Brown County State Lake Weather Forecast

    • 49
    • 65

    Sunny

    • 46
    • 73

    Sunny

    • 37
    • 62

    Sunny

    • 41
    • 66

    Mostly Sunny

    • 49
    • 70

    Mostly Cloudy

    • 44
    • 62

    Slight Chance Rain Showers

Today 19 Oct Brown

Sunny, cooler with Highs in the mid 60s. West Winds 10 to 15 Mph.

Tonight 19 Oct Brown

Clear, cooler with Lows in the lower 40s. Northwest Winds 10 to 15 Mph with Gusts up to 25 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Brown County State Lake Temperature Statistics

October Temperature

Falls City, Brenner Field Airport (19.3 miles)

  • Lowest 8 October, 2025

    43 °F

  • Average October

    67.7 °F

  • Highest 3 October, 2025

    88 °F

Climate (2020–Present)

Falls City, Brenner Field Airport (19.3 miles)

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  • Average Low 2020–2025

    43.9 °F

  • Average 2020–2025

    55 °F

  • Average High 2020–2025

    66.3 °F
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