Big Bear Lake Weather Forecast

    • 41
    • 49

    Slight Chance Rain Showers

    • 39
    • 51

    Partly Sunny

    • 40
    • 52

    Mostly Sunny

    • 35
    • 48

    Partly Sunny

    • 35
    • 44

    Mostly Sunny

    • 39
    • 47

    Partly Sunny

Today 26 Sep Northern Trinity

Mostly cloudy in the late morning and early afternoon then clearing. Chance of rain Showers late in the morning. Slight chance of rain Showers in the afternoon. Highs 62 to 77.

Tonight 26 Sep Northern Trinity

Partly cloudy. Slight chance of rain Showers overnight. Lows 39 to 49.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Big Bear Lake Temperature Statistics

September Temperature

Trinity Center (14.3 miles)

  • Lowest 22 September, 2023

    41 °F
  • Average September

    65.2 °F
  • Highest 14 September, 2023

    93.2 °F

Climate (2012–Present)

Trinity Center (14.3 miles)

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  • Average Low 2012–Present

    42.3 °F
  • Average 2012–Present

    55.5 °F
  • Average High 2012–Present

    70.2 °F
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