Baseline Sub Weather Forecast

    • 44
    • 75

    Mostly Sunny

    • 42
    • 71

    Partly Sunny

    • 40
    • 61

    Chance Rain Showers

    • 43
    • 66

    Partly Sunny

    • 39
    • 72

    Partly Sunny

    • 28
    • 56

    Chance Rain/Snow

Today 12 Apr Boulder And Jefferson Counties Below 6000 Feet/West Broomfield County

Mostly sunny. Highs 71 to 77. Southwest Winds 10 to 15 Mph with Gusts up to 30 Mph in the afternoon.

Tonight 12 Apr Boulder And Jefferson Counties Below 6000 Feet/West Broomfield County

Partly cloudy. Lows 38 to 46. West Winds 10 to 15 Mph with Gusts up to 25 Mph in the Evening, becoming light.

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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

    50.7 °F

  • Highest 7 April, 2026

    75.2 °F

Climate (2021–Present)

Boulder Municipal Airport (2.5 miles)

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  • Average Low 2021–2026

    41.1 °F

  • Average 2021–2026

    53.4 °F

  • Average High 2021–2026

    66 °F
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