Ortonville Weather Forecast

    • 51
    • 74

    Chance Rain Showers

    • 54
    • 74

    Partly Sunny

    • 56
    • 65

    Rain Showers

    • 51
    • 68

    Chance Rain Showers

    • 51
    • 64

    Chance Rain Showers

    • 55
    • 67

    Chance Rain Showers

Today 17 Sep Oakland

Mostly cloudy. Highs in the mid 70s. North Winds around 5 Mph.

Tonight 17 Sep Oakland

Mostly cloudy in the Evening, then becoming partly cloudy. Lows in the mid 50s. Northeast Winds up to 10 Mph.

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Ortonville Temperature Statistics

September Temperature

Pontiac, Oakland County International Airport (13 miles)

  • Lowest 14 September, 2026

    50 °F

  • Average September

    70.2 °F

  • Highest 2 September, 2026

    93 °F

Climate (2021–2026)

Pontiac, Oakland County International Airport (13 miles)

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  • Average Low 2021–2026

    41.8 °F

  • Average 2021–2026

    50.6 °F

  • Average High 2021–2026

    59.1 °F
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