Rock Valley Weather Forecast
- 58
- 81
Increasing Clouds
- 60
- 80
Chance Rain Showers
- 59
- 75
Chance Thunderstorms
- 58
- 71
Chance Rain Showers
- 56
- 73
Slight Chance Rain Showers
- 55
- 78
Chance Thunderstorms
Today 28 Aug Sioux
Mostly sunny. Highs in the lower 80s. Southeast Winds around 5 Mph.
Tonight 28 Aug Sioux
Mostly clear in the Evening, then becoming partly cloudy. Lows in the upper 50s. Southeast Winds around 5 Mph.
Rock Valley Temperature Statistics
August Temperature
Sheldon (23 miles)
Lowest 24 August, 2025
46.4 °FAverage August
71.6 °FHighest 16 August, 2025
87.8 °F
Climate (2020–Present)
Sheldon (23 miles)
Average Low 2020–2025
36 °FAverage 2020–2025
47.1 °FAverage High 2020–2025
57.9 °F