Boulder Bay Weather Forecast

    • 40
    • 63

    Rain Showers

    • 33
    • 52

    Rain Showers

    • 29
    • 45

    Rain Showers

    • 31
    • 48

    Chance Rain Showers

    • 35
    • 56

    Sunny

    • 38
    • 61

    Sunny

Today 10 Oct San Bernardino County Mountains

Cloudy. A slight chance of Showers in the afternoon. Highs 59 to 69 above 6000 feet to 69 to 78 below 6000 feet. Areas of Winds south 10 to 15 Mph with Gusts to 25 Mph. Chance of measurable precipitation 20 percent.

Tonight 10 Oct San Bernardino County Mountains

Cloudy. A chance of Showers in the Evening, then Showers and a slight chance of Thunderstorms overnight. Some Thunderstorms may produce heavy rainfall overnight. Colder. Lows 37 to 47 above 6000 feet to 48 to 56 below 6000 feet. Areas of Winds south 10 to 15 Mph. Gusts to 40 Mph overnight.

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Boulder Bay Temperature Statistics

October Temperature

Big Bear City Airport (5.6 miles)

  • Lowest 1 October, 2026

    37.4 °F

  • Average October

    61.4 °F

  • Highest 2 October, 2026

    75.7 °F

Climate (2021–2026)

Big Bear City Airport (5.6 miles)

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  • Average Low 2021–2026

    33.8 °F

  • Average 2021–2026

    48.9 °F

  • Average High 2021–2026

    60.4 °F
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