Osterhout Lake Weather Forecast

    • 69
    • 90

    Rain Showers Likely

    • 67
    • 88

    Chance Thunderstorms

    • 63
    • 83

    Rain Showers Likely

    • 61
    • 81

    Slight Chance Rain Showers

    • 62
    • 83

    Partly Sunny

    • 66
    • 86

    Partly Sunny

    • 66
    • 86

    Chance Rain Showers

Today 3 Jul Allegan

Showers likely and a slight chance of Thunderstorms. Highs in the upper 80s. West Winds 5 to 10 Mph with Gusts to around 20 Mph. Chance of rain 60 percent. Heat index Readings 93 to 98.

Tonight 3 Jul Allegan

A chance of Showers and Thunderstorms in the Evening, then Showers likely and a chance of Thunderstorms after midnight. Lows in the upper 60s. Southwest Winds around 10 Mph. Gusts up to 20 Mph in the evening. Chance of rain 70 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 1 July, 2026

    80.6 °F

  • Average July

    86.1 °F

  • Highest 1 July, 2026

    91.4 °F

Climate (2021–2026)

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

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  • Average Low 2021–2026

    42.7 °F

  • Average 2021–2026

    51.3 °F

  • Average High 2021–2026

    59.5 °F
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