Boise Cascade Lake Weather Forecast

    • 55
    • 84

    Mostly Cloudy

    • 61
    • 80

    Rain Showers Likely

    • 51
    • 73

    Rain Showers

    • 56
    • 79

    Mostly Sunny

    • 60
    • 87

    Mostly Sunny

    • 63
    • 94

    Partly Sunny

Today 1 Jun Upper Treasure Valley

Mostly sunny. Highs 82 to 87. Southeast Winds up to 10 Mph this Morning, shifting to northwest around 10 Mph this afternoon. Gusts to 20 Mph.

Tonight 1 Jun Upper Treasure Valley

Mostly cloudy with a slight chance of Showers in the Evening, then partly cloudy after midnight. Chance of rain 20 percent. Lows 50 to 55. Northwest Winds 10 to 15 Mph with Gusts to 25 Mph.

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  • Temperature Forecast NOAA

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Boise Cascade Lake Temperature Statistics

June Temperature

Boise Air Terminal (4.3 miles)

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Climate (2019–Present)

Boise Air Terminal (4.3 miles)

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  • Average Low 2019–2024

    43.3 °F

  • Average 2019–2024

    53.8 °F

  • Average High 2019–2024

    64.9 °F
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