Johnson Lake Weather Forecast

    • 38
    • 54

    Chance Rain Showers

    • 35
    • 51

    Rain Showers Likely

    • 31
    • 47

    Rain Showers Likely

    • 33
    • 45

    Chance Rain/Snow

    • 32
    • 45

    Partly Sunny

Today 26 Oct Okanogan Valley

Mostly cloudy. A chance of rain in the Morning, then rain likely in the afternoon. Highs in the 50s. Chance of precipitation 70 percent. Rainfall Amounts less than a tenth of an inch.

Tonight 26 Oct Okanogan Valley

Cloudy with rain likely. Lows in the upper 30s to lower 40s. Chance of precipitation 70 percent. Rainfall Amounts less than a tenth of an inch.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Johnson Lake Temperature Statistics

October Temperature

Omak Airport (30.4 miles)

  • Lowest 21 October, 2026

    30.9 °F

  • Average October

    55.3 °F

  • Highest 4 October, 2026

    79.6 °F

Climate (2021–2026)

Omak Airport (30.4 miles)

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  • Average Low 2021–2026

    40.8 °F

  • Average 2021–2026

    51.9 °F

  • Average High 2021–2026

    63 °F
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