Winterset Weather Forecast
- 45
- 61
Increasing Clouds
- 48
- 61
Rain Showers
- 49
- 60
Rain Showers
- 52
- 72
Partly Sunny
- 56
- 79
Partly Sunny
- 60
- 83
Partly Sunny
Today 20 May Madison
Mostly sunny. Highs in the lower 60s. Northeast Winds 5 to 10 Mph.
Tonight 20 May Madison
Partly cloudy in the Evening, then mostly cloudy with a slight chance of Showers after midnight. Lows in the mid 40s. East Winds 5 to 10 Mph. Chance of rain 20 percent.
Winterset Temperature Statistics
May Temperature
Des Moines International Airport (23 miles)
Lowest 2 May, 2026
37.7 °FAverage May
61.4 °FHighest 15 May, 2026
88.6 °F
Climate (2021–Present)
Des Moines International Airport (23 miles)
Average Low 2021–2026
43.7 °FAverage 2021–2026
53.5 °FAverage High 2021–2026
63.5 °F