Union Weather Forecast

    • 75
    • 97

    Slight Chance Thunderstorms

    • 70
    • 98

    Chance Thunderstorms

    • 69
    • 92

    Chance Thunderstorms

    • 70
    • 90

    Slight Chance Thunderstorms

    • 72
    • 94

    Mostly Sunny

    • 73
    • 97

    Hot

Today 22 Jul Cass

Partly sunny with a slight chance of Showers and Thunderstorms in the Morning, then sunny in the afternoon. Humid with Highs in the upper 90s. South Winds 10 to 15 Mph with Gusts up to 25 Mph. Chance of rain 20 percent. Heat index Values up to 107 in the afternoon.

Tonight 22 Jul Cass

Mostly clear. Humid with Lows in the mid 70s. South Winds 10 to 15 Mph with Gusts up to 25 Mph.

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Union Temperature Statistics

July Temperature

Plattsmouth, Plattsmouth Municipal Airport (9.3 miles)

  • Lowest 13 July, 2025

    60.8 °F

  • Average July

    75.9 °F

  • Highest 3 July, 2025

    89.8 °F

Climate (2020–Present)

Plattsmouth, Plattsmouth Municipal Airport (9.3 miles)

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  • Average Low 2020–2025

    43.4 °F

  • Average 2020–2025

    53.4 °F

  • Average High 2020–2025

    63.8 °F
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