Lower Arapahoe Weather Forecast

    • 35
    • 43

    Rain Showers

    • 35
    • 59

    Chance Rain Showers

    • 44
    • 69

    Mostly Sunny

    • 46
    • 74

    Slight Chance Thunderstorms

    • 45
    • 71

    Rain Showers Likely

    • 41
    • 63

    Rain Showers

Today 30 Apr Boulder And Jefferson Counties Below 6000 Feet/West Broomfield County

Chance of rain and snow Showers in the Morning, then rain Showers and slight chance of Thunderstorms in the afternoon. No snow accumulation. Highs 43 to 51. Northeast Winds 10 to 15 Mph in the afternoon.

Tonight 30 Apr Boulder And Jefferson Counties Below 6000 Feet/West Broomfield County

Rain Showers likely in the Evening, then a chance of rain Showers after midnight. Lows 28 to 36. Chance of rain 70 percent.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Lower Arapahoe Temperature Statistics

April Temperature

Boulder Municipal Airport (3.7 miles)

  • Lowest 4 April, 2026

    30.2 °F

  • Average April

    52.7 °F

  • Highest 12 April, 2026

    77 °F

Climate (2021–Present)

Boulder Municipal Airport (3.7 miles)

Take a look at our website widgetsAvailable free! Find Out More

  • Average Low 2021–2026

    41.2 °F

  • Average 2021–2026

    53.5 °F

  • Average High 2021–2026

    66.1 °F
Get WillyWeather+ to remove ads