Erin Aero Airport Weather Forecast

    • 42
    • 66

    Increasing Clouds

    • 47
    • 62

    Partly Sunny

    • 49
    • 66

    Rain Showers

    • 42
    • 60

    Partly Sunny

    • 38
    • 58

    Partly Sunny

    • 37
    • 56

    Mostly Cloudy

Today 25 Apr Washington

Sunny. Highs in the lower 60s. Northeast Winds 5 to 10 Mph.

Tonight 25 Apr Washington

Colder. Mostly cloudy. Lows in the mid 40s. Northeast Winds around 5 Mph.

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Erin Aero Airport Temperature Statistics

April Temperature

Waukesha County Airport (14.9 miles)

  • Lowest 7 April, 2026

    23 °F

  • Average April

    45.9 °F

  • Highest 17 April, 2026

    77 °F

Climate (2021–Present)

Waukesha County Airport (14.9 miles)

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  • Average Low 2021–2026

    38.5 °F

  • Average 2021–2026

    46 °F

  • Average High 2021–2026

    56.6 °F
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