Lookout Mountain Weather Forecast

    • 47
    • 67

    Rain Showers Likely

    • 45
    • 62

    Rain Showers Likely

    • 44
    • 61

    Chance Thunderstorms

    • 49
    • 68

    Partly Sunny

    • 51
    • 73

    Partly Sunny

    • 49
    • 71

    Slight Chance Thunderstorms

Today 16 Sep Jefferson and West Douglas Counties Above 6000 Feet/Gilpin/Clear Creek/Northeast Park Counties Below

Partly cloudy in the Morning, then becoming mostly cloudy. Slight chance of Thunderstorms in the Morning, then a chance of Thunderstorms in the afternoon. Highs 64 to 74. Chance of rain 50 percent.

Tonight 16 Sep Jefferson and West Douglas Counties Above 6000 Feet/Gilpin/Clear Creek/Northeast Park Counties Below

Showers likely and chance of Thunderstorms in the Evening, then a chance of Showers after midnight. Lows 38 to 48. Chance of rain 60 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Lookout Mountain Temperature Statistics

September Temperature

Broomfield / Jeffco (14.3 miles)

  • Lowest 6 September, 2025

    48.2 °F

  • Average September

    66.2 °F

  • Highest 10 September, 2025

    91.4 °F

Climate (2020–Present)

Broomfield / Jeffco (14.3 miles)

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  • Average Low 2020–2025

    41.2 °F

  • Average 2020–2025

    50.6 °F

  • Average High 2020–2025

    64.9 °F
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