St John Weather Forecast

    • 57
    • 79

    Chance Thunderstorms

    • 56
    • 78

    Mostly Sunny

    • 62
    • 80

    Partly Sunny

    • 61
    • 79

    Chance Thunderstorms

    • 56
    • 76

    Chance Rain Showers

    • 56
    • 74

    Partly Sunny

Today 18 Aug Calumet

Mostly cloudy. A chance of Showers and Thunderstorms in the afternoon. Highs in the upper 70s. West wind 10 to 15 Mph. Chance of rain 40 percent.

Tonight 18 Aug Calumet

Partly cloudy with a chance of Showers and Thunderstorms. Lows in the upper 50s. West wind 5 to 10 Mph shifting to the north after midnight. Chance of rain 50 percent.

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  • Temperature Real-Time

St John Temperature Statistics

August Temperature

Appleton-Outagamie (16.2 miles)

  • Lowest 3 August, 2026

    60.8 °F

  • Average August

    71.7 °F

  • Highest 4 August, 2026

    84.2 °F

Climate (2021–2026)

Appleton-Outagamie (16.2 miles)

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  • Average Low 2021–2026

    40.1 °F

  • Average 2021–2026

    47.1 °F

  • Average High 2021–2026

    56.8 °F
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