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Sun times

Oklahoma · United States

Sunrise and Sunset Times Today in Duncan, Oklahoma

· CDT (UTC−05:00)

Sunset in Duncan is at 6:43 PM and sunrise is at 7:48 AM. There are 10h 55m of daylight.

Sunset

6:43 PM

255° W

Sunrise

7:48 AM

105° E

Daylight

10h 55m

0h 02m shorter than the previous day

Solar noon

1:16 PM

Sun altitude: 42.5°

SunriseSunset

Live countdown to the next sunrise or sunset

Times use the city center and a clear, level horizon. Hills, buildings and weather can change what you see.

Tomorrow in Duncan

Wednesday, October 28, 2026: sunset 6:42 PM, sunrise 7:49 AM. Daylight: 10h 54m.


Twilight and golden hour

Morning light

  • Astronomical dawn (−18°)6:23 AM
  • Nautical dawn (−12°)6:52 AM
  • Civil dawn (−6°)7:22 AM
  • Golden hour (−4° to +6°)7:32 AM – 8:23 AM

Evening light

  • Golden hour (+6° to −4°)6:08 PM – 6:59 PM
  • Civil dusk (−6°)7:09 PM
  • Nautical dusk (−12°)7:39 PM
  • Astronomical dusk (−18°)8:08 PM

Golden hour is an approximate photography window, not a weather forecast. About twilight and light thresholds.

Local time in Duncan

America/Chicago · CDT · UTC−05:00. Daylight saving time is in effect.

The next clock change is on Sunday, November 1, 2026, from UTC−05:00 to UTC−06:00. Times in the calendar already include this change.

Clock changes and regional exceptions in United States

IANA timezone data 2026e. Future rules can change; corrections are welcome.

Sunrise and sunset calendar for Duncan


2026-10. Local times in America/Chicago; clock changes apply on their actual dates.
DateSunsetSunriseDaylight
7:16 PM7:27 AM11h 49m
7:14 PM7:27 AM11h 47m
7:13 PM7:28 AM11h 45m
7:12 PM7:29 AM11h 43m
7:10 PM7:30 AM11h 41m
7:09 PM7:30 AM11h 39m
7:08 PM7:31 AM11h 36m
7:06 PM7:32 AM11h 34m
7:05 PM7:33 AM11h 32m
7:04 PM7:33 AM11h 30m
7:02 PM7:34 AM11h 28m
7:01 PM7:35 AM11h 26m
7:00 PM7:36 AM11h 24m
6:58 PM7:37 AM11h 22m
6:57 PM7:37 AM11h 20m
6:56 PM7:38 AM11h 18m
6:55 PM7:39 AM11h 16m
6:53 PM7:40 AM11h 13m
6:52 PM7:41 AM11h 11m
6:51 PM7:42 AM11h 09m
6:50 PM7:42 AM11h 07m
6:49 PM7:43 AM11h 05m
6:48 PM7:44 AM11h 03m
6:46 PM7:45 AM11h 01m
6:45 PM7:46 AM10h 59m
6:44 PM7:47 AM10h 57m
6:43 PM7:48 AM10h 55m
6:42 PM7:49 AM10h 54m
6:41 PM7:50 AM10h 52m
6:40 PM7:50 AM10h 50m
6:39 PM7:51 AM10h 48m
Download 2026 calendar (CSV)

About these times

Calculation point
34.50230°, -97.95781°
Place reference
GeoNames 4535389

Sunrise and sunset use a solar-center altitude of −0.833°, including a standard allowance for refraction and the sun’s radius. The result is rounded to the nearest minute. Terrain and unusual atmospheric conditions are not modeled.

Sources, validation and limitations