San Bernardino National Forest Weather Forecast

    • 40
    • 51

    Mostly Sunny

    • 39
    • 49

    Mostly Sunny

    • 39
    • 47

    Mostly Cloudy

    • 37
    • 45

    Mostly Cloudy

    • 35
    • 40

    Partly Sunny

    • 33
    • 37

    Rain/Snow

Today 26 Oct San Bernardino County Mountains

Mostly sunny. Highs 53 to 63 above 6000 feet to 61 to 71 below 6000 feet. Areas of Winds south to 10 Mph.

Tonight 26 Oct San Bernardino County Mountains

Mostly clear. Lows 34 to 43 above 6000 feet to 42 to 49 below 6000 feet. Areas of Winds south 10 Mph.

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San Bernardino National Forest Temperature Statistics

October Temperature

Big Bear City Airport (9.9 miles)

  • Lowest 13 October, 2026

    27.5 °F

  • Average October

    52.6 °F

  • Highest 2 October, 2026

    75.7 °F

Climate (2021–2026)

Big Bear City Airport (9.9 miles)

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  • Average Low 2021–2026

    33.9 °F

  • Average 2021–2026

    48.9 °F

  • Average High 2021–2026

    60.4 °F
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