Weather in Ethan, SD
Updated 2026-08-11 10:15 local time · ZIP codes 57334
Sunny
No government weather alerts were returned for this location at the latest update.
Next hours
78°11% rain85°9% rain87°6% rain89°4% rain90°3% rain91°3% rain91°3% rain90°3% rain90°3% rain87°3% rain84°4% rain
81°6% rain3-day weather forecast
Weather details
Sunrise, sunset and moon
Weather insights for today
Rain chance stays relatively low over the next 12 hours (up to 11%).
It feels like 82°F with winds near 7 mph.
84°F, 4% rain chance and 9 mph wind.
Visibility is around 6 mi; gusts may reach 24 mph.
Current temperature is 78°F, wind 7 mph, rain chance up to 11%.
UV index is 2.
Ethan weather today
Sunny and 78°F in Ethan, SD. Today's high is 91°F with a 9% rain chance. Winds are around 7 mph with gusts near 9 mph. Relative humidity is 81%, pressure is 29.81 inHg, and visibility is about 6 miles.
Tonight and tomorrow in Ethan
Sunrise is at 06:32 AM and sunset is at 08:41 PM. Tomorrow's forecast calls for Sunny with a high near 93°F and a low near 67°F. The maximum rain chance is 66%.