Shamrock Weather Forecast

    • 52
    • 72

    Chance Rain Showers

    • 51
    • 84

    Mostly Sunny

    • 48
    • 79

    Chance Rain Showers

    • 50
    • 72

    Slight Chance Thunderstorms

    • 51
    • 78

    Mostly Sunny

    • 55
    • 83

    Partly Sunny

Today 14 Sep Central and East Adams and Arapahoe Counties

Mostly cloudy in the Morning, then becoming partly cloudy. Chance of Showers in the morning. Slight chance of Thunderstorms. Highs in the lower 70s. Northwest Winds 10 to 15 Mph with Gusts up to 25 Mph. Chance of rain 50 percent.

Tonight 14 Sep Central and East Adams and Arapahoe Counties

Mostly clear. Lows in the lower 50s. South Winds 10 to 15 Mph after midnight.

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Shamrock Temperature Statistics

September Temperature

Fort Morgan Municipal Airport (30.4 miles)

  • Lowest 6 September, 2025

    41 °F

  • Average September

    67.6 °F

  • Highest 10 September, 2025

    91.4 °F

Climate (2020–Present)

Fort Morgan Municipal Airport (30.4 miles)

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  • Average Low 2020–2025

    35.4 °F

  • Average 2020–2025

    49.8 °F

  • Average High 2020–2025

    65.1 °F
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