Shamrock Weather Forecast

    • 53
    • 72

    Chance Rain Showers

    • 52
    • 76

    Chance Rain Showers

    • 53
    • 84

    Mostly Sunny

    • 57
    • 84

    Breezy

    • 53
    • 79

    Rain Showers Likely

    • 48
    • 65

    Chance Rain Showers

    • 48
    • 69

    Chance Rain Showers

Today 24 Sep Central and East Adams and Arapahoe Counties

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

Tonight 24 Sep Central and East Adams and Arapahoe Counties

Mostly cloudy. Chance of Showers and slight chance of Thunderstorms early in the Evening, then a slight chance of Showers in the late evening and early morning. Patchy fog after midnight. Lows in the lower 50s. Chance of rain 40 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Shamrock Temperature Statistics

September Temperature

Fort Morgan Municipal Airport (30.4 miles)

  • Lowest 21 September, 2026

    48.2 °F

  • Average September

    70.9 °F

  • Highest 5 September, 2026

    95 °F

Climate (2021–2026)

Fort Morgan Municipal Airport (30.4 miles)

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  • Average Low 2021–2026

    36.3 °F

  • Average 2021–2026

    50.9 °F

  • Average High 2021–2026

    66.3 °F
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