Waterstone Weather Forecast

    • 35
    • 64

    Mostly Sunny

    • 48
    • 75

    Mostly Sunny

    • 35
    • 66

    Mostly Sunny

    • 41
    • 66

    Partly Sunny

    • 39
    • 68

    Partly Sunny

    • 38
    • 63

    Slight Chance Rain Showers

Today 18 Oct Boulder And Jefferson Counties Below 6000 Feet/West Broomfield County

Mostly sunny. Highs in the lower 60s. Northwest Winds 10 to 20 Mph with Gusts up to 30 Mph.

Tonight 18 Oct Boulder And Jefferson Counties Below 6000 Feet/West Broomfield County

Mostly clear. Lows in the mid to upper 30s.

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Waterstone Temperature Statistics

October Temperature

Boulder Municipal Airport (1.2 miles)

  • Lowest 13 October, 2025

    37.4 °F

  • Average October

    58 °F

  • Highest 3 October, 2025

    86 °F

Climate (2020–Present)

Boulder Municipal Airport (1.2 miles)

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  • Average Low 2020–2025

    40.4 °F

  • Average 2020–2025

    52.5 °F

  • Average High 2020–2025

    64.9 °F
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