San Bernardino National Forest Weather Forecast

    • 54
    • 74

    Mostly Sunny

    • 52
    • 72

    Slight Chance Thunderstorms

    • 54
    • 69

    Slight Chance Thunderstorms

    • 53
    • 69

    Chance Thunderstorms

    • 52
    • 68

    Chance Thunderstorms

    • 52
    • 69

    Partly Sunny

Today 19 Aug San Bernardino County Mountains

Mostly sunny in the morning. Becoming partly cloudy. Warmer. Highs 82 to 90 above 6000 feet to 88 to 96 below 6000 feet. Light Winds becoming south 15 Mph with Gusts to 25 Mph in the afternoon.

Tonight 19 Aug San Bernardino County Mountains

Mostly clear. Lows 50 to 60 above 6000 feet to 60 to 70 below 6000 feet. Areas of Winds southwest 15 Mph with Gusts to 25 Mph in the evening becoming light.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

San Bernardino National Forest Temperature Statistics

August Temperature

Big Bear City Airport (9.9 miles)

  • Lowest 14 August, 2018

    48.2 °F
  • Average August

    68.1 °F
  • Highest 7 August, 2018

    86 °F

Climate (2010–Present)

Big Bear City Airport (9.9 miles)

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  • Average Low 2010–Present

    34.9 °F
  • Average 2010–Present

    50.6 °F
  • Average High 2010–Present

    61 °F
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