Fond du Lac Weather Forecast

    • 58
    • 80

    Becoming Sunny

    • 60
    • 81

    Mostly Sunny

    • 61
    • 84

    Partly Sunny

    • 60
    • 82

    Partly Sunny

    • 58
    • 78

    Chance Rain Showers

    • 54
    • 73

    Chance Rain Showers

Today 14 Sep Fond Du Lac

Sunny. Patchy fog in the morning. Highs in the upper 70s. East Winds 5 to 10 Mph.

Tonight 14 Sep Fond Du Lac

Partly cloudy. Areas of fog through the night. Near steady temperature around 60. East Winds up to 10 Mph.

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Fond du Lac Temperature Statistics

September Temperature

Fond Du Lac County Airport (1.9 miles)

  • Lowest 4 September, 2025

    41 °F

  • Average September

    58.3 °F

  • Highest 1 September, 2025

    75.9 °F

Climate (2020–Present)

Fond Du Lac County Airport (1.9 miles)

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  • Average Low 2020–2025

    39.9 °F

  • Average 2020–2025

    49.3 °F

  • Average High 2020–2025

    58.4 °F
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