Central Boulder Weather Forecast

    • 20
    • 49

    Snow Likely

    • 26
    • 42

    Chance Snow

    • 27
    • 53

    Mostly Sunny

    • 25
    • 50

    Partly Sunny

    • 29
    • 57

    Partly Sunny

    • 20
    • 48

    Slight Chance Snow

Today 18 Jan Boulder And Jefferson Counties Below 6000 Feet/West Broomfield County

Mostly sunny. Highs near 50.

Tonight 18 Jan Boulder And Jefferson Counties Below 6000 Feet/West Broomfield County

Mostly cloudy with a 50 percent chance of snow. Lows 19 to 23.

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Central Boulder Temperature Statistics

January Temperature

Boulder Municipal Airport (2.5 miles)

  • Lowest 10 January, 2026

    19.4 °F

  • Average January

    45.3 °F

  • Highest 4 January, 2026

    69.8 °F

Climate (2021–Present)

Boulder Municipal Airport (2.5 miles)

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  • Average Low 2021–2026

    40.7 °F

  • Average 2021–2026

    52.9 °F

  • Average High 2021–2026

    65.4 °F
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