South Westminster Weather Forecast

    • 57
    • 74

    Rain Showers Likely

    • 55
    • 68

    Rain Showers Likely

    • 51
    • 64

    Rain Showers Likely

    • 47
    • 65

    Mostly Sunny

    • 51
    • 76

    Mostly Sunny

    • 50
    • 74

    Partly Sunny

    • 50
    • 71

    Mostly Sunny

Today 28 Sep North Douglas County Below 6000 Feet/Denver/West Adams and Arapahoe Counties/East Broomfield County

Mostly sunny. Highs in the mid to upper 70s.

Tonight 28 Sep North Douglas County Below 6000 Feet/Denver/West Adams and Arapahoe Counties/East Broomfield County

Mostly cloudy with a 50 percent chance of Showers. Lows in the 50s.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

South Westminster Temperature Statistics

September Temperature

Broomfield / Jeffco (5.6 miles)

  • Lowest 22 September, 2026

    51.8 °F

  • Average September

    67.8 °F

  • Highest 5 September, 2026

    93.2 °F

Climate (2021–2026)

Broomfield / Jeffco (5.6 miles)

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

  • Average Low 2021–2026

    42.2 °F

  • Average 2021–2026

    51.7 °F

  • Average High 2021–2026

    66 °F
Get WillyWeather+ to remove ads