Frosty Lake Weather Forecast

    • 48
    • 61

    Sunny

    • 45
    • 67

    Mostly Sunny

    • 47
    • 63

    Partly Sunny

    • 45
    • 65

    Mostly Sunny

    • 43
    • 55

    Chance Rain Showers

    • 39
    • 48

    Chance Rain Showers

Today 16 Sep Western Okanogan County

Sunny. Highs in the mid 70s to lower 80s. Southeast wind 5 to 15 Mph in the afternoon. Gusts up to 30 Mph in the Mountains.

Tonight 16 Sep Western Okanogan County

Mostly clear. Lows in the upper 40s to upper 50s.

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Frosty Lake Temperature Statistics

September Temperature

Omak Airport (65.2 miles)

  • Lowest 12 September, 2025

    55 °F

  • Average September

    75.2 °F

  • Highest 3 September, 2025

    104 °F

Climate (2020–Present)

Omak Airport (65.2 miles)

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  • Average Low 2020–2025

    40.7 °F

  • Average 2020–2025

    51.7 °F

  • Average High 2020–2025

    62.7 °F
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