Ganntown Weather Forecast

    • 74
    • 97

    Hot

    • 67
    • 89

    Chance Rain Showers

    • 70
    • 90

    Mostly Sunny

    • 70
    • 92

    Rain Showers Likely

    • 66
    • 86

    Chance Thunderstorms

    • 64
    • 86

    Chance Rain Showers

Today 16 Aug Johnson

Sunny, hot with Highs in the upper 90s. Southwest Winds around 5 Mph. Highest heat index Readings heat index Readings up to 107 this afternoon.

Tonight 16 Aug Johnson

Partly cloudy with a chance of Showers. A chance of Thunderstorms, mainly in the evening. Humid with Lows in the lower 70s. West Winds around 5 Mph, becoming north after midnight. Chance of rain 40 percent.

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Ganntown Temperature Statistics

August Temperature

Metropolis Municipal Airport (12.4 miles)

  • Lowest 5 August, 2026

    61.7 °F

  • Average August

    78.6 °F

  • Highest 14 August, 2026

    96.3 °F

Climate (2021–2026)

Metropolis Municipal Airport (12.4 miles)

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  • Average Low 2021–2026

    49.5 °F

  • Average 2021–2026

    59.7 °F

  • Average High 2021–2026

    70.1 °F
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