Halverson Lake Weather Forecast
- 59
- 79
Increasing Clouds
- 59
- 76
Partly Sunny
- 63
- 78
Chance Thunderstorms
- 52
- 74
Mostly Sunny
- 49
- 66
Partly Sunny
- 46
- 66
Mostly Sunny
- 47
- 68
Mostly Sunny
Today 20 Aug Iowa
Mostly sunny. Northeast Winds 5 to 10 Mph.
Tonight 20 Aug Iowa
Partly cloudy. Areas of fog after midnight. Lows in the lower 60s. Northeast Winds up to 5 Mph.
Halverson Lake Temperature Statistics
August Temperature
Lone Rock Tri-County Regional Airport (11.8 miles)
Lowest 1 August, 2025
50.6 °FAverage August
73.2 °FHighest 8 August, 2025
90.6 °F
Climate (2020–Present)
Lone Rock Tri-County Regional Airport (11.8 miles)
Average Low 2020–2025
38.6 °FAverage 2020–2025
49.2 °FAverage High 2020–2025
59.9 °F