Mason City Weather Forecast
- 67
- 83
Rain Showers Likely
- 66
- 83
Chance Thunderstorms
- 65
- 82
Rain Showers Likely
- 61
- 76
Rain Showers Likely
- 61
- 73
Rain Showers Likely
- 62
- 76
Chance Rain Showers
- 58
- 74
Partly Sunny
Today 10 Aug Cerro Gordo
Partly sunny. Near steady temperature in the lower 80s. East Winds 5 to 10 Mph.
Tonight 10 Aug Cerro Gordo
Mostly cloudy. Showers and Thunderstorms likely after midnight. Lows in the upper 60s. East Winds around 5 Mph. Chance of rain 70 percent.
Mason City Temperature Statistics
August Temperature
Mason City Municipal Airport (6.2 miles)
Lowest 6 August, 2026
51.7 °FAverage August
68.4 °FHighest 3 August, 2026
83.6 °F
Climate (2021–2026)
Mason City Municipal Airport (6.2 miles)
Average Low 2021–2026
37.2 °FAverage 2021–2026
47.9 °FAverage High 2021–2026
58.6 °F