Jefferson Park Weather Forecast

    • 66
    • 93

    Slight Chance Thunderstorms

    • 65
    • 94

    Slight Chance Thunderstorms

    • 63
    • 92

    Chance Thunderstorms

    • 62
    • 88

    Chance Thunderstorms

    • 62
    • 87

    Chance Thunderstorms

    • 62
    • 90

    Slight Chance Thunderstorms

    • 61
    • 91

    Slight Chance Thunderstorms

Today 5 Sep North Douglas County Below 6000 Feet/Denver/West Adams and Arapahoe Counties/East Broomfield County

Partly cloudy until late Afternoon, then mostly cloudy with a slight chance of Thunderstorms late in the afternoon. Highs 89 to 95. Chance of precipitation 20 percent.

Tonight 5 Sep North Douglas County Below 6000 Feet/Denver/West Adams and Arapahoe Counties/East Broomfield County

Partly cloudy. Slight chance of Thunderstorms early in the Evening, then a slight chance of Showers during the late evening hours. Lows 60 to 66. Chance of rain 20 percent.

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Jefferson Park Temperature Statistics

September Temperature

Broomfield / Jeffco (11.2 miles)

  • Lowest 3 September, 2026

    57.2 °F

  • Average September

    70.9 °F

  • Highest 3 September, 2026

    91.4 °F

Climate (2021–2026)

Broomfield / Jeffco (11.2 miles)

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  • Average Low 2021–2026

    42.1 °F

  • Average 2021–2026

    51.7 °F

  • Average High 2021–2026

    66 °F
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