Greenfield Weather Forecast
- 58
- 76
Slight Chance Thunderstorms
- 57
- 82
Decreasing Clouds
- 58
- 81
Partly Sunny
- 60
- 80
Slight Chance Thunderstorms
- 58
- 75
Chance Thunderstorms
- 58
- 75
Slight Chance Thunderstorms
- 59
- 78
Slight Chance Thunderstorms
Today 26 Aug Clay
Mostly sunny. Highs in the mid 70s. South Winds 5 to 10 Mph.
Tonight 26 Aug Clay
Partly cloudy this Evening, then becoming mostly cloudy. Not as cool with Lows in the upper 50s. Southeast Winds 5 to 10 Mph.
Greenfield Temperature Statistics
August Temperature
Yankton, Chan Gurney Municipal Airport (26.7 miles)
Lowest 24 August, 2025
52 °FAverage August
73.2 °FHighest 8 August, 2025
89.7 °F
Climate (2020–Present)
Yankton, Chan Gurney Municipal Airport (26.7 miles)
Average Low 2020–2025
39 °FAverage 2020–2025
50 °FAverage High 2020–2025
61.2 °F