Boulder Weather Forecast

    • 26
    • 42

    Slight Chance Snow

    • 29
    • 56

    Mostly Cloudy

    • 33
    • 54

    Partly Sunny

    • 34
    • 59

    Chance Rain

    • 37
    • 57

    Partly Sunny

    • 40
    • 65

    Partly Sunny

Today 19 Mar Boulder And Jefferson Counties Below 6000 Feet/West Broomfield County

Mostly cloudy. Slight chance of snow in the afternoon. Highs in the lower to mid 40s. North Winds 10 to 20 Mph with Gusts up to 30 Mph. Chance of snow 20 percent.

Tonight 19 Mar Boulder And Jefferson Counties Below 6000 Feet/West Broomfield County

Mostly clear. Lows in the lower to mid 20s. West Winds 10 to 15 Mph with Gusts up to 25 Mph in the Evening, becoming light.

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Boulder Temperature Statistics

March Temperature

Boulder Municipal Airport (2.5 miles)

  • Lowest 5 March, 2025

    23 °F

  • Average March

    45.9 °F

  • Highest 9 March, 2025

    69.8 °F

Climate (2020–Present)

Boulder Municipal Airport (2.5 miles)

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  • Average Low 2020–2025

    40.4 °F

  • Average 2020–2025

    52.5 °F

  • Average High 2020–2025

    64.8 °F
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