Williams Coulee Reservoir Weather Forecast

    • 40
    • 64

    Rain Showers

    • 41
    • 57

    Chance Rain Showers

    • 42
    • 66

    Chance Rain Showers

    • 43
    • 69

    Partly Sunny

    • 47
    • 75

    Chance Rain Showers

    • 51
    • 78

    Mostly Sunny

    • 52
    • 85

    Partly Sunny

Today 31 May Central and Southeast Phillips

Showers likely with a slight chance of Thunderstorms. Windy with Highs in the mid 60s. West wind 20 to 30 Mph with Gusts up to 40 Mph. Chance of rain 70 percent.

Tonight 31 May Central and Southeast Phillips

Showers, windy with Lows around 40. West wind 25 to 30 Mph. Gusts up to 45 Mph this evening. Chance of rain 80 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Williams Coulee Reservoir Temperature Statistics

May Temperature

Glasgow, Glasgow International Airport (64 miles)

  • Lowest 6 May, 2026

    21.7 °F

  • Average May

    57.9 °F

  • Highest 26 May, 2026

    98.7 °F

Climate (2021–Present)

Glasgow, Glasgow International Airport (64 miles)

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  • Average Low 2021–2026

    34.5 °F

  • Average 2021–2026

    46.2 °F

  • Average High 2021–2026

    58.1 °F
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