Winterset Weather Forecast
- 45
- 62
Increasing Clouds
- 48
- 60
Rain Showers Likely
- 50
- 61
Rain Showers Likely
- 52
- 71
Slight Chance Thunderstorms
- 55
- 79
Partly Sunny
- 59
- 82
Partly Sunny
Today 20 May Madison
Mostly sunny. Highs in the lower 60s. Northeast Winds around 10 Mph.
Tonight 20 May Madison
Partly cloudy in the Evening, then becoming mostly cloudy. Lows in the mid 40s. Northeast Winds 5 to 10 Mph.
Winterset Temperature Statistics
May Temperature
Des Moines International Airport (23 miles)
Lowest 2 May, 2026
37.7 °FAverage May
61.7 °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