Chief Joseph State Park Weather Forecast

    • 21
    • 35

    Mostly Sunny

    • 25
    • 33

    Partly Sunny

    • 24
    • 35

    Mostly Cloudy

    • 27
    • 38

    Mostly Cloudy

    • 30
    • 38

    Mostly Cloudy

    • 31
    • 41

    Mostly Cloudy

    • 32
    • 41

    Chance Rain

Today 24 Jan Okanogan Valley

Sunny. Highs in the upper 20s to mid 30s.

Tonight 24 Jan Okanogan Valley

Mostly clear. Lows 18 to 21.

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Chief Joseph State Park Temperature Statistics

January Temperature

Omak Airport (27.3 miles)

  • Lowest 1 January, 2026

    19.7 °F

  • Average January

    33.7 °F

  • Highest 15 January, 2026

    49.6 °F

Climate (2021–Present)

Omak Airport (27.3 miles)

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  • Average Low 2021–2026

    40.8 °F

  • Average 2021–2026

    51.9 °F

  • Average High 2021–2026

    62.9 °F
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