Weather in Reliance, SD
Updated 2026-09-26 10:45 local time · ZIP codes 57569
Cloudy
No government weather alerts were returned for this location at the latest update.
Next hours
63°19% rain
69°19% rain70°17% rain
70°16% rain
71°6% rain73°10% rain73°4% rain72°4% rain72°6% rain
73°10% rain71°13% rain69°14% rain3-day weather forecast
Weather details
Sunrise, sunset and moon
Key weather changes ahead
Weather insights for today
Rain chance stays relatively low over the next 12 hours (up to 21%).
It feels like 58°F with winds near 14 mph.
72°F, 4% rain chance and 9 mph wind.
Visibility is around 6 mi; gusts may reach 21 mph.
Current temperature is 63°F, wind 14 mph, rain chance up to 21%.
UV index is 1.
Local weather characteristics in Reliance
South Dakota has a continental climate with hot summers, cold winters, frequent wind and strong differences between the Black Hills and the open plains.
Reliance is part of the Midwest weather region. The forecast point is near 43.88°N latitude and 99.60°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.
Reliance weather today
Cloudy and 63°F in Reliance, SD. Today's high is 73°F with a 28% rain chance. Winds are around 14 mph with gusts near 20 mph. Relative humidity is 84%, pressure is 29.83 inHg, and visibility is about 6 miles.
Tonight and tomorrow in Reliance
Sunrise is at 07:30 AM and sunset is at 07:29 PM. Tomorrow's forecast calls for Mist with a high near 73°F and a low near 59°F. The maximum rain chance is 15%.