McArthur Lake Weather Forecast

    • 45
    • 67

    Decreasing Clouds

    • 32
    • 56

    Slight Chance Rain

    • 35
    • 57

    Mostly Sunny

    • 37
    • 61

    Sunny

    • 41
    • 65

    Mostly Sunny

    • 42
    • 66

    Chance Rain

    • 37
    • 52

    Rain Likely

Today 6 Apr Northern Panhandle

Partly cloudy. Highs in the mid 60s to lower 70s.

Tonight 6 Apr Northern Panhandle

Partly cloudy. Lows in the lower to mid 40s.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

McArthur Lake Temperature Statistics

April Temperature

Sandpoint, Sandpoint Airport (15.5 miles)

  • Lowest 1 April, 2026

    30.2 °F

  • Average April

    39.6 °F

  • Highest 4 April, 2026

    59 °F

Climate (2021–Present)

Sandpoint, Sandpoint Airport (15.5 miles)

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  • Average Low 2021–2026

    37.1 °F

  • Average 2021–2026

    47.1 °F

  • Average High 2021–2026

    57.2 °F
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