Weather in Allen, SD
Updated 2026-09-26 09:45 local time · ZIP codes 57714
Sunny
No government weather alerts were returned for this location at the latest update.
Next hours
62°5% rain68°2% rain70°1% rain72°1% rain73°1% rain74°1% rain74°1% rain73°1% rain79°1% rain
78°2% rain76°3% rain74°4% 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 4%).
It feels like 56°F with winds near 11 mph.
70°F, 1% rain chance and 9 mph wind.
Visibility is around 6 mi; gusts may reach 22 mph.
Current temperature is 62°F, wind 11 mph, rain chance up to 4%.
UV index is 1.
Local weather characteristics in Allen
South Dakota has a continental climate with hot summers, cold winters, frequent wind and strong differences between the Black Hills and the open plains.
Allen is part of the Midwest weather region. The forecast point is near 43.28°N latitude and 101.92°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.
Allen weather today
Sunny and 62°F in Allen, SD. Today's high is 79°F with a 4% rain chance. Winds are around 11 mph with gusts near 13 mph. Relative humidity is 66%, pressure is 29.78 inHg, and visibility is about 6 miles.
Tonight and tomorrow in Allen
Sunrise is at 06:39 AM and sunset is at 06:38 PM. Tomorrow's forecast calls for Sunny with a high near 79°F and a low near 62°F. The maximum rain chance is 7%.