Port Arthur time zone
Time zone14 Mar 2027 - clocks go forward 1 h to CDT (UTC-5) - in 124 days
Green shows daylight saving time. Dark marker: today.
United States has 8 distinct time zone rule groups. Port Arthur uses Central Standard Time.
- EST · UTC-5New York, Pennsylvania, Florida, Ohio, North Carolina and moreUses daylight saving time
- CST · UTC-6Illinois, Texas, Tennessee, Oklahoma, Wisconsin and moreUses daylight saving time
- MST · UTC-7Colorado, Texas, New Mexico, Idaho, Utah and moreUses daylight saving time
- MST · UTC-7ArizonaNo daylight saving time
- PST · UTC-8California, Washington, Oregon, Nevada, IdahoUses daylight saving time
- UTC-9 · UTC-9AlaskaUses daylight saving time
- UTC-10 · UTC-10America/AdakUses daylight saving time
- UTC-10 · UTC-10HawaiiNo daylight saving time
Zones with matching offsets and clock changes over the next year are grouped together.
Time difference from Port Arthur
Time differenceSun in Port Arthur today
Daylight10h 46m today - 3h 18m less than the longest day and 0h 32m more than the shortest day.
Calculated from coordinates; sunrise and sunset are approximate.
About Port Arthur
City facts- ⌖Region
- Texas
- ◉Population
- 55,340
- ☎Dialing code
- ¤Currency
- USD · Dollar
Public holidays in Texas
HolidaysVeterans Day
Wednesday · in 1 days
NationalThanksgiving Day
Thursday · in 16 days
NationalDay after Thanksgiving
Friday · in 17 days
TXlong weekendChristmas Eve
Thursday · in 44 days
TXChristmas Day
Friday · in 45 days
Nationallong weekend
Airports near Port Arthur
Airports- BPT
↑ 11 km north-west
Same local time
Same time zone rules
Matching offsets and clock changes over the next year.
Same UTC offset right now



Pueblamatches until 14 Mar 2027 














Mérida1082 km · Same time - no DST
Common questions
Quick answers- 01What time zone is Port Arthur in?
- Port Arthur uses America/Chicago: CST (UTC-6).
- 02Does Port Arthur have daylight saving time?
- 14 Mar 2027 - clocks go forward 1 h to CDT (UTC-5) - in 124 days
- 03What is the time difference between Port Arthur and London?
- Port Arthur is 6 h behind relative to London right now.
- 04What is a good time to call Port Arthur from New York?
- A shared working-hours option: 16:00-17:00 in New York = 15:00-16:00 in Port Arthur.
Time zones: IANA via Intl. Holidays: date-holidays. Sun calculations: SunCalc. City data: GeoNames. Airport data: OurAirports.