Morgan Lake Weather Forecast

    • 57
    • 88

    Mostly Sunny

    • 57
    • 90

    Mostly Sunny

    • 54
    • 89

    Sunny

    • 56
    • 90

    Sunny

    • 59
    • 96

    Sunny

    • 60
    • 100

    Hot

    • 59
    • 98

    Hot

Today 18 Aug Moses Lake Area

Mostly cloudy with a chance of Showers and Thunderstorms in the Morning, then sunny in the afternoon. Highs in the mid to upper 80s. South wind 5 to 15 Mph. Chance of precipitation 20 percent.

Tonight 18 Aug Moses Lake Area

Mostly clear. Lows in the mid 50s to lower 60s. Southwest wind 5 to 10 Mph.

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Morgan Lake Temperature Statistics

August Temperature

Grant County Airport (20.5 miles)

  • Lowest 4 August, 2025

    54.6 °F

  • Average August

    74.8 °F

  • Highest 11 August, 2025

    101.6 °F

Climate (2020–Present)

Grant County Airport (20.5 miles)

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  • Average Low 2020–2025

    40.9 °F

  • Average 2020–2025

    52.7 °F

  • Average High 2020–2025

    64.2 °F
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