Slate Lake Weather Forecast

    • 20
    • 33

    Becoming Sunny

    • 24
    • 38

    Mostly Sunny

    • 30
    • 48

    Chance Snow

    • 24
    • 36

    Slight Chance Snow

    • 30
    • 43

    Partly Sunny

    • 35
    • 51

    Chance Rain/Snow

Today 18 Apr Southern Clearwater Mountains

Partly cloudy. A 20 percent chance of rain and snow in the afternoon. Highs 41 to 56.

Tonight 18 Apr Southern Clearwater Mountains

Mostly clear. Lows 20 to 34.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Slate Lake Temperature Statistics

April Temperature

Grangeville - Idaho County Airport (24.9 miles)

  • Lowest 1 April, 2024

    30.2 °F

  • Average April

    44.2 °F

  • Highest 2 April, 2024

    69.8 °F

Climate (2019–Present)

Grangeville - Idaho County Airport (24.9 miles)

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  • Average Low 2019–2024

    36.3 °F

  • Average 2019–2024

    46.7 °F

  • Average High 2019–2024

    57.1 °F
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