Oshkosh Weather Forecast

    • 35
    • 49

    Chance Rain Showers

    • 34
    • 47

    Chance Rain Showers

    • 42
    • 52

    Partly Sunny

    • 44
    • 60

    Chance Rain Showers

    • 42
    • 62

    Chance Rain Showers

    • 42
    • 58

    Chance Rain Showers

Today 30 Apr Winnebago

Areas of frost in the morning. Mostly cloudy with a chance of rain Showers. Highs in the lower 50s. Light and variable wind becoming northwest 5 to 10 Mph in the afternoon. Chance of rain 50 percent.

Tonight 30 Apr Winnebago

Mostly cloudy. A chance of rain Showers in the evening. Areas of frost after midnight. Lows in the middle 30s. North wind 5 to 10 Mph. Chance of rain 40 percent.

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Oshkosh Temperature Statistics

April Temperature

Wittman Regional Airport (3.7 miles)

  • Lowest 7 April, 2026

    20.6 °F

  • Average April

    46.1 °F

  • Highest 13 April, 2026

    77.6 °F

Climate (2021–Present)

Wittman Regional Airport (3.7 miles)

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  • Average Low 2021–2026

    39.7 °F

  • Average 2021–2026

    48.6 °F

  • Average High 2021–2026

    57.3 °F
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