

Riverside / March Air Force Base (24.9 miles)

  • Lowest 5 December, 2018

    37.2 °F

  • Average December

    52.2 °F

  • Highest 9 December, 2018

    69.4 °F

Climate (2010–Present)

Riverside / March Air Force Base (24.9 miles)

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  • Average Low 2010–Present

    52.9 °F

  • Average 2010–Present

    66.2 °F

  • Average High 2010–Present

    79.4 °F
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