Big Trinity Lake Weather Forecast

    • 18
    • 31

    Mostly Sunny

    • 24
    • 34

    Snow

    • 10
    • 29

    Snow Showers Likely

    • 6
    • 20

    Mostly Sunny

    • 12
    • 24

    Mostly Sunny

    • 17
    • 32

    Mostly Sunny

Today 22 Oct Boise Mountains

Sunny. Highs 37 to 52.

Tonight 22 Oct Boise Mountains

Partly cloudy. Lows 16 to 30.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Big Trinity Lake Temperature Statistics

October Temperature

Boise Air Terminal (40.4 miles)

  • Lowest 15 October, 2020

    36 °F
  • Average October

    59.8 °F
  • Highest 2 October, 2020

    82.9 °F

Climate (2010–Present)

Boise Air Terminal (40.4 miles)

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  • Average Low 2010–Present

    44.2 °F
  • Average 2010–Present

    54.6 °F
  • Average High 2010–Present

    65.4 °F
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