Four Mile Creek Weather Forecast

    • 57
    • 85

    Increasing Clouds

    • 56
    • 82

    Partly Sunny

    • 53
    • 79

    Mostly Cloudy

    • 51
    • 78

    Mostly Sunny

    • 49
    • 72

    Partly Sunny

    • 46
    • 70

    Chance Rain Showers

Today 9 Oct Boulder And Jefferson Counties Below 6000 Feet/West Broomfield County

Mostly sunny. Highs in the 80s. South Winds 10 to 15 Mph in the afternoon.

Tonight 9 Oct Boulder And Jefferson Counties Below 6000 Feet/West Broomfield County

Mostly clear. Lows 50 to 58.

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Four Mile Creek Temperature Statistics

October Temperature

Boulder Municipal Airport (1.2 miles)

  • Lowest 2 October, 2026

    46.4 °F

  • Average October

    67.4 °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

    41.4 °F

  • Average 2021–2026

    53.8 °F

  • Average High 2021–2026

    66.4 °F
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