Boise Air Terminal (Gowen Field) Weather Forecast

    • 43
    • 59

    Rain Showers

    • 34
    • 53

    Rain Showers Likely

    • 38
    • 54

    Partly Sunny

    • 38
    • 58

    Partly Sunny

    • 38
    • 56

    Partly Sunny

    • 38
    • 57

    Mostly Cloudy

Today 31 Oct Upper Treasure Valley

Areas of fog this morning. Mostly cloudy with a chance of rain Showers. A slight chance of Thunderstorms this afternoon. Chance of rain 40 percent. Highs 56 to 61. Southeast Winds up to 10 Mph.

Tonight 31 Oct Upper Treasure Valley

Rain Showers with a slight chance of Thunderstorms. Areas of fog. Chance of rain 80 percent. Lows 39 to 44. Northwest Winds up to 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Boise Air Terminal (Gowen Field) Temperature Statistics

October Temperature

Boise Air Terminal (0.6 miles)

  • Lowest 24 October, 2026

    33.7 °F

  • Average October

    59.2 °F

  • Highest 4 October, 2026

    88.6 °F

Climate (2021–2026)

Boise Air Terminal (0.6 miles)

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  • Average Low 2021–2026

    44.2 °F

  • Average 2021–2026

    55 °F

  • Average High 2021–2026

    66.4 °F
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