Pentwater Lake Weather Forecast

    • 51
    • 70

    Increasing Clouds

    • 47
    • 66

    Partly Sunny

    • 48
    • 67

    Partly Sunny

    • 51
    • 68

    Partly Sunny

    • 54
    • 67

    Mostly Sunny

    • 59
    • 69

    Chance Rain Showers

    • 59
    • 67

    Chance Rain Showers

Today 24 Sep Oceana

Partly sunny with a 50 percent chance of rain Showers. Highs in the mid 60s.

Tonight 24 Sep Oceana

Partly cloudy in the evening then becoming mostly cloudy. Lows around 50. Southeast Winds around 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Pentwater Lake Temperature Statistics

September Temperature

Ludington, Mason County Airport (13.7 miles)

  • Lowest 14 September, 2026

    41 °F

  • Average September

    65.2 °F

  • Highest 1 September, 2026

    84.2 °F

Climate (2021–2026)

Ludington, Mason County Airport (13.7 miles)

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  • Average Low 2021–2026

    39.8 °F

  • Average 2021–2026

    48.7 °F

  • Average High 2021–2026

    56.4 °F
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