Green Castle Airport Weather Forecast

    • 45
    • 73

    Sunny

    • 55
    • 76

    Rain Showers Likely

    • 56
    • 87

    Chance Thunderstorms

    • 59
    • 87

    Chance Thunderstorms

    • 63
    • 86

    Rain Showers Likely

    • 57
    • 83

    Rain Showers Likely

Today 13 May Johnson

Sunny. Highs in the lower 70s. Northwest Winds 10 to 15 Mph with Gusts up to 25 Mph.

Tonight 13 May Johnson

Clear. Lows in the mid 40s. North Winds 10 to 15 Mph, becoming east around 5 Mph after midnight.

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Green Castle Airport Temperature Statistics

May Temperature

Cedar Rapids Airport (8.7 miles)

  • Lowest 2 May, 2026

    32 °F

  • Average May

    54.2 °F

  • Highest 4 May, 2026

    82 °F

Climate (2021–Present)

Cedar Rapids Airport (8.7 miles)

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  • Average Low 2021–2026

    40.5 °F

  • Average 2021–2026

    51 °F

  • Average High 2021–2026

    61.5 °F
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