Erin Aero Airport Weather Forecast

    • -18
    • 16

    Snow Likely

    • -17
    • -7

    Cold

    • -3
    • 3

    Chance Snow

    • -7
    • 10

    Chance Snow

    • 1
    • 7

    Cold

    • -1
    • 14

    Mostly Cloudy

    • -4
    • 11

    Partly Sunny

Today 22 Jan Washington

Light snow. Patchy blowing snow. Little new snow accumulation. West Winds 15 to 20 Mph with Gusts to around 35 Mph. Chance of snow 80 percent.

Tonight 22 Jan Washington

Bitterly cold. Much Colder. Mostly cloudy then becoming partly cloudy in the late evening and early morning then becoming clear. Chance of light snow in the Evening, then chance of Flurries late in the evening. Patchy blowing snow until early morning. Lows around 17 below. Northwest Winds 15 to 20 Mph with Gusts to around 35 Mph. Chance of snow 40 percent. Lowest wind chill Readings 32 below to 42 below zero in the late evening and overnight.

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  • Temperature Real-Time

Erin Aero Airport Temperature Statistics

January Temperature

Waukesha County Airport (14.9 miles)

  • Lowest 19 January, 2026

    -2.2 °F

  • Average January

    24.4 °F

  • Highest 9 January, 2026

    57.2 °F

Climate (2021–Present)

Waukesha County Airport (14.9 miles)

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  • Average Low 2021–2026

    38.3 °F

  • Average 2021–2026

    45.8 °F

  • Average High 2021–2026

    56.4 °F
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