Oshkosh Weather Forecast

    • 46
    • 57

    Rain Showers

    • 43
    • 52

    Rain Showers

    • 38
    • 52

    Chance Rain Showers

    • 44
    • 58

    Mostly Sunny

    • 49
    • 66

    Mostly Sunny

    • 50
    • 68

    Mostly Sunny

    • 50
    • 71

    Partly Sunny

Today 30 Apr Winnebago

Partly sunny. Temperatures in the mid 50s to lower 60s. Southeast wind 10 to 15 Mph.

Tonight 30 Apr Winnebago

Not as cool. Cloudy. Showers after midnight. Lows in the middle 40s. Southeast wind 5 to 10 Mph. Chance of rain 90 percent.

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Oshkosh Temperature Statistics

April Temperature

Wittman Regional Airport (3.7 miles)

  • Lowest 8 April, 2025

    20.8 °F

  • Average April

    45.2 °F

  • Highest 28 April, 2025

    79 °F

Climate (2020–Present)

Wittman Regional Airport (3.7 miles)

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  • Average Low 2020–2025

    39.8 °F

  • Average 2020–2025

    48.6 °F

  • Average High 2020–2025

    57.2 °F
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