Elgar Lake Weather Forecast

    • 64
    • 86

    Chance Thunderstorms

    • 62
    • 84

    Chance Rain Showers

    • 60
    • 79

    Chance Thunderstorms

    • 61
    • 80

    Chance Rain Showers

    • 61
    • 81

    Chance Thunderstorms

    • 57
    • 81

    Chance Rain Showers

    • 55
    • 77

    Partly Sunny

Today 17 Sep Houston

Partly sunny with a chance of Showers and Thunderstorms. Near steady temperature in the upper 70s. Southwest Winds around 5 Mph. Chance of rain 50 percent.

Tonight 17 Sep Houston

Mostly cloudy with a chance of Showers. A chance of Thunderstorms this Evening, then a slight chance of Thunderstorms after midnight. Lows in the mid 60s. South Winds around 5 Mph. Chance of rain 50 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Elgar Lake Temperature Statistics

September Temperature

Viroqua Municipal Airport (16.2 miles)

  • Lowest 1 September, 2025

    50 °F

  • Average September

    66.2 °F

  • Highest 14 September, 2025

    83.5 °F

Climate (2020–Present)

Viroqua Municipal Airport (16.2 miles)

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  • Average Low 2020–2025

    38.5 °F

  • Average 2020–2025

    47.1 °F

  • Average High 2020–2025

    55.4 °F
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