Weather in Saint Onge, SD
Updated 2026-08-11 09:15 local time · ZIP codes 57779
Sunny
No government weather alerts were returned for this location at the latest update.
Next hours
68°10% rain73°4% rain84°3% rain86°3% rain87°3% rain89°2% rain90°1% rain92°1% rain92°1% rain91°1% rain89°1% rain87°1% 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 10%).
It feels like 69°F with winds near 5 mph.
73°F, 4% rain chance and 6 mph wind.
Visibility is around 6 mi; gusts may reach 18 mph.
Current temperature is 68°F, wind 5 mph, rain chance up to 10%.
UV index is 2.
Saint Onge weather today
Sunny and 68°F in Saint Onge, SD. Today's high is 92°F with a 3% rain chance. Winds are around 5 mph with gusts near 6 mph. Relative humidity is 81%, pressure is 29.80 inHg, and visibility is about 6 miles.
Tonight and tomorrow in Saint Onge
Sunrise is at 05:53 AM and sunset is at 08:07 PM. Tomorrow's forecast calls for Sunny with a high near 92°F and a low near 61°F. The maximum rain chance is 57%.