Hartland Weather Forecast

    • 63
    • 88

    Patchy Smoke

    • 62
    • 80

    Rain Showers

    • 59
    • 74

    Rain Showers

    • 55
    • 76

    Mostly Sunny

    • 59
    • 78

    Mostly Sunny

    • 65
    • 83

    Slight Chance Rain Showers

    • 62
    • 81

    Chance Rain Showers

Today 30 Jul Waukesha

Partly sunny. Patchy smoke. Southwest Winds 5 to 10 Mph.

Tonight 30 Jul Waukesha

Mostly cloudy until early morning then becoming partly cloudy. Patchy smoke in the evening. Lows in the mid 60s. Southwest Winds up to 5 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Hartland Temperature Statistics

July Temperature

Waukesha County Airport (6.2 miles)

  • Lowest 22 July, 2026

    53.6 °F

  • Average July

    75.6 °F

  • Highest 14 July, 2026

    96.8 °F

Climate (2021–2026)

Waukesha County Airport (6.2 miles)

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  • Average Low 2021–2026

    38.6 °F

  • Average 2021–2026

    46.1 °F

  • Average High 2021–2026

    56.6 °F
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