Mormon Island State Recreation Area Weather Forecast

    • 69
    • 90

    Slight Chance Thunderstorms

    • 68
    • 94

    Increasing Clouds

    • 67
    • 90

    Rain Showers Likely

    • 64
    • 80

    Chance Thunderstorms

    • 64
    • 79

    Chance Thunderstorms

    • 63
    • 79

    Chance Thunderstorms

    • 61
    • 76

    Chance Rain Showers

Today 10 Aug Hall

Mostly sunny. Southeast Winds around 10 Mph.

Tonight 10 Aug Hall

Partly cloudy with a 30 percent chance of Showers and Thunderstorms. Lows in the upper 60s. Southeast Winds around 10 Mph shifting to the south after midnight. Heat index Readings 98 to 103.

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Mormon Island State Recreation Area Temperature Statistics

August Temperature

Grand Island, Central Nebraska Regional Airport (9.3 miles)

  • Lowest 4 August, 2026

    58.6 °F

  • Average August

    72.6 °F

  • Highest 3 August, 2026

    88.6 °F

Climate (2021–2026)

Grand Island, Central Nebraska Regional Airport (9.3 miles)

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  • Average Low 2021–2026

    41.6 °F

  • Average 2021–2026

    53.5 °F

  • Average High 2021–2026

    66.2 °F
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