Gretna Weather Forecast

    • 48
    • 75

    Chance Thunderstorms

    • 59
    • 82

    Mostly Sunny

    • 35
    • 78

    Chance Rain Showers

    • 31
    • 52

    Mostly Sunny

    • 41
    • 64

    Mostly Sunny

    • 48
    • 74

    Mostly Sunny

Today 15 Apr Sarpy

Mostly cloudy in the Morning, then becoming mostly sunny. A chance of Showers. A slight chance of Thunderstorms in the Morning, then a chance of Thunderstorms in the afternoon. Not as warm with Highs in the mid 70s. Northeast Winds 5 to 10 Mph, becoming northwest in the afternoon. Chance of rain 30 percent.

Tonight 15 Apr Sarpy

Showers likely with a chance of Thunderstorms. Lows in the mid 50s. Northeast Winds 5 to 10 Mph. Chance of rain 70 percent.

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Gretna Temperature Statistics

April Temperature

Omaha, Millard Airport (7.5 miles)

  • Lowest 5 April, 2026

    30.2 °F

  • Average April

    47.6 °F

  • Highest 12 April, 2026

    74.5 °F

Climate (2021–Present)

Omaha, Millard Airport (7.5 miles)

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  • Average Low 2021–2026

    43.5 °F

  • Average 2021–2026

    53.8 °F

  • Average High 2021–2026

    64.4 °F
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