O'Brien in numbers
- Coordinates
- 33.3802, -99.8438
- Elevation
- 480 m above sea level
- Population
- 103
- Region
- Texas
- Country
- United States, North America
- Capital
- Washington, D.C. — 2131 km away
- Same name
- 7 more places in the world share this name
What time is it in O'Brien, Texas, United States
The page gives the present local time in O'Brien, Texas, United States, whose time zone is America/Chicago (−5).
O'Brien, United States
Friday, 23 October 2026
UTC−5 · America/Chicago
Local time in O'Brien
UTC−5 · daylight saving time is active
Local time in O'Brien, Texas.
The sun today
Sunrise 7:51 AM Solar noon 1:25 PM Sunset 6:58 PM Daylight 11 h 07 min Night 12 h 53 min Civil twilight 7:26 AM – 7:23 PM
Weather in O'Brien right now
Loading the current weather…
Weather data by Open-Meteo, updated every 30 minutes.
O'Brien and its neighbours
Postal codes
- 79539 O Brien — 0.7 km away
- 79529 Knox City — 5.1 km away
- 79544 Rochester — 7.9 km away
Postal codes come from the free GeoNames dataset. Where a code is listed with a distance, it belongs to a nearby settlement — GeoNames spells that name differently from ours.
Largest cities in Texas
- Houston 2 314 157
- San Antonio 1 526 656
- Dallas 1 326 087
- Fort Worth 1 008 106
- Austin 974 447
- El Paso 678 815
Other places named O'Brien
- O'Brien Oregon, United States
- O'Brien Newfoundland and Labrador, Canada
- O'Brien Ontario, Canada
- O'Brien California, United States
- O'Brien Florida, United States
Same time zone — America/Chicago
- Chicago United States
- Houston United States
- San Antonio United States
- Dallas United States
- Fort Worth United States
- Austin United States
Nearby places
About the time in O'Brien
O'Brien holds to America/Chicago time, which equals UTC−5. Clock adjustment for daylight saving: Yes.
Today's schedule for O'Brien: sunrise 7:51 AM, sunset 6:58 PM. That gives 11 h 07 min of daylight.
Knox City and Union Grove, both nearby, hold the same time as O'Brien.
The number of postal codes covering O'Brien is 3.
Questions and answers
- Is the local time in O'Brien based on America/Chicago?
- Yes, local time in O'Brien is based on America/Chicago, with an offset of −5.
- Does the local time in O'Brien change with daylight saving?
- Yes.
- Tell me the sunrise hour in O'Brien.
- The sunrise hour is 7:51 AM.