Four Mile Creek Weather Forecast

    • 64
    • 90

    Chance Thunderstorms

    • 63
    • 91

    Rain Showers Likely

    • 62
    • 87

    Thunderstorms Likely

    • 65
    • 91

    Slight Chance Thunderstorms

    • 66
    • 95

    Slight Chance Thunderstorms

    • 66
    • 96

    Chance Thunderstorms

Today 21 Jul Boulder And Jefferson Counties Below 6000 Feet/West Broomfield County

Partly cloudy with a 20 percent chance of Thunderstorms. Highs 87 to 93. Southeast Winds 10 to 15 Mph with Gusts up to 30 Mph.

Tonight 21 Jul Boulder And Jefferson Counties Below 6000 Feet/West Broomfield County

Mostly cloudy in the Evening, then becoming partly cloudy. Chance of Thunderstorms in the Evening, then a slight chance of Showers after midnight. Lows 61 to 69. Southeast Winds 10 to 15 Mph with Gusts up to 30 Mph in the Evening, becoming light. Chance of rain 30 percent.

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Four Mile Creek Temperature Statistics

July Temperature

Boulder Municipal Airport (1.2 miles)

  • Lowest 1 July, 2026

    55.4 °F

  • Average July

    78 °F

  • Highest 13 July, 2026

    98.6 °F

Climate (2021–2026)

Boulder Municipal Airport (1.2 miles)

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  • Average Low 2021–2026

    41.2 °F

  • Average 2021–2026

    53.6 °F

  • Average High 2021–2026

    66.3 °F
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