Hartland Weather Forecast

    • 70
    • 88

    Thunderstorms Likely

    • 66
    • 86

    Rain Showers

    • 63
    • 81

    Rain Showers Likely

    • 61
    • 81

    Slight Chance Thunderstorms

    • 62
    • 82

    Partly Sunny

    • 64
    • 85

    Partly Sunny

Today 2 Jul Waukesha

Very warm and humid. Partly sunny. Scattered light Showers and chance of Thunderstorms late in the afternoon. Highs in the lower 90s. Southwest Winds 5 to 15 Mph. Chance of precipitation 40 percent. Highest heat index Readings 95 to 100 in the afternoon.

Tonight 2 Jul Waukesha

Mostly cloudy. Numerous Showers and chance of Thunderstorms until early Morning, then scattered light Showers and slight chance of Thunderstorms early in the morning. Lows in the lower 70s. Southwest Winds 5 to 10 Mph. Chance of precipitation 70 percent. Highest heat index Readings around 95 in the evening.

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Hartland Temperature Statistics

July Temperature

Waukesha County Airport (6.2 miles)

  • Lowest

  • Average July

  • Highest

Climate (2021–2026)

Waukesha County Airport (6.2 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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