Boise City Weather Forecast

    • 20
    • 39

    Sunny

    • 27
    • 43

    Partly Sunny

    • 35
    • 43

    Snow

    • 34
    • 47

    Rain

    • 34
    • 47

    Rain Likely

    • 31
    • 47

    Rain Likely

Today 29 Jan Upper Treasure Valley

Sunny. Highs 35 to 40. Light Winds.

Tonight 29 Jan Upper Treasure Valley

Mostly clear. Lows 13 to 20. Light Winds.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Boise City Temperature Statistics

January Temperature

Boise Air Terminal (6.2 miles)

  • Lowest 22 January, 2025

    12.8 °F

  • Average January

    31.2 °F

  • Highest 3 January, 2025

    49.6 °F

Climate (2020–Present)

Boise Air Terminal (6.2 miles)

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  • Average Low 2020–2025

    43.6 °F

  • Average 2020–2025

    54.3 °F

  • Average High 2020–2025

    65.5 °F
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