Hartland Weather Forecast

    • 45
    • 56

    Increasing Clouds

    • 49
    • 57

    Chance Rain Showers

    • 51
    • 65

    Mostly Cloudy

    • 56
    • 65

    Rain Showers Likely

    • 52
    • 68

    Rain Showers Likely

    • 47
    • 64

    Chance Rain Showers

Today 30 Oct Waukesha

Cooler. Partly sunny. Highs in the mid 50s. East Winds up to 5 Mph.

Tonight 30 Oct Waukesha

Mostly cloudy with a 50 percent chance of light rain Showers. Lows in the mid 40s. East Winds up to 5 Mph.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Hartland Temperature Statistics

October Temperature

Waukesha County Airport (6.2 miles)

  • Lowest 17 October, 2026

    33.8 °F

  • Average October

    56.4 °F

  • Highest 12 October, 2026

    86 °F

Climate (2021–2026)

Waukesha County Airport (6.2 miles)

Take a look at our website widgetsAvailable free! Find Out More

  • Average Low 2021–2026

    38.8 °F

  • Average 2021–2026

    46.3 °F

  • Average High 2021–2026

    56.7 °F
Get WillyWeather+ to remove ads