McArthur Lake Weather Forecast

    • 44
    • 76

    Decreasing Clouds

    • 44
    • 75

    Mostly Sunny

    • 50
    • 83

    Partly Sunny

    • 49
    • 82

    Partly Sunny

    • 46
    • 77

    Chance Rain Showers

    • 41
    • 68

    Slight Chance Rain Showers

    • 39
    • 62

    Chance Rain Showers

Today 10 May Northern Panhandle

Mostly cloudy. Highs in the 70s.

Tonight 10 May Northern Panhandle

Mostly cloudy in the evening then clearing. Lows in the 40s.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

McArthur Lake Temperature Statistics

May Temperature

Sandpoint, Sandpoint Airport (15.5 miles)

  • Lowest 1 May, 2026

    33.8 °F

  • Average May

    59.4 °F

  • Highest 2 May, 2026

    77 °F

Climate (2021–Present)

Sandpoint, Sandpoint Airport (15.5 miles)

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  • Average Low 2021–2026

    37.2 °F

  • Average 2021–2026

    47.1 °F

  • Average High 2021–2026

    57.2 °F
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