Weather in Agar, SD
Updated 2026-08-11 10:15 local time · ZIP codes 57520
Partly Cloudy
No government weather alerts were returned for this location at the latest update.
Next hours
72°18% rain75°14% rain
78°11% rain83°8% rain84°6% rain86°4% rain87°3% rain88°3% rain89°2% rain87°2% rain83°3% rain
79°4% 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 18%).
It feels like 75°F with winds near 8 mph.
83°F, 3% rain chance and 9 mph wind.
Visibility is around 6 mi; gusts may reach 18 mph.
Current temperature is 72°F, wind 8 mph, rain chance up to 18%.
UV index is 1.
Agar weather today
Partly Cloudy and 72°F in Agar, SD. Today's high is 89°F with a 9% rain chance. Winds are around 8 mph with gusts near 9 mph. Relative humidity is 93%, pressure is 29.86 inHg, and visibility is about 6 miles.
Tonight and tomorrow in Agar
Sunrise is at 06:37 AM and sunset is at 08:53 PM. Tomorrow's forecast calls for Sunny with a high near 90°F and a low near 67°F. The maximum rain chance is 57%.