Arrowrock Reservoir Weather Forecast

    • 36
    • 39

    Rain

    • 28
    • 41

    Rain

    • 18
    • 34

    Chance Snow

    • 27
    • 34

    Snow

    • 13
    • 32

    Chance Snow

    • 11
    • 30

    Partly Sunny

    • 11
    • 29

    Partly Sunny

Today 3 Feb Boise Mountains

Snow, Changing to rain this afternoon. Chance of precipitation near 100 percent. Snow accumulation up to 2 Inches across the lower Elevations, with up to 7 Inches over the Mountains. Highs 32 to 42.

Tonight 3 Feb Boise Mountains

Rain and snow. Chance of precipitation near 100 percent. No snow accumulation across the lower Elevations, with snow accumulation up to 8 Inches over the Mountains. Lows 28 to 37.

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Arrowrock Reservoir Temperature Statistics

February Temperature

Boise Air Terminal (19.3 miles)

  • Lowest 1 February, 2025

    37 °F

  • Average February

    40.7 °F

  • Highest 1 February, 2025

    46 °F

Climate (2020–Present)

Boise Air Terminal (19.3 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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