Sprague Lake Weather Forecast

    • 55
    • 81

    Increasing Clouds

    • 46
    • 82

    Mostly Cloudy

    • 49
    • 73

    Mostly Cloudy

    • 46
    • 71

    Rain Showers Likely

    • 43
    • 68

    Partly Sunny

    • 45
    • 72

    Mostly Sunny

Today 9 Sep Upper Columbia Basin

Partly cloudy. Highs in the upper 70s to lower 80s. South wind 5 to 10 Mph.

Tonight 9 Sep Upper Columbia Basin

Mostly cloudy. Lows in the mid to upper 50s. South wind 5 to 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Sprague Lake Temperature Statistics

September Temperature

Fairchild Air Force Base (31.1 miles)

  • Lowest 5 September, 2026

    43.7 °F

  • Average September

    58.1 °F

  • Highest 1 September, 2026

    81 °F

Climate (2021–2026)

Fairchild Air Force Base (31.1 miles)

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  • Average Low 2021–2026

    39.6 °F

  • Average 2021–2026

    49.2 °F

  • Average High 2021–2026

    58.6 °F
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