South Lyon Weather Forecast

    • 45
    • 69

    Chance Rain Showers

    • 44
    • 70

    Mostly Sunny

    • 54
    • 75

    Partly Sunny

    • 51
    • 75

    Rain Showers Likely

    • 45
    • 67

    Chance Rain Showers

    • 46
    • 64

    Mostly Cloudy

Today 21 Apr Oakland

Mostly cloudy with a chance of Sprinkles in the Morning, then partly cloudy with a slight chance of Showers in the afternoon. Highs in the upper 60s. Southwest Winds 10 to 15 Mph with Gusts up to 30 Mph. Chance of rain 20 percent.

Tonight 21 Apr Oakland

Partly cloudy in the evening then clearing. Lows in the mid 40s. Northwest Winds up to 10 Mph.

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South Lyon Temperature Statistics

April Temperature

Detroit, Willow Run Airport (16.8 miles)

  • Lowest 7 April, 2026

    21.9 °F

  • Average April

    50.6 °F

  • Highest 12 April, 2026

    81 °F

Climate (2021–Present)

Detroit, Willow Run Airport (16.8 miles)

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  • Average Low 2021–2026

    42.8 °F

  • Average 2021–2026

    52.2 °F

  • Average High 2021–2026

    61.7 °F
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