Louisville Weather Forecast

    • 27
    • 46

    Increasing Clouds

    • 34
    • 49

    Mostly Sunny

    • 34
    • 56

    Mostly Cloudy

    • 41
    • 57

    Mostly Cloudy

    • 29
    • 55

    Mostly Cloudy

    • 26
    • 44

    Partly Sunny

    • 31
    • 54

    Partly Sunny

Today 7 Dec Boulder And Jefferson Counties Below 6000 Feet/West Broomfield County

Partly cloudy. Highs in the lower to mid 40s.

Tonight 7 Dec Boulder And Jefferson Counties Below 6000 Feet/West Broomfield County

Partly cloudy. Lows in the 20s. Southwest Winds 10 to 15 Mph with Gusts up to 20 Mph after midnight.

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Louisville Temperature Statistics

December Temperature

Erie Municipal Airport (4.3 miles)

  • Lowest 1 December, 2025

    7.7 °F

  • Average December

    27.2 °F

  • Highest 2 December, 2025

    48.9 °F

Climate (2020–Present)

Erie Municipal Airport (4.3 miles)

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  • Average Low 2020–2025

    36.2 °F

  • Average 2020–2025

    51.6 °F

  • Average High 2020–2025

    65.6 °F
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