Weather in Yankton, SD
Updated 2026-09-26 08:00 local time · ZIP codes 57078
Overcast
No government weather alerts were returned for this location at the latest update.
Next hours
57°34% rain
59°34% rain
61°48% rain63°31% rain63°34% rain63°43% rain64°73% rain64°50% rain65°31% rain64°34% rain64°31% rain
64°24% rain3-day weather forecast
Weather details
Sunrise, sunset and moon
Key weather changes ahead
Weather insights for today
Rain chance reaches about 73% over the next 12 hours.
It feels like 53°F with winds near 12 mph.
64°F, 24% rain chance and 9 mph wind.
Visibility is around 6 mi; gusts may reach 25 mph.
Current temperature is 57°F, wind 12 mph, rain chance up to 73%.
UV index is 0.
Local weather characteristics in Yankton
South Dakota has a continental climate with hot summers, cold winters, frequent wind and strong differences between the Black Hills and the open plains.
Yankton is part of the Midwest weather region. The forecast point is near 42.87°N latitude and 97.40°W longitude. Local temperature, wind and precipitation can still differ from nearby places, especially where terrain, coastlines or urban development create small-scale weather changes.
Yankton weather today
Overcast and 57°F in Yankton, SD. Today's high is 68°F with a 91% rain chance. Winds are around 12 mph with gusts near 24 mph. Relative humidity is 98%, pressure is 29.91 inHg, and visibility is about 6 miles.
Tonight and tomorrow in Yankton
Sunrise is at 07:21 AM and sunset is at 07:20 PM. Tomorrow's forecast calls for Overcast with a high near 74°F and a low near 59°F. The maximum rain chance is 28%.