Grant County International Airport Weather Forecast

    • 38
    • 45

    Rain Likely

    • 37
    • 57

    Rain Likely

    • 39
    • 52

    Rain

    • 33
    • 48

    Chance Rain

    • 31
    • 43

    Rain Likely

    • 28
    • 44

    Chance Rain/Snow

Today 14 Dec Moses Lake Area

Patchy fog in the morning. Mostly cloudy. Highs in the mid 40s to lower 50s. South wind 5 to 10 Mph.

Tonight 14 Dec Moses Lake Area

Mostly cloudy. A chance of rain overnight. Lows in the upper 30s to lower 40s. Southeast wind 5 to 10 Mph. Chance of precipitation 20 percent.

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Grant County International Airport Temperature Statistics

December Temperature

Grant County Airport (0.6 miles)

  • Lowest 1 December, 2025

    25 °F

  • Average December

    41.6 °F

  • Highest 10 December, 2025

    62.1 °F

Climate (2020–Present)

Grant County Airport (0.6 miles)

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  • Average Low 2020–2025

    41.1 °F

  • Average 2020–2025

    52.8 °F

  • Average High 2020–2025

    64.3 °F
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