Sanpoil Lake Weather Forecast

    • 45
    • 68

    Chance Rain Showers

    • 42
    • 63

    Rain Showers Likely

    • 43
    • 75

    Mostly Sunny

    • 44
    • 81

    Mostly Sunny

    • 44
    • 81

    Mostly Sunny

    • 44
    • 79

    Mostly Sunny

    • 43
    • 79

    Partly Sunny

Today 14 Sep Okanogan Highlands

Partly cloudy. Highs in the 60s.

Tonight 14 Sep Okanogan Highlands

Mostly cloudy. A chance of rain Showers. Patchy fog overnight. Lows in the mid to upper 40s. Chance of precipitation 50 percent. Rainfall Amounts less than a tenth of an inch.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Sanpoil Lake Temperature Statistics

September Temperature

Omak Airport (41 miles)

  • Lowest 6 September, 2026

    46.7 °F

  • Average September

    64.9 °F

  • Highest 10 September, 2026

    85.6 °F

Climate (2021–2026)

Omak Airport (41 miles)

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  • Average Low 2021–2026

    40.7 °F

  • Average 2021–2026

    51.8 °F

  • Average High 2021–2026

    62.9 °F
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