Arsenal Weather Forecast

    • 59
    • 76

    Rain Showers Likely

    • 55
    • 70

    Rain Showers Likely

    • 55
    • 77

    Slight Chance Thunderstorms

    • 56
    • 84

    Partly Sunny

    • 60
    • 85

    Partly Sunny

    • 53
    • 79

    Chance Rain Showers

Today 23 Sep North Douglas County Below 6000 Feet/Denver/West Adams and Arapahoe Counties/East Broomfield County

Mostly sunny with a 20 percent chance of Showers. Highs in the lower to mid 70s.

Tonight 23 Sep North Douglas County Below 6000 Feet/Denver/West Adams and Arapahoe Counties/East Broomfield County

Slight chance of Thunderstorms early in the evening. Mostly cloudy with a chance of Showers. Lows 53 to 59. Chance of rain 30 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Arsenal Temperature Statistics

September Temperature

Buckley Air Force Base Airport (7.5 miles)

  • Lowest 16 September, 2026

    50 °F

  • Average September

    71.5 °F

  • Highest 13 September, 2026

    94.3 °F

Climate (2021–2026)

Buckley Air Force Base Airport (7.5 miles)

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  • Average Low 2021–2026

    40.2 °F

  • Average 2021–2026

    52.6 °F

  • Average High 2021–2026

    66.1 °F
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