Upper Priest Lake Weather Forecast

    • 46
    • 69

    Increasing Clouds

    • 51
    • 75

    Chance Rain Showers

    • 44
    • 63

    Rain Showers

    • 40
    • 55

    Chance Rain Showers

    • 40
    • 60

    Mostly Cloudy

    • 42
    • 59

    Partly Sunny

Today 23 Sep Northern Panhandle

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

Tonight 23 Sep Northern Panhandle

Partly cloudy. Lows in the 40s.

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Upper Priest Lake Temperature Statistics

September Temperature

Boundary County Airport (27.3 miles)

  • Lowest 17 September, 2026

    41 °F

  • Average September

    57.3 °F

  • Highest 1 September, 2026

    78.8 °F

Climate (2021–2026)

Boundary County Airport (27.3 miles)

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  • Average Low 2021–2026

    37.9 °F

  • Average 2021–2026

    47.3 °F

  • Average High 2021–2026

    56.7 °F
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