Central Boulder Weather Forecast

    • 62
    • 87

    Chance Thunderstorms

    • 64
    • 93

    Mostly Sunny

    • 66
    • 96

    Partly Sunny

    • 65
    • 92

    Chance Thunderstorms

    • 63
    • 91

    Rain Showers Likely

    • 60
    • 89

    Rain Showers Likely

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

Partly cloudy. Slight chance of Thunderstorms in the afternoon. Highs in the mid to upper 80s. Chance of precipitation 20 percent.

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

Mostly clear. Lows 57 to 63.

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Central Boulder Temperature Statistics

August Temperature

Boulder Municipal Airport (2.5 miles)

  • Lowest 5 August, 2026

    50 °F

  • Average August

    76.2 °F

  • Highest 2 August, 2026

    104 °F

Climate (2021–2026)

Boulder Municipal Airport (2.5 miles)

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  • Average Low 2021–2026

    41.3 °F

  • Average 2021–2026

    53.7 °F

  • Average High 2021–2026

    66.3 °F
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