Garden Valley Weather Forecast

    • 31
    • 62

    Rain Showers Likely

    • 30
    • 63

    Mostly Sunny

    • 30
    • 64

    Areas Fog

    • 37
    • 67

    Mostly Sunny

    • 30
    • 64

    Chance Rain/Snow

    • 26
    • 55

    Chance Rain Showers

Today 15 Oct Boise Mountains

Rain Showers. Areas of fog. A slight chance of Thunderstorms this afternoon. Chance of rain 80 percent. Highs 45 to 59.

Tonight 15 Oct Boise Mountains

Rain Showers likely in the Evening, then partly cloudy with a slight chance of rain Showers after midnight. Areas of fog. Widespread frost after midnight. Chance of rain 60 percent. Lows 24 to 39.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Garden Valley Temperature Statistics

October Temperature

Boise Air Terminal (38.5 miles)

  • Lowest 6 October, 2025

    42.1 °F

  • Average October

    58.1 °F

  • Highest 10 October, 2025

    84 °F

Climate (2020–Present)

Boise Air Terminal (38.5 miles)

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  • Average Low 2020–2025

    43.8 °F

  • Average 2020–2025

    54.5 °F

  • Average High 2020–2025

    65.8 °F
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