Hillside Park Weather Forecast

    • 21
    • 39

    Slight Chance Rain

    • 28
    • 32

    Chance Rain/Snow

    • 24
    • 47

    Mostly Cloudy

    • 15
    • 30

    Mostly Cloudy

    • 19
    • 26

    Chance Snow

    • 19
    • 33

    Chance Snow

Today 31 Jan Waukesha

Colder. Cloudy with a 40 percent chance of light rain in the Morning, then partly sunny in the afternoon. Highs in the upper 30s. Northeast Winds 10 to 15 Mph with Gusts to around 30 Mph.

Tonight 31 Jan Waukesha

Not as cold. Cloudy. Areas of fog through the night. A 20 percent chance of light rain early in the morning. Near steady temperature in the mid 30s. Northeast Winds up to 5 Mph.

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Hillside Park Temperature Statistics

January Temperature

Waukesha County Airport (10.6 miles)

  • Lowest 21 January, 2025

    -13 °F

  • Average January

    15.8 °F

  • Highest 17 January, 2025

    51.8 °F

Climate (2020–Present)

Waukesha County Airport (10.6 miles)

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  • Average Low 2020–2025

    38 °F

  • Average 2020–2025

    45.4 °F

  • Average High 2020–2025

    55.9 °F
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