Snow Summit Weather Forecast

    • 36
    • 69

    Mostly Sunny

    • 35
    • 64

    Mostly Sunny

    • 34
    • 63

    Partly Sunny

    • 32
    • 60

    Partly Sunny

    • 30
    • 59

    Partly Sunny

    • 29
    • 54

    Chance Rain Showers

Today 18 Dec San Bernardino County Mountains

Mostly sunny. Highs 60 to 69 above 6000 feet to 67 to 75 below 6000 feet. Areas of Winds north to 10 Mph in the morning becoming light.

Tonight 18 Dec San Bernardino County Mountains

Mostly clear. Lows 37 to 47 above 6000 feet to 47 to 56 below 6000 feet. Light Winds becoming west 10 Mph overnight.

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  • Temperature Forecast NOAA

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Snow Summit Temperature Statistics

December Temperature

Big Bear City Airport (2.5 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 (2.5 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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