Summer Lake Weather Forecast

    • 57
    • 81

    Mostly Sunny

    • 60
    • 88

    Mostly Sunny

    • 59
    • 90

    Partly Sunny

    • 59
    • 81

    Chance Rain Showers

    • 57
    • 87

    Chance Rain Showers

    • 55
    • 80

    Slight Chance Thunderstorms

Today 9 Sep North Douglas County Below 6000 Feet/Denver/West Adams and Arapahoe Counties/East Broomfield County

Mostly sunny. Highs 78 to 84. North Winds 10 to 15 Mph with Gusts up to 30 Mph in the Morning, becoming light.

Tonight 9 Sep North Douglas County Below 6000 Feet/Denver/West Adams and Arapahoe Counties/East Broomfield County

Mostly clear. Lows 49 to 57.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Summer Lake Temperature Statistics

September Temperature

Buckley Air Force Base Airport (5 miles)

  • Lowest 3 September, 2026

    57 °F

  • Average September

    75.8 °F

  • Highest 5 September, 2026

    93.9 °F

Climate (2021–2026)

Buckley Air Force Base Airport (5 miles)

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  • Average Low 2021–2026

    40.2 °F

  • Average 2021–2026

    52.5 °F

  • Average High 2021–2026

    66.1 °F
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