Barr Lake State Park Weather Forecast

    • 53
    • 85

    Partly Sunny

    • 52
    • 78

    Rain Showers Likely

    • 49
    • 67

    Rain Showers Likely

    • 48
    • 69

    Chance Rain Showers

    • 49
    • 76

    Mostly Sunny

    • 53
    • 83

    Mostly Sunny

    • 53
    • 84

    Partly Sunny

Today 15 Sep North Douglas County Below 6000 Feet/Denver/West Adams and Arapahoe Counties/East Broomfield County

Mostly sunny. Slight chance of Showers early in the afternoon. Slight chance of Thunderstorms late in the afternoon. Highs in the mid 80s. Chance of rain 20 percent.

Tonight 15 Sep North Douglas County Below 6000 Feet/Denver/West Adams and Arapahoe Counties/East Broomfield County

Partly cloudy. Slight chance of Showers early in the evening. Lows in the lower to mid 50s. Chance of rain 20 percent.

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Barr Lake State Park Temperature Statistics

September Temperature

Denver, Denver International Airport (8.1 miles)

  • Lowest 6 September, 2025

    43 °F

  • Average September

    68.2 °F

  • Highest 10 September, 2025

    89.1 °F

Climate (2020–Present)

Denver, Denver International Airport (8.1 miles)

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  • Average Low 2020–2025

    39.3 °F

  • Average 2020–2025

    51.9 °F

  • Average High 2020–2025

    65.2 °F
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