Halverson Lake Weather Forecast

    • 60
    • 84

    Mostly Cloudy

    • 59
    • 78

    Chance Thunderstorms

    • 61
    • 78

    Chance Rain Showers

    • 61
    • 78

    Chance Thunderstorms

    • 57
    • 78

    Chance Rain Showers

    • 55
    • 75

    Slight Chance Rain Showers

Today 18 Sep Iowa

Partly sunny. A 20 percent chance of light Showers in the morning. Highs in the mid 80s. Southeast Winds up to 5 Mph.

Tonight 18 Sep Iowa

Partly cloudy. Patchy fog early in the morning. Lows in the lower 60s. Southeast Winds up to 5 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Halverson Lake Temperature Statistics

September Temperature

Lone Rock Tri-County Regional Airport (11.8 miles)

  • Lowest 7 September, 2025

    37.9 °F

  • Average September

    62.3 °F

  • Highest 15 September, 2025

    86 °F

Climate (2020–Present)

Lone Rock Tri-County Regional Airport (11.8 miles)

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  • Average Low 2020–2025

    38.6 °F

  • Average 2020–2025

    49.2 °F

  • Average High 2020–2025

    60 °F
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