Alto Weather Forecast

    • 76
    • 92

    Slight Chance Rain Showers

    • 74
    • 93

    Chance Thunderstorms

    • 72
    • 93

    Chance Rain Showers

    • 70
    • 90

    Chance Thunderstorms

    • 67
    • 87

    Rain Showers Likely

    • 65
    • 86

    Chance Thunderstorms

Today 29 Jun Fond Du Lac

Hot and humid. Warmer. Mostly sunny. Highs in the mid 90s. South Winds 10 to 15 Mph with Gusts to around 30 Mph. Heat index Readings 98 to 103.

Tonight 29 Jun Fond Du Lac

Mostly clear through around Midnight, then a 20 percent chance of light Showers after midnight. Partly cloudy early in the morning. Lows in the mid 70s. South Winds 10 to 15 Mph. Highest heat index Readings 97 to 102 in the evening.

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  • Temperature Real-Time

Alto Temperature Statistics

June Temperature

Fond Du Lac County Airport (16.2 miles)

  • Lowest 3 June, 2026

    43.6 °F

  • Average June

    65.6 °F

  • Highest 4 June, 2026

    85.6 °F

Climate (2021–2026)

Fond Du Lac County Airport (16.2 miles)

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  • Average Low 2021–2026

    39.5 °F

  • Average 2021–2026

    49 °F

  • Average High 2021–2026

    58.3 °F
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