Shannon City Weather Forecast

    • 73
    • 90

    Slight Chance Thunderstorms

    • 72
    • 93

    Slight Chance Thunderstorms

    • 68
    • 87

    Chance Thunderstorms

    • 70
    • 86

    Chance Thunderstorms

    • 71
    • 90

    Mostly Sunny

    • 72
    • 93

    Mostly Sunny

Today 22 Jul Union

Partly sunny. A slight chance of Showers and Thunderstorms this afternoon. Highs around 90. South Winds 10 to 15 Mph. Chance of rain 20 percent. Heat index Values up to 101 this afternoon.

Tonight 22 Jul Union

Partly cloudy with a slight chance of Showers and Thunderstorms in the Evening, then mostly clear after midnight. Humid with Lows in the lower 70s. South Winds 10 to 15 Mph. Chance of rain 20 percent. Heat index Values up to 100 early in the evening.

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Shannon City Temperature Statistics

July Temperature

Creston Municipal Airport (9.3 miles)

  • Lowest 13 July, 2025

    59 °F

  • Average July

    74.8 °F

  • Highest 3 July, 2025

    89.6 °F

Climate (2020–Present)

Creston Municipal Airport (9.3 miles)

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  • Average Low 2020–2025

    41 °F

  • Average 2020–2025

    51 °F

  • Average High 2020–2025

    61.4 °F
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