Williams Coulee Reservoir Weather Forecast

    • 47
    • 77

    Mostly Sunny

    • 47
    • 75

    Chance Rain Showers

    • 48
    • 76

    Mostly Sunny

    • 51
    • 83

    Mostly Sunny

    • 49
    • 82

    Partly Sunny

    • 48
    • 76

    Mostly Sunny

    • 48
    • 81

    Mostly Sunny

Today 17 Sep Central and Southeast Phillips

Sunny. Highs in the mid 70s. Northeast wind around 5 Mph.

Tonight 17 Sep Central and Southeast Phillips

Mostly clear. Lows in the mid 40s. Northeast wind around 5 Mph, becoming east after midnight.

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Williams Coulee Reservoir Temperature Statistics

September Temperature

Glasgow, Glasgow International Airport (64 miles)

  • Lowest 5 September, 2025

    39.9 °F

  • Average September

    65.5 °F

  • Highest 1 September, 2025

    91.9 °F

Climate (2020–Present)

Glasgow, Glasgow International Airport (64 miles)

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  • Average Low 2020–2025

    34.4 °F

  • Average 2020–2025

    46 °F

  • Average High 2020–2025

    57.9 °F
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