Current Time in Duncan, Oklahoma, USA
11:04:08 PM
23:04:08
CST (Central Standard Time) · UTC−06:00
America/Chicago
Time zone details
Duncan is currently on standard time; daylight saving time is observed in 2026
Daylight in Duncan
Location facts
Place
- Country
- USA
- State
- Oklahoma
- County
- Stephens County
- Place type
- City or town
- Country currency
- US Dollar (USD)
Practical
- Country languages
- English, Spanish, Hawaiian, French
- Dialing code
- +1
- Population
- 23,231
- Elevation
- 342 m
Geography
- Geographic coordinates
- 34° 30' N / 97° 57' W
Convert Duncan time
Compare Duncan with another city or time zone
Duncan follows the same clock and daylight-saving rules as Oklahoma City
Popular conversions (current offsets)
All times shown relative to Duncan local time
Clock changes in Duncan
2:00 AM CST3:00 AM CDT
Clocks move forward 1 hour
2026
past
Daylight saving time starts
2:00 AM CST3:00 AM CDT
Clocks move forward 1 hour
past
Daylight saving time ends
2:00 AM CDT1:00 AM CST
Clocks move back 1 hour
Future clock changes, 2027–2030
Sun & Moon details
Sun
- Sunrise
- Solar noon
- Sunset
- Daylight duration
- 10 hr 25 min1 min 38 sec shorter than the previous day
Twilight
- Civil twilight
- –
- Nautical twilight
- –
- Astronomical twilight
- –
View full Sun & Moon detailsHide full Sun & Moon details
Friday, November 13, 2026
View Duncan on Savvy Time's time-zone map
Sun
- Sunrise
- Sunset
- Day length
- 10 hr 25 min1 min 38 sec shorter than the previous day
- Solar noon
- (37.4° altitude)
Civil twilight
- Dawn to dusk
- –
Additional twilight
- Nautical dawn to dusk
- –
- Astronomical dawn to dusk
- –
Moon
- Phase
- Waxing Crescent (18% illuminated)
- Moonrise
- Moonset
- Previous principal phase
- New Moon — Monday, November 9, 2026 at
- Next principal phase
- First Quarter — Tuesday, November 17, 2026 at
Seven-day daylight outlook
| Local date | Sunrise | Sunset | Day length | Daily change |
|---|---|---|---|---|
| 10 hr 25 min | 1 min 38 sec shorter than the previous day | |||
| 10 hr 23 min | 1 min 36 sec shorter than the previous day | |||
| 10 hr 22 min | 1 min 34 sec shorter than the previous day | |||
| 10 hr 20 min | 1 min 33 sec shorter than the previous day | |||
| 10 hr 18 min | 1 min 31 sec shorter than the previous day | |||
| 10 hr 17 min | 1 min 29 sec shorter than the previous day | |||
| 10 hr 16 min | 1 min 28 sec shorter than the previous day |
Weather forecast for Duncan
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Plan around Duncan
Upcoming public holidays in Oklahoma
- Thanksgiving Day
- Day after Thanksgiving
- Christmas Day
Nearby scheduled airports for Duncan, Oklahoma, USA
Lawton Fort Sill Regional AirportLAWMedium airport · Serves Lawton42.7 km west
Source: OurAirports record · LAW / KLAW
About 42.7 km (26.5 mi) west of Duncan
Scheduled airline service in source data
Wichita Falls Municipal Airport / Sheppard Air Force BaseSPSMedium airport · Serves Wichita Falls75.3 km southwest
Source: OurAirports record · SPS / KSPS
About 75.3 km (46.8 mi) southwest of Duncan
Scheduled airline service in source data
OKC Will Rogers World AirportOKCLarge airport · Serves Oklahoma City104 km north-northeast
Source: OurAirports record · OKC / KOKC
About 104 km (64.9 mi) north-northeast of Duncan
Scheduled airline service in source data
Nearby places
Frequently asked questions
- What time zone is Duncan in?
- Duncan uses Central Standard Time (CST, UTC−6) in winter and Central Daylight Time (CDT, UTC−5) in summer. Its IANA time zone is America/Chicago.
- When is the next clock change in Duncan?
- Clocks in Duncan move forward 1 hour on Sunday, March 14, 2027 at 2:00 AM, changing from CST (UTC−06:00) to CDT (UTC−05:00)
- Does Duncan observe daylight saving time?
- Yes. Duncan observes daylight saving time: CDT (UTC−5) in summer and CST (UTC−6) in winter.
- What is the UTC offset of Duncan?
- Duncan is UTC−6 in winter and UTC−5 in summer