Northwest Arvada Weather Forecast

    • 66
    • 96

    Areas Smoke

    • 70
    • 101

    Hot

    • 66
    • 98

    Slight Chance Thunderstorms

    • 64
    • 95

    Chance Thunderstorms

    • 64
    • 94

    Chance Rain Showers

    • 62
    • 87

    Chance Thunderstorms

    • 59
    • 82

    Thunderstorms Likely

Today 7 Aug Boulder And Jefferson Counties Below 6000 Feet/West Broomfield County

Mostly sunny. Areas of smoke. Highs 92 to 98. East Winds 10 to 15 Mph with Gusts up to 20 Mph.

Tonight 7 Aug Boulder And Jefferson Counties Below 6000 Feet/West Broomfield County

Mostly clear. Areas of smoke. Lows 58 to 68. Southeast Winds 10 to 15 Mph with Gusts up to 20 Mph in the Evening, becoming light.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Northwest Arvada Temperature Statistics

August Temperature

Broomfield / Jeffco (5.6 miles)

  • Lowest 4 August, 2026

    51.8 °F

  • Average August

    72.5 °F

  • Highest 2 August, 2026

    102.2 °F

Climate (2021–2026)

Broomfield / Jeffco (5.6 miles)

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  • Average Low 2021–2026

    42.1 °F

  • Average 2021–2026

    51.6 °F

  • Average High 2021–2026

    66 °F
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