Buttermilk Slough Weather Forecast

    • 49
    • 82

    Mostly Sunny

    • 47
    • 76

    Rain Showers Likely

    • 46
    • 67

    Partly Sunny

    • 47
    • 75

    Mostly Sunny

    • 50
    • 79

    Mostly Sunny

    • 55
    • 85

    Mostly Sunny

Today 2 May Lower Treasure Valley

Sunny. Highs 79 to 84. Southeast Winds 10 to 15 Mph.

Tonight 2 May Lower Treasure Valley

Mostly clear. Lows 49 to 54. East Winds around 10 Mph.

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Buttermilk Slough Temperature Statistics

May Temperature

Ontario Municipal Airport (13 miles)

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Climate (2020–Present)

Ontario Municipal Airport (13 miles)

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  • Average Low 2020–2025

    42.5 °F

  • Average 2020–2025

    54.5 °F

  • Average High 2020–2025

    66.9 °F
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