Weather in Duncan, OK
Updated 2026-09-26 10:00 local time · ZIP codes 73533
Patchy rain nearby
No government weather alerts were returned for this location at the latest update.
Next hours
77°17% rain80°17% rain
85°1% rain88°17% rain89°17% rain91°9% rain92°17% rain92°8% rain
87°37% rain87°17% rain
74°92% rain
76°61% rain3-day weather forecast
Weather details
Sunrise, sunset and moon
Key weather changes ahead
Weather insights for today
Rain chance reaches about 92% over the next 12 hours.
It feels like 72°F with winds near 10 mph.
85°F, 1% rain chance and 11 mph wind.
Visibility is around 6 mi; gusts may reach 29 mph.
Current temperature is 77°F, wind 10 mph, rain chance up to 92%.
UV index is 2.
Local weather characteristics in Duncan
Oklahoma often experiences strong weather contrasts, with hot summers, windy conditions and a major spring severe-thunderstorm and tornado season.
Duncan is part of the South weather region. The forecast point is near 34.50°N latitude and 97.96°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.
Duncan weather today
Patchy rain nearby and 77°F in Duncan, OK. Today's high is 92°F with a 68% rain chance. Winds are around 10 mph with gusts near 16 mph. Relative humidity is 41%, pressure is 30.01 inHg, and visibility is about 6 miles.
Tonight and tomorrow in Duncan
Sunrise is at 07:22 AM and sunset is at 07:23 PM. Tomorrow's forecast calls for Sunny with a high near 91°F and a low near 71°F. The maximum rain chance is 57%.