Wonderland Lake Weather Forecast

    • 22
    • 38

    Increasing Clouds

    • 26
    • 41

    Chance Snow Showers

    • 24
    • 45

    Chance Rain/Snow

    • 24
    • 43

    Partly Sunny

    • 30
    • 48

    Partly Sunny

    • 37
    • 52

    Mostly Cloudy

Today 4 Dec Boulder And Jefferson Counties Below 6000 Feet/West Broomfield County

Mostly sunny. Highs 34 to 40.

Tonight 4 Dec Boulder And Jefferson Counties Below 6000 Feet/West Broomfield County

Partly cloudy. Lows 18 to 22.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Wonderland Lake Temperature Statistics

December Temperature

Boulder Municipal Airport (3.1 miles)

  • Lowest 1 December, 2025

    14 °F

  • Average December

    28.7 °F

  • Highest 1 December, 2025

    44.6 °F

Climate (2020–Present)

Boulder Municipal Airport (3.1 miles)

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  • Average Low 2020–2025

    40.5 °F

  • Average 2020–2025

    52.7 °F

  • Average High 2020–2025

    65.1 °F
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