Barths Weather Forecast

    • 55
    • 75

    Slight Chance Thunderstorms

    • 60
    • 82

    Chance Thunderstorms

    • 57
    • 78

    Rain Showers Likely

    • 55
    • 81

    Chance Thunderstorms

    • 53
    • 77

    Rain Showers Likely

    • 52
    • 75

    Chance Thunderstorms

    • 53
    • 76

    Chance Rain Showers

Today 15 Sep Boulder And Jefferson Counties Below 6000 Feet/West Broomfield County

Partly cloudy. Slight chance of Thunderstorms late in the afternoon. Highs 69 to 75. Southeast Winds 10 to 15 Mph with Gusts up to 30 Mph. Chance of precipitation 20 percent.

Tonight 15 Sep Boulder And Jefferson Counties Below 6000 Feet/West Broomfield County

Mostly cloudy. Slight chance of Showers in the evening. Lows 49 to 55. Southeast Winds 10 to 15 Mph with Gusts up to 30 Mph in the Evening, becoming light. Chance of rain 20 percent.

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Barths Temperature Statistics

September Temperature

Broomfield / Jeffco (8.7 miles)

  • Lowest 10 September, 2026

    53.6 °F

  • Average September

    71.4 °F

  • Highest 5 September, 2026

    93.2 °F

Climate (2021–2026)

Broomfield / Jeffco (8.7 miles)

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  • Average Low 2021–2026

    42.1 °F

  • Average 2021–2026

    51.7 °F

  • Average High 2021–2026

    66.1 °F
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