Three Island Lake Weather Forecast

    • 46
    • 63

    Rain Showers

    • 40
    • 53

    Rain Showers

    • 42
    • 55

    Mostly Sunny

    • 46
    • 62

    Mostly Sunny

    • 49
    • 66

    Mostly Sunny

    • 51
    • 69

    Mostly Sunny

Today 3 Jul Boise Mountains

Partly cloudy. A chance of Showers and Thunderstorms in the afternoon. Chance of rain 30 percent. Highs 78 to 92.

Tonight 3 Jul Boise Mountains

Mostly cloudy with a chance of rain Showers with a slight chance of Thunderstorms. Chance of rain 30 percent. Lows 44 to 59.

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Three Island Lake Temperature Statistics

July Temperature

Stanley, Stanley Ranger Station (18.6 miles)

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  • Average July

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Climate (2020–Present)

Stanley, Stanley Ranger Station (18.6 miles)

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  • Average Low 2020–2025

    22.6 °F

  • Average 2020–2025

    38 °F

  • Average High 2020–2025

    53.5 °F
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