Osterhout Lake Weather Forecast

    • 28
    • 51

    Chance Rain Showers

    • 25
    • 37

    Snow Showers

    • 26
    • 31

    Snow Showers Likely

    • 30
    • 35

    Mostly Cloudy

    • 28
    • 39

    Rain/Snow Likely

    • 18
    • 34

    Rain/Snow Likely

Today 9 Jan Allegan

Rain Showers likely. Highs around 50. Southwest Winds 15 to 25 Mph with Gusts to around 50 Mph becoming northwest 10 to 20 Mph with Gusts to around 40 Mph in the afternoon. Chance of rain 60 percent.

Tonight 9 Jan Allegan

Partly cloudy. Lows in the upper 20s. Light Winds.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Osterhout Lake Temperature Statistics

January Temperature

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

  • Lowest 1 January, 2026

    21.2 °F

  • Average January

    29.8 °F

  • Highest 6 January, 2026

    41 °F

Climate (2021–Present)

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

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  • Average Low 2021–2026

    42.5 °F

  • Average 2021–2026

    51.1 °F

  • Average High 2021–2026

    59.3 °F
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