St John Weather Forecast

    • 62
    • 82

    Chance Thunderstorms

    • 57
    • 77

    Slight Chance Rain Showers

    • 61
    • 79

    Mostly Sunny

    • 64
    • 82

    Mostly Sunny

    • 66
    • 83

    Chance Rain Showers

    • 65
    • 83

    Chance Thunderstorms

Today 4 Aug Calumet

Humid. Partly cloudy in the Morning, then mostly cloudy with a chance of Showers and Thunderstorms in the afternoon. Highs in the lower 80s. Southwest wind 10 to 15 Mph. Chance of rain 40 percent.

Tonight 4 Aug Calumet

Mostly cloudy. Showers likely and a chance of Thunderstorms in the Evening, then a chance of Showers and Thunderstorms after midnight. Lows in the lower 60s. Southwest wind 5 to 10 Mph shifting to the northwest after midnight. Chance of rain 70 percent.

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St John Temperature Statistics

August Temperature

Appleton-Outagamie (16.2 miles)

  • Lowest 1 August, 2026

    64.4 °F

  • Average August

    70.6 °F

  • Highest 1 August, 2026

    80.6 °F

Climate (2021–2026)

Appleton-Outagamie (16.2 miles)

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  • Average Low 2021–2026

    40 °F

  • Average 2021–2026

    47 °F

  • Average High 2021–2026

    56.8 °F
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