Weather in Hosmer, SD
Updated 2026-09-26 11:45 local time · ZIP codes 57448
Overcast
No government weather alerts were returned for this location at the latest update.
Next hours
57°33% rain
61°28% rain61°27% rain63°25% rain65°23% rain65°22% rain63°27% rain65°28% rain
69°15% rain
68°21% rain67°22% rain
67°42% rain3-day weather forecast
Weather details
Sunrise, sunset and moon
Key weather changes ahead
Weather insights for today
There is a moderate rain chance, peaking near 42%.
It feels like 53°F with winds near 10 mph.
69°F, 15% rain chance and 7 mph wind.
Visibility is around 6 mi; gusts may reach 20 mph.
Current temperature is 57°F, wind 10 mph, rain chance up to 42%.
UV index is 1.
Local weather characteristics in Hosmer
South Dakota has a continental climate with hot summers, cold winters, frequent wind and strong differences between the Black Hills and the open plains.
Hosmer is part of the Midwest weather region. The forecast point is near 45.58°N latitude and 99.47°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.
Hosmer weather today
Overcast and 57°F in Hosmer, SD. Today's high is 69°F with a 77% rain chance. Winds are around 10 mph with gusts near 20 mph. Relative humidity is 96%, pressure is 29.86 inHg, and visibility is about 6 miles.
Tonight and tomorrow in Hosmer
Sunrise is at 07:30 AM and sunset is at 07:28 PM. Tomorrow's forecast calls for Overcast with a high near 70°F and a low near 58°F. The maximum rain chance is 31%.