Weather in Rockham, SD
Updated 2026-09-26 08:45 local time · ZIP codes 57470
Patchy rain nearby
No government weather alerts were returned for this location at the latest update.
Next hours
57°45% rain
58°33% rain59°34% rain60°37% rain61°30% rain64°28% rain64°27% rain65°30% rain65°32% rain64°39% rain63°32% rain
63°38% rain3-day weather forecast
Weather details
Sunrise, sunset and moon
Key weather changes ahead
Weather insights for today
Rain chance reaches about 44% over the next 12 hours.
It feels like 50°F with winds near 15 mph.
64°F, 27% rain chance and 10 mph wind.
Visibility is around 6 mi; gusts may reach 30 mph.
Current temperature is 57°F, wind 15 mph, rain chance up to 44%.
UV index is 0.
Local weather characteristics in Rockham
South Dakota has a continental climate with hot summers, cold winters, frequent wind and strong differences between the Black Hills and the open plains.
Rockham is part of the Midwest weather region. The forecast point is near 44.90°N latitude and 98.82°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.
Rockham weather today
Patchy rain nearby and 57°F in Rockham, SD. Today's high is 65°F with a 79% rain chance. Winds are around 15 mph with gusts near 30 mph. Relative humidity is 94%, pressure is 29.87 inHg, and visibility is about 6 miles.
Tonight and tomorrow in Rockham
Sunrise is at 07:27 AM and sunset is at 07:25 PM. Tomorrow's forecast calls for Mist with a high near 76°F and a low near 61°F. The maximum rain chance is 19%.