Washburn Lake Weather Forecast

    • 46
    • 66

    Decreasing Clouds

    • 49
    • 68

    Partly Sunny

    • 53
    • 71

    Partly Sunny

    • 52
    • 73

    Partly Sunny

    • 51
    • 70

    Mostly Cloudy

    • 43
    • 61

    Chance Rain Showers

Today 20 May Okanogan Valley

Mostly cloudy in the morning then clearing. Highs in the upper 60s to upper 70s. North wind 5 to 15 Mph in the afternoon. Gusts up to 25 Mph.

Tonight 20 May Okanogan Valley

Mostly clear. Lows in the mid 40s to lower 50s. North wind 5 to 15 Mph with Gusts up to 30 Mph in the Evening, becoming light and variable.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Washburn Lake Temperature Statistics

May Temperature

Omak Airport (26.1 miles)

  • Lowest 16 May, 2026

    35.7 °F

  • Average May

    61.3 °F

  • Highest 3 May, 2026

    86.6 °F

Climate (2021–Present)

Omak Airport (26.1 miles)

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  • Average Low 2021–2026

    40.9 °F

  • Average 2021–2026

    52 °F

  • Average High 2021–2026

    63 °F
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