Boulder Weather Forecast

    • 55
    • 89

    Chance Thunderstorms

    • 58
    • 87

    Mostly Sunny

    • 61
    • 93

    Mostly Sunny

    • 64
    • 97

    Hot

    • 64
    • 96

    Partly Sunny

    • 63
    • 96

    Slight Chance Thunderstorms

Today 2 Aug Boulder And Jefferson Counties Below 6000 Feet/West Broomfield County

Areas of smoke in the morning. Mostly sunny in the Morning, then mostly cloudy with a chance of Thunderstorms in the afternoon. Highs near 90. Chance of precipitation 30 percent.

Tonight 2 Aug Boulder And Jefferson Counties Below 6000 Feet/West Broomfield County

Mostly cloudy with a slight chance of Thunderstorms in the Evening, then mostly clear after midnight. Lows 53 to 59. Chance of precipitation 20 percent.

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Boulder Temperature Statistics

August Temperature

Boulder Municipal Airport (2.5 miles)

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  • Average August

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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

    64.9 °F
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