Slate Lake Weather Forecast

    • 38
    • 53

    Mostly Sunny

    • 40
    • 59

    Mostly Sunny

    • 31
    • 55

    Rain Showers

    • 30
    • 33

    Rain/Snow Likely

    • 31
    • 45

    Mostly Sunny

    • 39
    • 56

    Mostly Sunny

    • 43
    • 61

    Partly Sunny

Today 1 May Southern Clearwater Mountains

Mostly sunny. Highs 59 to 74.

Tonight 1 May Southern Clearwater Mountains

Mostly clear. Lows in the mid 30s to upper 40s.

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Slate Lake Temperature Statistics

May Temperature

Grangeville - Idaho County Airport (24.9 miles)

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Climate (2020–Present)

Grangeville - Idaho County Airport (24.9 miles)

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  • Average Low 2020–2025

    36.4 °F

  • Average 2020–2025

    46.8 °F

  • Average High 2020–2025

    57.3 °F
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