Lake Herman Weather Forecast

    • 59
    • 84

    Chance Thunderstorms

    • 61
    • 83

    Mostly Sunny

    • 58
    • 85

    Chance Thunderstorms

    • 56
    • 74

    Chance Rain Showers

    • 53
    • 71

    Chance Rain Showers

    • 53
    • 70

    Mostly Cloudy

Today 14 Sep Lake

Mostly cloudy with a chance of Showers and Thunderstorms. Near steady temperature in the lower 80s. South Winds 15 to 20 Mph with Gusts up to 30 Mph. Chance of rain 40 percent.

Tonight 14 Sep Lake

Mostly cloudy in the Evening, then becoming partly cloudy. A chance of Showers. A chance of Thunderstorms, mainly in the evening. Lows around 60. South Winds 10 to 15 Mph with Gusts up to 25 Mph. Chance of rain 40 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Lake Herman Temperature Statistics

September Temperature

Madison Municipal Airport (4.3 miles)

  • Lowest 7 September, 2025

    35.6 °F

  • Average September

    60.8 °F

  • Highest 12 September, 2025

    86 °F

Climate (2020–Present)

Madison Municipal Airport (4.3 miles)

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  • Average Low 2020–2025

    37.1 °F

  • Average 2020–2025

    47.3 °F

  • Average High 2020–2025

    57.6 °F
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