Four Mile Creek Weather Forecast

    • 40
    • 61

    Becoming Sunny

    • 40
    • 68

    Partly Sunny

    • 42
    • 67

    Partly Sunny

    • 43
    • 66

    Partly Sunny

    • 43
    • 65

    Mostly Cloudy

    • 41
    • 60

    Rain Showers Likely

Today 27 Oct Boulder And Jefferson Counties Below 6000 Feet/West Broomfield County

Mostly cloudy in the morning then clearing. Patchy fog in the morning. Highs 60 to 66.

Tonight 27 Oct Boulder And Jefferson Counties Below 6000 Feet/West Broomfield County

Mostly clear. Lows near 40.

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Four Mile Creek Temperature Statistics

October Temperature

Boulder Municipal Airport (1.2 miles)

  • Lowest 16 October, 2026

    35.6 °F

  • Average October

    61.7 °F

  • Highest 5 October, 2026

    91.4 °F

Climate (2021–2026)

Boulder Municipal Airport (1.2 miles)

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  • Average Low 2021–2026

    41.5 °F

  • Average 2021–2026

    53.8 °F

  • Average High 2021–2026

    66.5 °F
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