Halverson Lake Weather Forecast

    • 56
    • 68

    Slight Chance Rain Showers

    • 59
    • 67

    Rain Showers

    • 59
    • 71

    Rain Showers

    • 54
    • 64

    Chance Rain Showers

    • 50
    • 60

    Chance Rain Showers

    • 48
    • 61

    Mostly Cloudy

    • 51
    • 66

    Partly Sunny

Today 17 Sep Iowa

Partly sunny. Highs in the upper 60s.

Tonight 17 Sep Iowa

Mostly cloudy then becoming partly cloudy in the late evening and early morning then becoming mostly cloudy. Patchy fog early in the morning. Lows in the upper 50s. Northeast 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 14 September, 2026

    43 °F

  • Average September

    70.5 °F

  • Highest 1 September, 2026

    89.7 °F

Climate (2021–2026)

Lone Rock Tri-County Regional Airport (11.8 miles)

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  • Average Low 2021–2026

    38.7 °F

  • Average 2021–2026

    49.6 °F

  • Average High 2021–2026

    60.4 °F
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