Chautauqua Weather Forecast

    • 59
    • 80

    Thunderstorms Likely

    • 58
    • 80

    Thunderstorms Likely

    • 58
    • 80

    Thunderstorms Likely

    • 59
    • 84

    Partly Sunny

    • 61
    • 90

    Slight Chance Thunderstorms

    • 58
    • 84

    Chance Thunderstorms

    • 60
    • 85

    Slight Chance Thunderstorms

Today 14 Aug Boulder And Jefferson Counties Below 6000 Feet/West Broomfield County

Chance of Showers and slight chance of Thunderstorms early in the Afternoon, then Thunderstorms likely late in the afternoon. Some Thunderstorms may produce heavy rainfall. Highs in the lower to mid 80s. Chance of rain 60 percent.

Tonight 14 Aug Boulder And Jefferson Counties Below 6000 Feet/West Broomfield County

Mostly cloudy. Chance of Thunderstorms in the Evening, then a slight chance of Showers after midnight. Patchy fog towards Sunrise. Some Thunderstorms may produce heavy rainfall in the evening. Lows near 60. Chance of rain 50 percent.

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Chautauqua Temperature Statistics

August Temperature

Boulder Municipal Airport (3.7 miles)

  • Lowest 5 August, 2026

    50 °F

  • Average August

    78.5 °F

  • Highest 2 August, 2026

    104 °F

Climate (2021–2026)

Boulder Municipal Airport (3.7 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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