Picayune Airport Weather Forecast

    • 60
    • 81

    Chance Thunderstorms

    • 57
    • 82

    Slight Chance Thunderstorms

    • 55
    • 83

    Mostly Sunny

    • 58
    • 85

    Partly Sunny

    • 63
    • 87

    Chance Thunderstorms

    • 64
    • 86

    Chance Thunderstorms

Today 31 May Johnson

Mostly cloudy with a slight chance of Thunderstorms. A chance of Showers. Highs in the lower 80s. Southeast Winds around 10 Mph with Gusts up to 20 Mph. Chance of rain 50 percent.

Tonight 31 May Johnson

Partly cloudy. A chance of Showers and Thunderstorms after midnight. Lows around 60. East Winds 5 to 10 Mph. Chance of rain 50 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Picayune Airport Temperature Statistics

May Temperature

Iowa City Municipal Airport (5 miles)

  • Lowest 7 May, 2026

    34 °F

  • Average May

    63.1 °F

  • Highest 27 May, 2026

    90 °F

Climate (2021–Present)

Iowa City Municipal Airport (5 miles)

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  • Average Low 2021–2026

    42.5 °F

  • Average 2021–2026

    52.9 °F

  • Average High 2021–2026

    63.3 °F
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