Ann Lake Weather Forecast

    • 39
    • 52

    Decreasing Clouds

    • 42
    • 64

    Mostly Sunny

    • 45
    • 67

    Partly Sunny

    • 38
    • 58

    Partly Sunny

    • 37
    • 53

    Chance Rain

    • 37
    • 53

    Chance Rain

Today 7 Sep Western Chelan County

Mostly cloudy. Highs in the lower 60s to lower 70s.

Tonight 7 Sep Western Chelan County

Mostly cloudy. Lows in the mid 40s to mid 50s. Gusts up to 25 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Ann Lake Temperature Statistics

September Temperature

Omak Airport (56.5 miles)

  • Lowest 1 September, 2026

    50.6 °F

  • Average September

    64.6 °F

  • Highest 1 September, 2026

    83.6 °F

Climate (2021–2026)

Omak Airport (56.5 miles)

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  • Average Low 2021–2026

    40.8 °F

  • Average 2021–2026

    51.8 °F

  • Average High 2021–2026

    62.9 °F
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