Keewayden Weather Forecast

    • 45
    • 64

    Slight Chance Thunderstorms

    • 47
    • 70

    Partly Sunny

    • 53
    • 82

    Mostly Sunny

    • 54
    • 84

    Chance Thunderstorms

    • 53
    • 80

    Chance Thunderstorms

    • 52
    • 76

    Rain Showers Likely

Today 22 May Boulder And Jefferson Counties Below 6000 Feet/West Broomfield County

Partly cloudy. Highs in the lower to mid 60s.

Tonight 22 May Boulder And Jefferson Counties Below 6000 Feet/West Broomfield County

Mostly cloudy. Chance of Showers and slight chance of Thunderstorms in the Evening, then a slight chance of Showers after midnight. Lows 40 to 46. Chance of rain 30 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Keewayden Temperature Statistics

May Temperature

Boulder Municipal Airport (3.1 miles)

  • Lowest 1 May, 2026

    32 °F

  • Average May

    57.1 °F

  • Highest 11 May, 2026

    87.8 °F

Climate (2021–Present)

Boulder Municipal Airport (3.1 miles)

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  • Average Low 2021–2026

    41.2 °F

  • Average 2021–2026

    53.6 °F

  • Average High 2021–2026

    66.2 °F
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