Arvada Weather Forecast

    • 53
    • 75

    Increasing Clouds

    • 48
    • 76

    Mostly Sunny

    • 56
    • 81

    Slight Chance Thunderstorms

    • 51
    • 79

    Rain Showers Likely

    • 49
    • 75

    Chance Rain Showers

    • 47
    • 77

    Mostly Sunny

Today 15 Sep Sheridan Foothills

Sunny. Highs in the lower 70s. Southeast Winds 5 to 15 Mph.

Tonight 15 Sep Sheridan Foothills

Decreasing Clouds. Lows in the mid 40s. Southeast Winds 5 to 15 Mph in the evening shifting to the west 5 to 10 Mph overnight.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Arvada Temperature Statistics

September Temperature

Buffalo - Johnson County Airport (34.2 miles)

  • Lowest 8 September, 2026

    45.6 °F

  • Average September

    68.2 °F

  • Highest 4 September, 2026

    93.7 °F

Climate (2021–2026)

Buffalo - Johnson County Airport (34.2 miles)

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  • Average Low 2021–2026

    36.8 °F

  • Average 2021–2026

    48.2 °F

  • Average High 2021–2026

    59.7 °F
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