Idaho City USFS Airport Weather Forecast

    • 44
    • 82

    Becoming Sunny

    • 46
    • 86

    Sunny

    • 49
    • 90

    Mostly Sunny

    • 50
    • 90

    Mostly Sunny

    • 47
    • 90

    Mostly Sunny

    • 48
    • 89

    Mostly Sunny

Today 22 Jul Boise Mountains

Partly cloudy. Isolated rain Showers and Thunderstorms this afternoon. Chance of rain 20 percent. Highs 70 to 84.

Tonight 22 Jul Boise Mountains

Mostly clear. Lows 41 to 56.

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Idaho City USFS Airport Temperature Statistics

July Temperature

Boise Air Terminal (26.1 miles)

  • Lowest 5 July, 2025

    54.6 °F

  • Average July

    79.7 °F

  • Highest 8 July, 2025

    104.6 °F

Climate (2020–Present)

Boise Air Terminal (26.1 miles)

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  • Average Low 2020–2025

    43.7 °F

  • Average 2020–2025

    54.5 °F

  • Average High 2020–2025

    65.8 °F
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