Halfmoon Lake Weather Forecast

    • 31
    • 36

    Cloudy

    • 32
    • 36

    Cloudy

    • 25
    • 34

    Patchy Freezing Fog

    • 29
    • 36

    Chance Snow

    • 30
    • 43

    Chance Rain

    • 26
    • 45

    Partly Sunny

Today 3 Dec Moses Lake Area

Cloudy. A chance of light freezing drizzle and Flurries in the morning. Areas of dense freezing fog and patchy fog in the morning. Highs in the lower to mid 30s. Light wind.

Tonight 3 Dec Moses Lake Area

Cloudy. Areas of freezing fog overnight. Lows in the upper 20s to lower 30s. Light wind.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Halfmoon Lake Temperature Statistics

December Temperature

Grant County Airport (20.5 miles)

  • Lowest 1 December, 2024

    30.9 °F

  • Average December

    34 °F

  • Highest 1 December, 2024

    37.9 °F

Climate (2019–Present)

Grant County Airport (20.5 miles)

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  • Average Low 2019–2024

    41.1 °F

  • Average 2019–2024

    52.9 °F

  • Average High 2019–2024

    64.3 °F
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