Baseline Sub Weather Forecast

    • 43
    • 72

    Partly Sunny

    • 49
    • 78

    Partly Sunny

    • 53
    • 81

    Partly Sunny

    • 46
    • 82

    Chance Rain Showers

Today 19 Apr Boulder And Jefferson Counties Below 6000 Feet/West Broomfield County

Mostly sunny. Highs near 70.

Tonight 19 Apr Boulder And Jefferson Counties Below 6000 Feet/West Broomfield County

Mostly clear. Lows 34 to 42.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Baseline Sub Temperature Statistics

April Temperature

Boulder Municipal Airport (2.5 miles)

  • Lowest 4 April, 2026

    30.2 °F

  • Average April

    52.9 °F

  • Highest 12 April, 2026

    77 °F

Climate (2021–Present)

Boulder Municipal Airport (2.5 miles)

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  • Average Low 2021–2026

    41.1 °F

  • Average 2021–2026

    53.5 °F

  • Average High 2021–2026

    66.1 °F
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