Glennon Heights Weather Forecast

    • 43
    • 67

    Chance Rain Showers

    • 38
    • 61

    Slight Chance Rain Showers

    • 42
    • 69

    Partly Sunny

    • 38
    • 65

    Partly Sunny

    • 35
    • 59

    Slight Chance Rain/Snow

    • 32
    • 56

    Mostly Sunny

Today 23 Oct Boulder And Jefferson Counties Below 6000 Feet/West Broomfield County

Mostly cloudy. Slight chance of Showers in the afternoon. Highs in the mid 60s. Chance of rain 20 percent.

Tonight 23 Oct Boulder And Jefferson Counties Below 6000 Feet/West Broomfield County

Mostly cloudy. Chance of Showers in the Evening, then a slight chance of Showers after midnight. Lows in the lower 40s. Chance of rain 30 percent.

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Glennon Heights Temperature Statistics

October Temperature

Broomfield / Jeffco (13 miles)

  • Lowest 19 October, 2025

    33.8 °F

  • Average October

    56.1 °F

  • Highest 3 October, 2025

    84.2 °F

Climate (2020–Present)

Broomfield / Jeffco (13 miles)

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  • Average Low 2020–2025

    41.3 °F

  • Average 2020–2025

    50.6 °F

  • Average High 2020–2025

    64.8 °F
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