McConville Lake Weather Forecast

    • 46
    • 71

    Mostly Sunny

    • 55
    • 82

    Partly Sunny

    • 49
    • 72

    Partly Sunny

    • 53
    • 76

    Partly Sunny

    • 52
    • 78

    Mostly Sunny

    • 54
    • 77

    Mostly Sunny

Today 28 May Washington

Cooler, sunny. Highs in the upper 60s. Northeast Winds 5 to 10 Mph.

Tonight 28 May Washington

Mostly clear. Lows in the mid 40s. East Winds up to 5 Mph through around midnight becoming calm.

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  • Temperature Real-Time

McConville Lake Temperature Statistics

May Temperature

Waukesha County Airport (13.7 miles)

  • Lowest 2 May, 2026

    30.2 °F

  • Average May

    53.8 °F

  • Highest 26 May, 2026

    87.8 °F

Climate (2021–Present)

Waukesha County Airport (13.7 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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