Alto Weather Forecast

    • 57
    • 71

    Chance Rain Showers

    • 53
    • 73

    Thunderstorms

    • 58
    • 68

    Rain Showers

    • 55
    • 70

    Rain Showers

    • 52
    • 64

    Chance Rain Showers

    • 51
    • 63

    Chance Rain Showers

    • 51
    • 66

    Slight Chance Rain Showers

Today 16 Sep Fond Du Lac

Partly sunny. Highs in the upper 60s.

Tonight 16 Sep Fond Du Lac

Cloudy. Chance of Sprinkles late in the evening. Chance of light rain Showers after midnight. Lows in the upper 50s. Northeast Winds up to 10 Mph. Chance of Showers 40 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Alto Temperature Statistics

September Temperature

Fond Du Lac County Airport (16.2 miles)

  • Lowest 14 September, 2026

    41 °F

  • Average September

    68.7 °F

  • Highest 1 September, 2026

    90.6 °F

Climate (2021–2026)

Fond Du Lac County Airport (16.2 miles)

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  • Average Low 2021–2026

    39.4 °F

  • Average 2021–2026

    49 °F

  • Average High 2021–2026

    58.3 °F
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