Osterhout Lake Weather Forecast

    • 65
    • 84

    Rain Showers

    • 59
    • 83

    Partly Sunny

    • 65
    • 86

    Slight Chance Thunderstorms

    • 63
    • 85

    Slight Chance Thunderstorms

    • 64
    • 86

    Partly Sunny

    • 68
    • 89

    Chance Rain Showers

    • 65
    • 85

    Chance Rain Showers

Today 6 Jul Allegan

Showers likely and a chance of Thunderstorms. Highs in the mid 80s. West Winds 5 to 10 Mph with Gusts to around 20 Mph. Chance of rain 70 percent.

Tonight 6 Jul Allegan

Partly cloudy with a slight chance of Showers and Thunderstorms in the Evening, then mostly cloudy with a slight chance of Showers overnight. Lows in the mid 60s. Northwest Winds around 10 Mph becoming north overnight. Chance of rain 20 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Osterhout Lake Temperature Statistics

July Temperature

South Haven, South Haven Area Regional Airport (12.4 miles)

  • Lowest 2 July, 2025

    60.8 °F

  • Average July

    74.6 °F

  • Highest 4 July, 2025

    86 °F

Climate (2020–Present)

South Haven, South Haven Area Regional Airport (12.4 miles)

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  • Average Low 2020–2025

    42.5 °F

  • Average 2020–2025

    51 °F

  • Average High 2020–2025

    59.1 °F
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