Spiegelberg Lake Weather Forecast

    • 44
    • 57

    Rain Showers

    • 49
    • 65

    Mostly Cloudy

    • 46
    • 62

    Chance Rain Showers

    • 48
    • 70

    Mostly Sunny

    • 50
    • 74

    Mostly Sunny

    • 52
    • 75

    Mostly Sunny

Today 13 Sep Okanogan Valley

Rain Showers and a chance of Thunderstorms. Some Thunderstorms may produce heavy rainfall. Highs in the mid 50s to mid 60s. Chance of precipitation near 100 percent. Rainfall Amounts up to a half inch Possible, except higher Amounts possible in Thunderstorms.

Tonight 13 Sep Okanogan Valley

Cloudy with rain Showers in the Evening, then partly cloudy overnight. Lows in the mid to upper 40s. Chance of precipitation 90 percent. Rainfall Amounts less than a tenth of an inch.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Spiegelberg Lake Temperature Statistics

September Temperature

Omak Airport (13 miles)

  • Lowest 6 September, 2026

    46.7 °F

  • Average September

    64.6 °F

  • Highest 10 September, 2026

    85.6 °F

Climate (2021–2026)

Omak Airport (13 miles)

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  • Average Low 2021–2026

    40.7 °F

  • Average 2021–2026

    51.8 °F

  • Average High 2021–2026

    62.9 °F
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