Fenton Lake State Park Weather Forecast

    • 7
    • 29

    Mostly Sunny

    • 10
    • 32

    Mostly Sunny

    • 13
    • 37

    Mostly Sunny

    • 13
    • 37

    Mostly Sunny

    • 14
    • 40

    Mostly Sunny

    • 21
    • 42

    Partly Sunny

Today 4 Dec Jemez Mountains

Mostly sunny. Highs in the lower 30s. Northwest Winds around 15 Mph this afternoon.

Tonight 4 Dec Jemez Mountains

Cold. Mostly clear. Lows 10 to 20. Northwest Winds around 15 Mph. Wind chill Values as low as 1 below.

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Fenton Lake State Park Temperature Statistics

December Temperature

Los Alamos Airport (25.5 miles)

  • Lowest 2 December, 2025

    23 °F

  • Average December

    33 °F

  • Highest 2 December, 2025

    41.9 °F

Climate (2020–Present)

Los Alamos Airport (25.5 miles)

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  • Average Low 2020–2025

    42.7 °F

  • Average 2020–2025

    52.1 °F

  • Average High 2020–2025

    62.1 °F
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