Sioux Council Boy Scout Reservation Weather Forecast
- 59
- 62
Rain Showers
- 60
- 69
Chance Rain Showers
- 60
- 71
Mostly Cloudy
- 60
- 71
Rain Showers
- 55
- 65
Chance Rain Showers
- 55
- 65
Chance Rain Showers
Today 25 Sep Yankton
Cloudy. A chance of drizzle late this Morning, then a chance of Showers with Areas of drizzle this afternoon. Patchy fog. Near steady temperature in the lower 60s. Southeast Winds 10 to 15 Mph with Gusts up to 25 Mph. Chance of rain 50 percent.
Tonight 25 Sep Yankton
Showers likely in the Evening, then Showers with a slight chance of Thunderstorms after midnight. Near steady temperature in the lower 60s. Southeast Winds 10 to 15 Mph with Gusts up to 25 Mph. Chance of rain 90 percent.
Sioux Council Boy Scout Reservation Temperature Statistics
September Temperature
Yankton, Chan Gurney Municipal Airport (11.2 miles)
Lowest 13 September, 2026
48.9 °FAverage September
69 °FHighest 4 September, 2026
95 °F
Climate (2021–2026)
Yankton, Chan Gurney Municipal Airport (11.2 miles)
Average Low 2021–2026
39.4 °FAverage 2021–2026
50.5 °FAverage High 2021–2026
61.8 °F