Grand Junction Weather Forecast

    • 30
    • 56

    Mostly Sunny

    • 30
    • 55

    Mostly Sunny

    • 30
    • 54

    Partly Sunny

    • 30
    • 54

    Mostly Sunny

    • 32
    • 53

    Partly Sunny

    • 31
    • 54

    Partly Sunny

    • 33
    • 54

    Partly Sunny

Today 12 Dec Grand Valley

Sunny. Highs in the 50s.

Tonight 12 Dec Grand Valley

Mostly clear. Lows 25 to 35.

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Grand Junction Temperature Statistics

December Temperature

Grand Junction Regional Airport (4.3 miles)

  • Lowest 4 December, 2025

    21 °F

  • Average December

    33.5 °F

  • Highest 10 December, 2025

    50 °F

Climate (2020–Present)

Grand Junction Regional Airport (4.3 miles)

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  • Average Low 2020–2025

    43.3 °F

  • Average 2020–2025

    55.6 °F

  • Average High 2020–2025

    68.4 °F
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