Big Bear City Airport Weather Forecast

    • 40
    • 69

    Mostly Sunny

    • 43
    • 70

    Mostly Sunny

    • 46
    • 74

    Sunny

    • 47
    • 75

    Mostly Sunny

    • 45
    • 74

    Mostly Sunny

    • 43
    • 79

    Partly Sunny

Today 21 Sep San Bernardino County Mountains

Partly cloudy this morning. Becoming mostly sunny. Highs 62 to 72 above 6000 feet to 68 to 78 below 6000 feet. Areas of Winds south 10 to 15 Mph. Gusts to 25 Mph. Becoming 30 Mph this afternoon.

Tonight 21 Sep San Bernardino County Mountains

Mostly clear. Colder. Lows 39 to 49 above 6000 feet to 46 to 56 below 6000 feet. Areas of Winds south 10 to 15 Mph with Gusts to 30 Mph becoming west overnight.

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Big Bear City Airport Temperature Statistics

September Temperature

Big Bear City Airport (0 miles)

  • Lowest 19 September, 2026

    32.7 °F

  • Average September

    61.1 °F

  • Highest 10 September, 2026

    81.3 °F

Climate (2021–2026)

Big Bear City Airport (0 miles)

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  • Average Low 2021–2026

    33.8 °F

  • Average 2021–2026

    48.8 °F

  • Average High 2021–2026

    60.4 °F
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