Hartland Weather Forecast

    • 28
    • 46

    Mostly Sunny

    • 31
    • 47

    Mostly Cloudy

    • 34
    • 48

    Partly Sunny

    • 37
    • 55

    Partly Sunny

    • 43
    • 51

    Mostly Cloudy

    • 30
    • 53

    Chance Rain

Today 13 Feb Waukesha

Not as cool. Sunny. Highs in the upper 40s. Southwest Winds up to 10 Mph.

Tonight 13 Feb Waukesha

Mostly clear. Patchy fog after midnight. Lows in the upper 20s. West Winds up to 5 Mph shifting to the northwest after midnight.

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Hartland Temperature Statistics

February Temperature

Waukesha County Airport (6.2 miles)

  • Lowest 1 February, 2026

    3.2 °F

  • Average February

    21.7 °F

  • Highest 10 February, 2026

    37.4 °F

Climate (2021–Present)

Waukesha County Airport (6.2 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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